diff --git a/device-types/APC/AP7901B.yaml b/device-types/APC/AP7901B.yaml
index 07e7b7c98..c798e1b4b 100644
--- a/device-types/APC/AP7901B.yaml
+++ b/device-types/APC/AP7901B.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: APC
 model: AP7901B
-slug: ap7901B
+slug: ap7901b
 part_number: AP7901B
 u_height: 1
 is_full_depth: false
diff --git a/device-types/APC/BN450M.yaml b/device-types/APC/BN450M.yaml
index 3e2816498..bd30b976c 100644
--- a/device-types/APC/BN450M.yaml
+++ b/device-types/APC/BN450M.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: APC
 model: BN450M
-slug: BN450M
+slug: bn450m
 u_height: 3
 is_full_depth: false
 comments: '[APC BN450M Datasheet](https://www.se.com/ww/en/product/download-pdf/BN450M)'
diff --git a/device-types/Arista/DCS-7050QX-32S.yaml b/device-types/Arista/DCS-7050QX-32S.yaml
index 997dc52a0..9c3530579 100644
--- a/device-types/Arista/DCS-7050QX-32S.yaml
+++ b/device-types/Arista/DCS-7050QX-32S.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Arista
 model: DCS-7050QX-32S
-slug: dcs-7050QX-32s
+slug: dcs-7050qx-32s
 part_number: DCS-7050QX-32S
 u_height: 1
 is_full_depth: false
diff --git a/device-types/Avocent/PM10-15A.yaml b/device-types/Avocent/PM10-15A.yaml
index c86f46c71..0b6debcac 100644
--- a/device-types/Avocent/PM10-15A.yaml
+++ b/device-types/Avocent/PM10-15A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10-15A
-slug: PM10_15A
+slug: pm10_15a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10-15A
diff --git a/device-types/Avocent/PM10-20A.yaml b/device-types/Avocent/PM10-20A.yaml
index 0c279ff57..b03983285 100644
--- a/device-types/Avocent/PM10-20A.yaml
+++ b/device-types/Avocent/PM10-20A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10-20A
-slug: PM10_20A
+slug: pm10_20a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10-20A
diff --git a/device-types/Avocent/PM10-L20A.yaml b/device-types/Avocent/PM10-L20A.yaml
index 87b291478..f3b8b26b6 100644
--- a/device-types/Avocent/PM10-L20A.yaml
+++ b/device-types/Avocent/PM10-L20A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10-L20A
-slug: PM10_L20A
+slug: pm10_l20a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10-L20A
diff --git a/device-types/Avocent/PM10-L30A.yaml b/device-types/Avocent/PM10-L30A.yaml
index 78a8e2209..2e973447e 100644
--- a/device-types/Avocent/PM10-L30A.yaml
+++ b/device-types/Avocent/PM10-L30A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10-L30A
-slug: PM10_L30A
+slug: pm10_l30a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10-L30A
diff --git a/device-types/Avocent/PM10i-10A.yaml b/device-types/Avocent/PM10i-10A.yaml
index 68932d0d4..6a1cea44c 100644
--- a/device-types/Avocent/PM10i-10A.yaml
+++ b/device-types/Avocent/PM10i-10A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10i-10A
-slug: PM10i_10A
+slug: pm10i_10a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10i-10A
diff --git a/device-types/Avocent/PM10i-15A.yaml b/device-types/Avocent/PM10i-15A.yaml
index eccb0e7d7..e593104a1 100644
--- a/device-types/Avocent/PM10i-15A.yaml
+++ b/device-types/Avocent/PM10i-15A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10i-15A
-slug: PM10i_15A
+slug: pm10i_15a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10i-15A
diff --git a/device-types/Avocent/PM10i-16A.yaml b/device-types/Avocent/PM10i-16A.yaml
index 06a9ef51c..b7fa4ea63 100644
--- a/device-types/Avocent/PM10i-16A.yaml
+++ b/device-types/Avocent/PM10i-16A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10i-16A
-slug: PM10i_16A
+slug: pm10i_16a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10i-16A
diff --git a/device-types/Avocent/PM10i-20A.yaml b/device-types/Avocent/PM10i-20A.yaml
index 43055f3af..7eba5de25 100644
--- a/device-types/Avocent/PM10i-20A.yaml
+++ b/device-types/Avocent/PM10i-20A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10i-20A
-slug: PM10i_20A
+slug: pm10i_20a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10i-20A
diff --git a/device-types/Avocent/PM10i-L30A.yaml b/device-types/Avocent/PM10i-L30A.yaml
index 6dba9ba1e..6d1c6021f 100644
--- a/device-types/Avocent/PM10i-L30A.yaml
+++ b/device-types/Avocent/PM10i-L30A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM10i-L30A
-slug: PM10i_L30A
+slug: pm10i_l30a
 u_height: 1
 is_full_depth: false
 comments: AlterPath PM10i-L30A
diff --git a/device-types/Avocent/PM3000.yaml b/device-types/Avocent/PM3000.yaml
index 1a2961757..4ff44195f 100755
--- a/device-types/Avocent/PM3000.yaml
+++ b/device-types/Avocent/PM3000.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM3000
-slug: PM3000
+slug: pm3000
 u_height: 0
 is_full_depth: false
 power-ports:
diff --git a/device-types/Avocent/PM3009H.yaml b/device-types/Avocent/PM3009H.yaml
index 56c96acd9..090c81b59 100644
--- a/device-types/Avocent/PM3009H.yaml
+++ b/device-types/Avocent/PM3009H.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Avocent
 model: PM3009H
-slug: PM3009H
+slug: pm3009h
 u_height: 1
 is_full_depth: false
 console-ports:
diff --git a/device-types/Ciena/3928.yaml b/device-types/Ciena/3928.yaml
index 0d898bf1f..88e5c7965 100644
--- a/device-types/Ciena/3928.yaml
+++ b/device-types/Ciena/3928.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Ciena
 model: 3928AC
-slug: 3928AC
+slug: 3928ac
 part_number: 170-3928-910
 u_height: 1
 is_full_depth: false
diff --git a/device-types/Cisco/CISCO2951_K9.yaml b/device-types/Cisco/2951-K9.yaml
similarity index 89%
rename from device-types/Cisco/CISCO2951_K9.yaml
rename to device-types/Cisco/2951-K9.yaml
index a884feae9..023926816 100644
--- a/device-types/Cisco/CISCO2951_K9.yaml
+++ b/device-types/Cisco/2951-K9.yaml
@@ -1,8 +1,8 @@
 ---
 manufacturer: Cisco
-model: CISCO2951/K9
+model: 2951 ISR
 part_number: CISCO2951/K9
-slug: cisco-cisco2951_K9
+slug: cisco-2951-k9
 u_height: 2
 is_full_depth: true
 console-ports:
diff --git a/device-types/Cisco/AIR-CAP3702E-B-K9.yaml b/device-types/Cisco/AIR-CAP3702E-B-K9.yaml
index 3839ef101..eca7e985d 100644
--- a/device-types/Cisco/AIR-CAP3702E-B-K9.yaml
+++ b/device-types/Cisco/AIR-CAP3702E-B-K9.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: Aironet 3702E-B
-slug: cisco-air-cap3702e-B-k9
+slug: cisco-air-cap3702e-b-k9
 part_number: AIR-CAP3702E-B-K9
 u_height: 0
 is_full_depth: false
diff --git a/device-types/Cisco/CBS350-24P-4G.yaml b/device-types/Cisco/CBS350-24P-4G.yaml
index 29c97e8d3..2b648ccc1 100644
--- a/device-types/Cisco/CBS350-24P-4G.yaml
+++ b/device-types/Cisco/CBS350-24P-4G.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: CBS350-24P-4G
-slug: cisco-CBS350-24P-4G
+slug: cisco-cbs350-24p-4g
 part_number: WCBS350-24P-4G
 comments: https://www.cisco.com/c/en/us/products/collateral/switches/business-350-series-managed-switches/datasheet-c78-744156.html
 is_full_depth: false
diff --git a/device-types/Cisco/Meraki-M36.yaml b/device-types/Cisco/Meraki-M36.yaml
index c00efbd84..29436f41e 100644
--- a/device-types/Cisco/Meraki-M36.yaml
+++ b/device-types/Cisco/Meraki-M36.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: MR36
-slug: cisco-MR36
+slug: cisco-mr36
 u_height: 0.0
 is_full_depth: false
 comments: "- Datasheet: [https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR36_Datasheet](https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR36_Datasheet)\r\
diff --git a/device-types/Cisco/Meraki-M44.yaml b/device-types/Cisco/Meraki-M44.yaml
index a13074367..d6e34d3fd 100644
--- a/device-types/Cisco/Meraki-M44.yaml
+++ b/device-types/Cisco/Meraki-M44.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: MR44
-slug: cisco-MR44
+slug: cisco-mr44
 u_height: 0.0
 is_full_depth: false
 comments: "- Datasheet: [https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR44_Datasheet](https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR44_Datasheet)\r\
diff --git a/device-types/Cisco/Meraki-MR53.yaml b/device-types/Cisco/Meraki-MR53.yaml
index caf512285..24692f7ad 100644
--- a/device-types/Cisco/Meraki-MR53.yaml
+++ b/device-types/Cisco/Meraki-MR53.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: MR53
-slug: cisco-MR53
+slug: cisco-mr53
 is_full_depth: false
 u_height: 0
 comments: "- Datasheet: [https://meraki.cisco.com/product-collateral/mr53-datasheet/?file](https://meraki.cisco.com/product-collateral/mr53-datasheet/?file)\r\
diff --git a/device-types/Cisco/Meraki-MR53E.yaml b/device-types/Cisco/Meraki-MR53E.yaml
index 04dbb8056..557a12125 100644
--- a/device-types/Cisco/Meraki-MR53E.yaml
+++ b/device-types/Cisco/Meraki-MR53E.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: MR53E
-slug: cisco-MR53E
+slug: cisco-mr53e
 is_full_depth: false
 u_height: 0
 comments: "- Datasheet: [https://meraki.cisco.com/product-collateral/mr53e-datasheet/?file](https://meraki.cisco.com/product-collateral/mr53e-datasheet/?file)\r\
diff --git a/device-types/Cisco/Meraki-MR56.yaml b/device-types/Cisco/Meraki-MR56.yaml
index 0e9baee92..83bb4f0dd 100644
--- a/device-types/Cisco/Meraki-MR56.yaml
+++ b/device-types/Cisco/Meraki-MR56.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: MR56
-slug: cisco-MR56
+slug: cisco-mr56
 is_full_depth: false
 u_height: 0
 comments: "- Datasheet: [https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR56_Datasheet](https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR56_Datasheet)\r\
diff --git a/device-types/Cisco/Meraki-MR57.yaml b/device-types/Cisco/Meraki-MR57.yaml
index 011bcac09..ddf0e0f67 100644
--- a/device-types/Cisco/Meraki-MR57.yaml
+++ b/device-types/Cisco/Meraki-MR57.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: MR57
-slug: cisco-MR57
+slug: cisco-mr57
 is_full_depth: false
 u_height: 0
 comments: "- Datasheet: [https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR57_Datasheet](https://documentation.meraki.com/MR/MR_Overview_and_Specifications/MR57_Datasheet)\r\
diff --git a/device-types/Cisco/N9K-C9332PQ.yaml b/device-types/Cisco/N9K-C9332PQ.yaml
index 5694abba0..44cddd1ec 100644
--- a/device-types/Cisco/N9K-C9332PQ.yaml
+++ b/device-types/Cisco/N9K-C9332PQ.yaml
@@ -2,7 +2,7 @@
 manufacturer: Cisco
 model: Nexus 9332PQ
 part_number: N9K-C9332PQ
-slug: cisco-n9k-C9332pq
+slug: cisco-n9k-c9332pq
 u_height: 1
 is_full_depth: false
 console-ports:
diff --git a/device-types/Cisco/N9K-C9336PQ.yaml b/device-types/Cisco/N9K-C9336PQ.yaml
index 7007fa97b..a5684637b 100644
--- a/device-types/Cisco/N9K-C9336PQ.yaml
+++ b/device-types/Cisco/N9K-C9336PQ.yaml
@@ -2,7 +2,7 @@
 manufacturer: Cisco
 model: Nexus 9336PQ
 part_number: N9K-C9336PQ
-slug: cisco-n9k-C9336pq
+slug: cisco-n9k-c9336pq
 u_height: 2
 is_full_depth: true
 console-ports:
diff --git a/device-types/Cisco/N9K-C9372PX.yaml b/device-types/Cisco/N9K-C9372PX.yaml
index 3ce4b542f..d42de2d79 100644
--- a/device-types/Cisco/N9K-C9372PX.yaml
+++ b/device-types/Cisco/N9K-C9372PX.yaml
@@ -2,7 +2,7 @@
 manufacturer: Cisco
 model: Nexus 9372PX
 part_number: N9K-C9372PX
-slug: cisco-n9k-C9372px
+slug: cisco-n9k-c9372px
 u_height: 1
 is_full_depth: true
 console-ports:
diff --git a/device-types/Cisco/N9K-C9372TX.yaml b/device-types/Cisco/N9K-C9372TX.yaml
index 8d0e59fc8..9595681ff 100644
--- a/device-types/Cisco/N9K-C9372TX.yaml
+++ b/device-types/Cisco/N9K-C9372TX.yaml
@@ -2,7 +2,7 @@
 manufacturer: Cisco
 model: Nexus 9372TX
 part_number: N9K-C9372TX
-slug: cisco-n9k-C9372tx
+slug: cisco-n9k-c9372tx
 u_height: 1
 is_full_depth: false
 console-ports:
diff --git a/device-types/Cisco/WS-C2950T-48-SI.yaml b/device-types/Cisco/WS-C2950T-48-SI.yaml
index ee255a8f3..7ce826dbb 100644
--- a/device-types/Cisco/WS-C2950T-48-SI.yaml
+++ b/device-types/Cisco/WS-C2950T-48-SI.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: Catalyst 2950T-48
-slug: cisco-ws-c2950T-48-si
+slug: cisco-ws-c2950t-48-si
 part_number: WS-C2950T-48-SI
 is_full_depth: false
 u_height: 1
diff --git a/device-types/Cisco/WS-C3650-24FD-L.yaml b/device-types/Cisco/WS-C3650-24FD-L.yaml
index be133f860..fee9514fa 100644
--- a/device-types/Cisco/WS-C3650-24FD-L.yaml
+++ b/device-types/Cisco/WS-C3650-24FD-L.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: Catalyst 3650-24FD-L
-slug: cisco-ws-c3650-24fd-L
+slug: cisco-ws-c3650-24fd-l
 part_number: WS-C3650-24FD-L
 is_full_depth: false
 u_height: 1
diff --git a/device-types/Cisco/WS-C3650-24PS-L.yaml b/device-types/Cisco/WS-C3650-24PS-L.yaml
index c44fdc740..f1198984a 100644
--- a/device-types/Cisco/WS-C3650-24PS-L.yaml
+++ b/device-types/Cisco/WS-C3650-24PS-L.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Cisco
 model: Catalyst 3650-24PS-L
-slug: cisco-ws-c3650-24ps-L
+slug: cisco-ws-c3650-24ps-l
 part_number: WS-C3650-24PS-L
 is_full_depth: false
 u_height: 1
diff --git a/device-types/CyberPower/PDU15M2F12R.yaml b/device-types/CyberPower/PDU15M2F12R.yaml
index e0db04f26..2443071d6 100644
--- a/device-types/CyberPower/PDU15M2F12R.yaml
+++ b/device-types/CyberPower/PDU15M2F12R.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: CyberPower
 model: PDU15M2F12R
-slug: PDU15M2F12R
+slug: pdu15m2f12r
 u_height: 1
 is_full_depth: false
 # comments: CyberPower PDU 1u, 14 outlet 15A 100-125V
diff --git a/device-types/Dell/49H29.yaml b/device-types/Dell/49H29.yaml
index a19eb4e89..ac52bbf93 100644
--- a/device-types/Dell/49H29.yaml
+++ b/device-types/Dell/49H29.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Dell
 model: 49H29
-slug: dell_controller_49H29
+slug: dell_controller_49h29
 part_number: 49H29
 comments: SAS 4 Port Controller for use in the Dell ME4012, ME4024, and ME4084
 u_height: 0
diff --git a/device-types/Dell/PowerVault_NX3240.yml b/device-types/Dell/PowerVault_NX3240.yml
index 1b4830eca..378a7fc3f 100644
--- a/device-types/Dell/PowerVault_NX3240.yml
+++ b/device-types/Dell/PowerVault_NX3240.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Dell
 model: PowerVault NX3240
-slug: dell_powervault_NX3240
+slug: dell_powervault_nx3240
 u_height: 2
 is_full_depth: true
 comments: '[storage-nx3240_owners-manual_en-us.pdf](https://dl.dell.com/topicspdf/storage-nx3240_owners-manual_en-us.pdf)'
diff --git a/device-types/Fortinet/FG-90D.yml b/device-types/Fortinet/FG-90D.yml
index 91aacc15e..2f12ba34d 100644
--- a/device-types/Fortinet/FG-90D.yml
+++ b/device-types/Fortinet/FG-90D.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Fortinet
 model: FortiGate 90D
-slug: fg-90D
+slug: fg-90d
 part_number: FG-90D
 u_height: 1
 is_full_depth: false
diff --git a/device-types/Generic/LC-12-port_fiber_patch_panel.yaml b/device-types/Generic/LC-12-port_fiber_patch_panel.yaml
index 7a016e7c6..eeaec2bd6 100644
--- a/device-types/Generic/LC-12-port_fiber_patch_panel.yaml
+++ b/device-types/Generic/LC-12-port_fiber_patch_panel.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: LC-12-port Fiber Patch Panel
-slug: LC-12-port-fiber-patch-panel
+slug: lc-12-port-fiber-patch-panel
 u_height: 1
 airflow: passive
 front-ports:
diff --git a/device-types/Generic/LC-12-port_fiber_patch_panel_half.yaml b/device-types/Generic/LC-12-port_fiber_patch_panel_half.yaml
index 254bf4c76..fa59cc2ed 100644
--- a/device-types/Generic/LC-12-port_fiber_patch_panel_half.yaml
+++ b/device-types/Generic/LC-12-port_fiber_patch_panel_half.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: LC-12-port Fiber Patch Panel (half depth)
-slug: LC-12-port-fiber-patch-panel-half-depth
+slug: lc-12-port-fiber-patch-panel-half-depth
 u_height: 1
 is_full_depth: false
 airflow: passive
diff --git a/device-types/Generic/LC-24-port_fiber_patch_panel.yaml b/device-types/Generic/LC-24-port_fiber_patch_panel.yaml
index 351889664..0e714e1cc 100644
--- a/device-types/Generic/LC-24-port_fiber_patch_panel.yaml
+++ b/device-types/Generic/LC-24-port_fiber_patch_panel.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: LC-24-port Fiber Patch Panel
-slug: LC-24-port-fiber-patch-panel
+slug: lc-24-port-fiber-patch-panel
 u_height: 1
 airflow: passive
 front-ports:
diff --git a/device-types/Generic/LC-24-port_fiber_patch_panel_half.yaml b/device-types/Generic/LC-24-port_fiber_patch_panel_half.yaml
index 07766691e..9205f23b7 100644
--- a/device-types/Generic/LC-24-port_fiber_patch_panel_half.yaml
+++ b/device-types/Generic/LC-24-port_fiber_patch_panel_half.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: LC-24-port Fiber Patch Panel (half depth)
-slug: LC-24-port-fiber-patch-panel-half-depth
+slug: lc-24-port-fiber-patch-panel-half-depth
 u_height: 1
 is_full_depth: false
 airflow: passive
diff --git a/device-types/Generic/LC-48-port_fiber_patch_panel.yaml b/device-types/Generic/LC-48-port_fiber_patch_panel.yaml
index c7c9a0ad7..0735e9f94 100644
--- a/device-types/Generic/LC-48-port_fiber_patch_panel.yaml
+++ b/device-types/Generic/LC-48-port_fiber_patch_panel.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: LC-48-port Fiber Patch Panel
-slug: LC-48-port-fiber-patch-panel
+slug: lc-48-port-fiber-patch-panel
 u_height: 2
 airflow: passive
 front-ports:
diff --git a/device-types/Generic/LC-48-port_fiber_patch_panel_half.yaml b/device-types/Generic/LC-48-port_fiber_patch_panel_half.yaml
index 4c85c2f33..e7dd180e1 100644
--- a/device-types/Generic/LC-48-port_fiber_patch_panel_half.yaml
+++ b/device-types/Generic/LC-48-port_fiber_patch_panel_half.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: LC-48-port Fiber Patch Panel (half depth)
-slug: LC-48-port-fiber-patch-panel-half-depth
+slug: lc-48-port-fiber-patch-panel-half-depth
 u_height: 2
 is_full_depth: false
 airflow: passive
diff --git a/device-types/Generic/SC-24-double-port_fiber_patch_panel.yaml b/device-types/Generic/SC-24-double-port_fiber_patch_panel.yaml
index f0776b09f..31d073bd5 100644
--- a/device-types/Generic/SC-24-double-port_fiber_patch_panel.yaml
+++ b/device-types/Generic/SC-24-double-port_fiber_patch_panel.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: SC-24-double-port Fiber Patch Panel
-slug: SC-24-double-port-fiber-patch-panel
+slug: sc-24-double-port-fiber-patch-panel
 u_height: 1
 is_full_depth: true
 airflow: passive
diff --git a/device-types/Generic/SC-24-double-port_fiber_patch_panel_half.yaml b/device-types/Generic/SC-24-double-port_fiber_patch_panel_half.yaml
index 76c368d1c..1304ec778 100644
--- a/device-types/Generic/SC-24-double-port_fiber_patch_panel_half.yaml
+++ b/device-types/Generic/SC-24-double-port_fiber_patch_panel_half.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: SC-24-double-port Fiber Patch Panel (half depth)
-slug: SC-24-double-port-fiber-patch-panel-half-depth
+slug: sc-24-double-port-fiber-patch-panel-half-depth
 u_height: 1
 is_full_depth: false
 airflow: passive
diff --git a/device-types/Generic/SC-24-port_fiber_patch_panel.yaml b/device-types/Generic/SC-24-port_fiber_patch_panel.yaml
index bca2c1545..b81dc8536 100644
--- a/device-types/Generic/SC-24-port_fiber_patch_panel.yaml
+++ b/device-types/Generic/SC-24-port_fiber_patch_panel.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: SC-24-port Fiber Patch Panel
-slug: SC-24-port-fiber-patch-panel
+slug: sc-24-port-fiber-patch-panel
 u_height: 1
 is_full_depth: true
 airflow: passive
diff --git a/device-types/Generic/SC-24-port_fiber_patch_panel_half.yaml b/device-types/Generic/SC-24-port_fiber_patch_panel_half.yaml
index b4c145cc1..fbba81d60 100644
--- a/device-types/Generic/SC-24-port_fiber_patch_panel_half.yaml
+++ b/device-types/Generic/SC-24-port_fiber_patch_panel_half.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Generic
 model: SC-24-port Fiber Patch Panel (half depth)
-slug: SC-24-port-fiber-patch-panel-half-depth
+slug: sc-24-port-fiber-patch-panel-half-depth
 u_height: 1
 is_full_depth: false
 airflow: passive
diff --git a/device-types/HPE/Aruba-2930M-24G.yaml b/device-types/HPE/Aruba-2930M-24G.yaml
index 89bff8118..f6161687b 100644
--- a/device-types/HPE/Aruba-2930M-24G.yaml
+++ b/device-types/HPE/Aruba-2930M-24G.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: Aruba 2930M-24G
-slug: hpe-aruba-2930M-24G
+slug: hpe-aruba-2930m-24g
 part_number: JL319A
 u_height: 1
 is_full_depth: false
diff --git a/device-types/HPE/Aruba-3810M-40G-8SR.yaml b/device-types/HPE/Aruba-3810M-40G-8SR.yaml
index 926a7a0b2..2edb0395e 100644
--- a/device-types/HPE/Aruba-3810M-40G-8SR.yaml
+++ b/device-types/HPE/Aruba-3810M-40G-8SR.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: Aruba 3810M-40G-8SR
-slug: hpe-aruba-3810M-40G-8SR
+slug: hpe-aruba-3810m-40g-8sr
 part_number: JL076A
 u_height: 1
 is_full_depth: false
diff --git a/device-types/HPE/Aruba-8325-48Y8C-JL624A.yaml b/device-types/HPE/Aruba-8325-48Y8C-JL624A.yaml
index d94dab105..694c294bb 100644
--- a/device-types/HPE/Aruba-8325-48Y8C-JL624A.yaml
+++ b/device-types/HPE/Aruba-8325-48Y8C-JL624A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: Aruba 8325-48Y8C Front-to-Back
-slug: hpe-aruba-8325-48Y8C-jl624a
+slug: hpe-aruba-8325-48y8c-jl624a
 part_number: JL624A
 u_height: 1
 is_full_depth: false
diff --git a/device-types/HPE/Aruba-8325-48Y8C-JL625A.yaml b/device-types/HPE/Aruba-8325-48Y8C-JL625A.yaml
index a59565f60..2dc5e7c95 100644
--- a/device-types/HPE/Aruba-8325-48Y8C-JL625A.yaml
+++ b/device-types/HPE/Aruba-8325-48Y8C-JL625A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: Aruba 8325-48Y8C Back-to-Front
-slug: hpe-aruba-8325-48Y8C-jl625a
+slug: hpe-aruba-8325-48y8c-jl625a
 part_number: JL625A
 u_height: 1
 is_full_depth: false
diff --git a/device-types/HPE/FlexFabric-5800-24G.yml b/device-types/HPE/FlexFabric-5800-24G.yml
index 66fa10432..1c4446484 100644
--- a/device-types/HPE/FlexFabric-5800-24G.yml
+++ b/device-types/HPE/FlexFabric-5800-24G.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: FlexFabric 5800-24G
-slug: hpe-flexfabric-5800-24G
+slug: hpe-flexfabric-5800-24g
 part_number: JC100B
 u_height: 1
 is_full_depth: false
diff --git a/device-types/HPE/FlexFabric-5800-48G.yml b/device-types/HPE/FlexFabric-5800-48G.yml
index 53f44a2f2..3d90efe3a 100644
--- a/device-types/HPE/FlexFabric-5800-48G.yml
+++ b/device-types/HPE/FlexFabric-5800-48G.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: FlexFabric 5800-48G
-slug: hpe-flexfabic-5800-48G
+slug: hpe-flexfabic-5800-48g
 part_number: JC105B
 u_height: 1
 is_full_depth: false
diff --git a/device-types/HPE/FlexFabric-5920AF-24XG.yml b/device-types/HPE/FlexFabric-5920AF-24XG.yml
index d095210b8..1958b0289 100644
--- a/device-types/HPE/FlexFabric-5920AF-24XG.yml
+++ b/device-types/HPE/FlexFabric-5920AF-24XG.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: FlexFabric 5920AF-24XG
-slug: hpe-flexfabric-5920AF-24xg
+slug: hpe-flexfabric-5920af-24xg
 part_number: JG296A
 u_height: 1
 is_full_depth: true
diff --git a/device-types/HPE/HP-5500-24G-4SFP-HI.yaml b/device-types/HPE/HP-5500-24G-4SFP-HI.yaml
index 0605304ae..64f0f939d 100644
--- a/device-types/HPE/HP-5500-24G-4SFP-HI.yaml
+++ b/device-types/HPE/HP-5500-24G-4SFP-HI.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: HPE 5500-24G-4SFP HI
-slug: hpe-5500-24G-4SFP-HI
+slug: hpe-5500-24g-4sfp-hi
 part_number: JG311A
 u_height: 1
 is_full_depth: false
diff --git a/device-types/HPE/ProCurve-A5800-24G.yml b/device-types/HPE/ProCurve-A5800-24G.yml
index 590526015..3eeece29a 100644
--- a/device-types/HPE/ProCurve-A5800-24G.yml
+++ b/device-types/HPE/ProCurve-A5800-24G.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: HPE
 model: ProCurve A5800-24G
-slug: hpe-procurve-A5800-24G
+slug: hpe-procurve-a5800-24g
 part_number: JC100A
 u_height: 1
 is_full_depth: false
diff --git a/device-types/Huawei/S3100-8TP-PWR-EI.yaml b/device-types/Huawei/S3100-8TP-PWR-EI.yaml
index f2522b8b4..2a8cb3554 100644
--- a/device-types/Huawei/S3100-8TP-PWR-EI.yaml
+++ b/device-types/Huawei/S3100-8TP-PWR-EI.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Huawei
 model: S3100-8TP-PWR-EI
-slug: huawei-S3100-8TP-PWR-EI
+slug: huawei-s3100-8tp-pwr-ei
 part_number: S3100-8TP-PWR-EI
 u_height: 1.0
 weight: 2.8
diff --git a/device-types/Huawei/S5700-28P-LI-AC.yaml b/device-types/Huawei/S5700-28P-LI-AC.yaml
index 138d39810..ba2567e56 100644
--- a/device-types/Huawei/S5700-28P-LI-AC.yaml
+++ b/device-types/Huawei/S5700-28P-LI-AC.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Huawei
 model: S5700-28P-LI-AC
-slug: huawei-S5700-28P-LI-AC
+slug: huawei-s5700-28p-li-ac
 u_height: 1.0
 weight: 2.8
 weight_unit: kg
diff --git a/device-types/Huawei/S5720-28X-LI-24S-DC.yaml b/device-types/Huawei/S5720-28X-LI-24S-DC.yaml
index 5ab782d3c..b6f94fcca 100644
--- a/device-types/Huawei/S5720-28X-LI-24S-DC.yaml
+++ b/device-types/Huawei/S5720-28X-LI-24S-DC.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Huawei
 model: S5720-28X-LI-24S-DC
-slug: S5720-28X-LI-24S-DC
+slug: s5720-28x-li-24s-dc
 u_height: 1.0
 is_full_depth: true
 console-ports:
diff --git a/device-types/Infoblox/IB-1410.yaml b/device-types/Infoblox/IB-1410.yaml
index a53275bbc..8f4f29d2d 100644
--- a/device-types/Infoblox/IB-1410.yaml
+++ b/device-types/Infoblox/IB-1410.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Infoblox
 model: IB-1410
-slug: IB-1410
+slug: ib-1410
 is_full_depth: false
 u_height: 1
 interfaces:
diff --git a/device-types/Infoblox/IB-1420.yaml b/device-types/Infoblox/IB-1420.yaml
index a485f9929..f9edc9cb9 100644
--- a/device-types/Infoblox/IB-1420.yaml
+++ b/device-types/Infoblox/IB-1420.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Infoblox
 model: IB-1420
-slug: IB-1420
+slug: ib-1420
 is_full_depth: false
 u_height: 1
 interfaces:
diff --git a/device-types/Infoblox/TE-1415-NS1GD-AC.yaml b/device-types/Infoblox/TE-1415-NS1GD-AC.yaml
index 7b14c7689..6c4369cf4 100644
--- a/device-types/Infoblox/TE-1415-NS1GD-AC.yaml
+++ b/device-types/Infoblox/TE-1415-NS1GD-AC.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Infoblox
 model: TE-1415-NS1GD-AC
-slug: TE-1415-NS1GD-AC
+slug: te-1415-ns1gd-ac
 is_full_depth: false
 u_height: 1
 interfaces:
diff --git a/device-types/Infoblox/TE-815-NS1GD-AC.yaml b/device-types/Infoblox/TE-815-NS1GD-AC.yaml
index b14caf11e..c03c93bee 100644
--- a/device-types/Infoblox/TE-815-NS1GD-AC.yaml
+++ b/device-types/Infoblox/TE-815-NS1GD-AC.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Infoblox
 model: TE-815-NS1GD-AC
-slug: TE-815-NS1GD-AC
+slug: te-815-ns1gd-ac
 is_full_depth: false
 u_height: 1
 interfaces:
diff --git a/device-types/Juniper/SRX210HE2.yaml b/device-types/Juniper/SRX210HE2.yaml
index 99d36914c..bc8d55066 100644
--- a/device-types/Juniper/SRX210HE2.yaml
+++ b/device-types/Juniper/SRX210HE2.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Juniper
 model: SRX21HE2
-slug: srx210HE2
+slug: srx210he2
 is_full_depth: false
 interfaces:
   - name: ge-0/0/0
diff --git a/device-types/Juniper/SRX240H2.yaml b/device-types/Juniper/SRX240H2.yaml
index 61dfdb2d4..ed0da0436 100644
--- a/device-types/Juniper/SRX240H2.yaml
+++ b/device-types/Juniper/SRX240H2.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Juniper
 model: SRX240H2
-slug: srx240H2
+slug: srx240h2
 is_full_depth: false
 interfaces:
   - name: ge-0/0/0
diff --git a/device-types/Lenovo/SR530.yaml b/device-types/Lenovo/SR530.yaml
index 64cd683cb..e76ff7672 100644
--- a/device-types/Lenovo/SR530.yaml
+++ b/device-types/Lenovo/SR530.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Lenovo
 model: ThinkSystem SR530
-slug: SR530
+slug: sr530
 part_number: 7X07
 u_height: 1
 is_full_depth: true
diff --git a/device-types/Lenovo/SR550.yaml b/device-types/Lenovo/SR550.yaml
index 17aebb13e..c7cbe0264 100644
--- a/device-types/Lenovo/SR550.yaml
+++ b/device-types/Lenovo/SR550.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Lenovo
 model: ThinkSystem SR550
-slug: SR550
+slug: sr550
 part_number: 7X04
 u_height: 2
 is_full_depth: true
diff --git a/device-types/Lenovo/SR630.yaml b/device-types/Lenovo/SR630.yaml
index 0a64ff2ef..b50b904b8 100644
--- a/device-types/Lenovo/SR630.yaml
+++ b/device-types/Lenovo/SR630.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Lenovo
 model: SR630
-slug: SR630
+slug: sr630
 part_number: 7X02
 is_full_depth: true
 subdevice_role: parent
diff --git a/device-types/Lenovo/SR650.yaml b/device-types/Lenovo/SR650.yaml
index e75d0a0cd..09061c827 100644
--- a/device-types/Lenovo/SR650.yaml
+++ b/device-types/Lenovo/SR650.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Lenovo
 model: ThinkSystem SR650
-slug: SR650
+slug: sr650
 part_number: 7X06
 u_height: 2
 is_full_depth: true
diff --git a/device-types/Lenovo/ThinkSystem_AUKJ.yaml b/device-types/Lenovo/ThinkSystem_AUKJ.yaml
index e00d6ad4c..096e9675e 100644
--- a/device-types/Lenovo/ThinkSystem_AUKJ.yaml
+++ b/device-types/Lenovo/ThinkSystem_AUKJ.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Lenovo
 model: ThinkSystem 10Gb 2-port SFP+ LOM
-slug: thinksystem-10Gb-2SFPP
+slug: thinksystem-10gb-2sfpp
 part_number: 7ZT7A00546
 u_height: 0
 is_full_depth: false
diff --git a/device-types/Lenovo/ThinkSystem_AUKK.yaml b/device-types/Lenovo/ThinkSystem_AUKK.yaml
index 57bfb43ce..f19ad236c 100644
--- a/device-types/Lenovo/ThinkSystem_AUKK.yaml
+++ b/device-types/Lenovo/ThinkSystem_AUKK.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Lenovo
 model: ThinkSystem 10Gb 4-port SFP+ LOM
-slug: thinksystem-10Gb-4SFPP
+slug: thinksystem-10gb-4sfpp
 part_number: 7ZT7A00547
 u_height: 0
 is_full_depth: false
diff --git a/device-types/MikroTik/RB1200.yaml b/device-types/MikroTik/RB1200.yaml
index e6a96e639..47b767601 100644
--- a/device-types/MikroTik/RB1200.yaml
+++ b/device-types/MikroTik/RB1200.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: MikroTik
 model: RB1200
-slug: mikrotik-RB1200
+slug: mikrotik-rb1200
 part_number: RB1200
 u_height: 0
 weight: 0.37
diff --git a/device-types/MikroTik/RB750Gr3.yaml b/device-types/MikroTik/RB750Gr3.yaml
index d92841b46..eb6eaef4f 100644
--- a/device-types/MikroTik/RB750Gr3.yaml
+++ b/device-types/MikroTik/RB750Gr3.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: MikroTik
 model: RB750Gr3
-slug: rb750Gr3
+slug: rb750gr3
 comments: '[MikroTik RB750Gr3 Datasheet](https://mikrotik.com/product/RB750Gr3)'
 interfaces:
   - name: ether1
diff --git a/device-types/Nokia/7210-SAS-Sx.yaml b/device-types/Nokia/7210-SAS-Sx.yaml
index 0ff45ec7f..ee9026fff 100644
--- a/device-types/Nokia/7210-SAS-Sx.yaml
+++ b/device-types/Nokia/7210-SAS-Sx.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Nokia
 model: 7210 SAS-Sx 10/100GE
-slug: 7210-sas-sx-10-100GE
+slug: 7210-sas-sx-10-100ge
 part_number: 3HE11597AARB01
 u_height: 2
 is_full_depth: false
diff --git a/device-types/QNAP/TS-453B.yml b/device-types/QNAP/TS-453B.yml
index ac2e179bc..573e26167 100644
--- a/device-types/QNAP/TS-453B.yml
+++ b/device-types/QNAP/TS-453B.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: QNAP
 model: TS-453B
-slug: qnap-ts-453B
+slug: qnap-ts-453b
 u_height: 0
 part_number: TS-453B
 airflow: side-to-rear
diff --git a/device-types/QNAP/TS-453U-RP.yml b/device-types/QNAP/TS-453U-RP.yml
index 7d1f5738f..acd892faf 100644
--- a/device-types/QNAP/TS-453U-RP.yml
+++ b/device-types/QNAP/TS-453U-RP.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: QNAP
 model: TS-453U-RP
-slug: ts-453U-RP
+slug: ts-453u-rp
 part_number: TS-453U-RP
 u_height: 1
 airflow: front-to-rear
diff --git a/device-types/QNAP/TS-469L.yml b/device-types/QNAP/TS-469L.yml
index 95ce22665..09a13dd04 100644
--- a/device-types/QNAP/TS-469L.yml
+++ b/device-types/QNAP/TS-469L.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: QNAP
 model: TS-469L
-slug: ts-469L
+slug: ts-469l
 part_number: TS-469L
 is_full_depth: false
 subdevice_role: parent
diff --git a/device-types/QNAP/TS-469U-RP.yml b/device-types/QNAP/TS-469U-RP.yml
index b855e5963..14b0897f2 100644
--- a/device-types/QNAP/TS-469U-RP.yml
+++ b/device-types/QNAP/TS-469U-RP.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: QNAP
 model: TS-469U-RP
-slug: ts-469U-RP
+slug: ts-469u-rp
 part_number: TS-469U-RP
 u_height: 1
 airflow: front-to-rear
diff --git a/device-types/Raritan/PX3-5469R.yaml b/device-types/Raritan/PX3-5469R.yaml
index 5b9b36a92..52533b50a 100644
--- a/device-types/Raritan/PX3-5469R.yaml
+++ b/device-types/Raritan/PX3-5469R.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Raritan
 model: PX3-5469R
-slug: PX3-5469R
+slug: px3-5469r
 part_number: PX3-5469R
 u_height: 2
 is_full_depth: false
diff --git a/device-types/Raritan/PX3-5497V.yaml b/device-types/Raritan/PX3-5497V.yaml
index 8d99b00eb..2f99607a4 100755
--- a/device-types/Raritan/PX3-5497V.yaml
+++ b/device-types/Raritan/PX3-5497V.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Raritan
 model: PX3-5497V
-slug: PX3-5497V
+slug: px3-5497v
 part_number: PX3-5497V
 u_height: 0
 is_full_depth: false
diff --git a/device-types/Raritan/PX3-5664U.yaml b/device-types/Raritan/PX3-5664U.yaml
index 3f12a41f9..8fb95016b 100644
--- a/device-types/Raritan/PX3-5664U.yaml
+++ b/device-types/Raritan/PX3-5664U.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Raritan
 model: PX3-5664U
-slug: PX3-5664U
+slug: px3-5664u
 part_number: PX3-5664U
 u_height: 0
 is_full_depth: false
diff --git a/device-types/Rockwell Automation/1756-A4.yaml b/device-types/Rockwell Automation/1756-A4.yaml
index 580f93c75..7521badb4 100644
--- a/device-types/Rockwell Automation/1756-A4.yaml	
+++ b/device-types/Rockwell Automation/1756-A4.yaml	
@@ -2,7 +2,7 @@
 manufacturer: Rockwell Automation
 model: ControlLogix Rack - 4 Slot
 part_number: 1756-a4
-slug: 1756-A4
+slug: 1756-a4
 u_height: 3
 is_full_depth: false
 subdevice_role: parent
diff --git a/device-types/Rockwell Automation/1756-A7K.yaml b/device-types/Rockwell Automation/1756-A7K.yaml
index 9e7fb666f..9f18a1902 100644
--- a/device-types/Rockwell Automation/1756-A7K.yaml	
+++ b/device-types/Rockwell Automation/1756-A7K.yaml	
@@ -2,7 +2,7 @@
 manufacturer: Rockwell Automation
 model: ControlLogix Rack K - 7 Slot
 part_number: 1756-a7k
-slug: 1756-A7K
+slug: 1756-a7k
 u_height: 3
 is_full_depth: false
 subdevice_role: parent
diff --git a/device-types/Supermicro/SYS-2028U-E1CNR4T.yml b/device-types/Supermicro/SYS-2028U-E1CNR4T.yml
index b51260b8e..15bedccd6 100644
--- a/device-types/Supermicro/SYS-2028U-E1CNR4T.yml
+++ b/device-types/Supermicro/SYS-2028U-E1CNR4T.yml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Supermicro
 model: SYS-2028U-E1CNR4T+
-slug: sys-2028U-e1cnr4tplus
+slug: sys-2028u-e1cnr4tplus
 u_height: 2
 is_full_depth: true
 console-ports:
diff --git a/device-types/TP-Link/TL-SG1024D.yaml b/device-types/TP-Link/TL-SG1024D.yaml
index 8c7603260..3200b2a44 100644
--- a/device-types/TP-Link/TL-SG1024D.yaml
+++ b/device-types/TP-Link/TL-SG1024D.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: TP-Link
 model: TL-SG1024D
-slug: tl-SG1024d
+slug: tl-sg1024d
 part_number: TL-SG1024D
 is_full_depth: false
 u_height: 1
diff --git a/device-types/Ubiquiti/NBE-5AC-Gen2.yaml b/device-types/Ubiquiti/NBE-5AC-Gen2.yaml
index 019822150..1e59df45a 100644
--- a/device-types/Ubiquiti/NBE-5AC-Gen2.yaml
+++ b/device-types/Ubiquiti/NBE-5AC-Gen2.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Ubiquiti
 model: NanoBeam 5AC Gen2
-slug: nbe-5ac-Gen2
+slug: nbe-5ac-gen2
 part_number: NBE-5AC-Ge2n
 u_height: 0
 is_full_depth: false
diff --git a/device-types/ZPE/NSC-T48R-STND-DAC.yaml b/device-types/ZPE/NSC-T48R-STND-DAC.yaml
index d076a7509..fb20b2758 100644
--- a/device-types/ZPE/NSC-T48R-STND-DAC.yaml
+++ b/device-types/ZPE/NSC-T48R-STND-DAC.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: ZPE
 model: NSC-T48R-STND-DAC
-slug: NSC-T48R-STND-DAC
+slug: nsc-t48r-stnd-dac
 part_number: NSC-T48R-STND-DAC
 u_height: 1
 is_full_depth: false
diff --git a/device-types/Zyxel/VMG1312-B10A.yaml b/device-types/Zyxel/VMG1312-B10A.yaml
index e34af5c82..0db689703 100644
--- a/device-types/Zyxel/VMG1312-B10A.yaml
+++ b/device-types/Zyxel/VMG1312-B10A.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: Zyxel
 model: VMG1312-B10A
-slug: zyxel-vmg1312-B10A
+slug: zyxel-vmg1312-b10a
 part_number: '402444'
 u_height: 0
 weight: 245
diff --git a/device-types/ghipsystems/GS5104-1471-EC.yaml b/device-types/ghipsystems/GS5104-1471-EC.yaml
index 1e0f17f1a..e47d05825 100644
--- a/device-types/ghipsystems/GS5104-1471-EC.yaml
+++ b/device-types/ghipsystems/GS5104-1471-EC.yaml
@@ -1,7 +1,7 @@
 ---
 manufacturer: ghipsystems
 model: GS5104-1471-EC
-slug: GS5104-1471-ec
+slug: gs5104-1471-ec
 comments: '[4 Channels 1471-1531nm, LC/UPC, Dual Fiber, CWDM](https://ghipsystems.com/cms/en/wdm-catalogue/express-cwdm/)'
 part_number: GS5104-1471-EC
 u_height: 1
diff --git a/schema/devicetype.json b/schema/devicetype.json
index 73d66cd32..62d7618a4 100644
--- a/schema/devicetype.json
+++ b/schema/devicetype.json
@@ -9,7 +9,7 @@
         },
         "slug": {
             "type": "string",
-            "pattern": "^[-a-zA-Z0-9_]+$"
+            "pattern": "^[-a-z0-9_]+$"
         },
         "part_number": {
             "type": "string"