diff --git a/device-types/Extreme Networks/X440-G2-12p-10GE4.yaml b/device-types/Extreme Networks/X440-G2-12p-10GE4.yaml
new file mode 100644
index 000000000..ed9bc2124
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-12p-10GE4.yaml	
@@ -0,0 +1,84 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-12p-10GE4
+slug: extreme-networks-x440-g2-12p-10ge4
+part_number: '16531'
+u_height: 1
+is_full_depth: false
+front_image: true
+rear_image: true
+weight: 3.02
+weight_unit: kg
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: iec-60320-c14
+    maximum_draw: 264
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '2'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '3'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '4'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '5'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '6'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '7'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '8'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '9'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '10'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '11'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '12'
+    type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '13'
+    type: 10gbase-x-sfpp
+  - name: '14'
+    type: 10gbase-x-sfpp
+  - name: '15'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
+  - name: '16'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
diff --git a/device-types/Extreme Networks/X440-G2-12t-10GE4.yaml b/device-types/Extreme Networks/X440-G2-12t-10GE4.yaml
new file mode 100644
index 000000000..bdd04adc6
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-12t-10GE4.yaml	
@@ -0,0 +1,60 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-12t-10GE4
+slug: extreme-networks-x440-g2-12t-10ge4
+part_number: '16530'
+u_height: 1
+is_full_depth: false
+front_image: true
+rear_image: true
+weight: 2.64
+weight_unit: kg
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: iec-60320-c14
+    maximum_draw: 32
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply barrel connector
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 1000base-t
+  - name: '2'
+    type: 1000base-t
+  - name: '3'
+    type: 1000base-t
+  - name: '4'
+    type: 1000base-t
+  - name: '5'
+    type: 1000base-t
+  - name: '6'
+    type: 1000base-t
+  - name: '7'
+    type: 1000base-t
+  - name: '8'
+    type: 1000base-t
+  - name: '9'
+    type: 1000base-t
+  - name: '10'
+    type: 1000base-t
+  - name: '11'
+    type: 1000base-t
+  - name: '12'
+    type: 1000base-t
+  - name: '13'
+    type: 10gbase-x-sfpp
+  - name: '14'
+    type: 10gbase-x-sfpp
+  - name: '15'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
+  - name: '16'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
diff --git a/device-types/Extreme Networks/X440-G2-12t8fx-GE4.yaml b/device-types/Extreme Networks/X440-G2-12t8fx-GE4.yaml
new file mode 100644
index 000000000..a4d91bc7d
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-12t8fx-GE4.yaml	
@@ -0,0 +1,74 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-12t8fx-GE4
+slug: extreme-networks-x440-g2-12t8fx-ge4
+part_number: '16540'
+u_height: 1
+is_full_depth: false
+front_image: true
+rear_image: true
+weight: 2.95
+weight_unit: kg
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: iec-60320-c14
+    maximum_draw: 47
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 1000base-t
+  - name: '2'
+    type: 1000base-t
+  - name: '3'
+    type: 1000base-t
+  - name: '4'
+    type: 1000base-t
+  - name: '5'
+    type: 1000base-t
+  - name: '6'
+    type: 1000base-t
+  - name: '7'
+    type: 1000base-t
+  - name: '8'
+    type: 1000base-t
+  - name: '9'
+    type: 1000base-t
+  - name: '10'
+    type: 1000base-t
+  - name: '11'
+    type: 1000base-t
+  - name: '12'
+    type: 1000base-t
+  - name: '13'
+    type: 1000base-x-sfp
+  - name: '14'
+    type: 1000base-x-sfp
+  - name: '15'
+    type: 1000base-x-sfp
+  - name: '16'
+    type: 1000base-x-sfp
+  - name: '17'
+    type: 100base-fx
+  - name: '18'
+    type: 100base-fx
+  - name: '19'
+    type: 100base-fx
+  - name: '20'
+    type: 100base-fx
+  - name: '21'
+    type: 100base-fx
+  - name: '22'
+    type: 100base-fx
+  - name: '23'
+    type: 100base-fx
+  - name: '24'
+    type: 100base-fx
diff --git a/device-types/Extreme Networks/X440-G2-24fx-GE4.yaml b/device-types/Extreme Networks/X440-G2-24fx-GE4.yaml
new file mode 100644
index 000000000..4461474cf
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-24fx-GE4.yaml	
@@ -0,0 +1,82 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-24fx-GE4
+slug: extreme-networks-x440-g2-24fx-ge4
+part_number: '16539'
+u_height: 1
+is_full_depth: false
+front_image: true
+rear_image: true
+weight: 3.93
+weight_unit: kg
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: iec-60320-c14
+    maximum_draw: 65
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 100base-fx
+  - name: '2'
+    type: 100base-fx
+  - name: '3'
+    type: 100base-fx
+  - name: '4'
+    type: 100base-fx
+  - name: '5'
+    type: 100base-fx
+  - name: '6'
+    type: 100base-fx
+  - name: '7'
+    type: 100base-fx
+  - name: '8'
+    type: 100base-fx
+  - name: '9'
+    type: 100base-fx
+  - name: '10'
+    type: 100base-fx
+  - name: '11'
+    type: 100base-fx
+  - name: '12'
+    type: 100base-fx
+  - name: '13'
+    type: 100base-fx
+  - name: '14'
+    type: 100base-fx
+  - name: '15'
+    type: 100base-fx
+  - name: '16'
+    type: 100base-fx
+  - name: '17'
+    type: 100base-fx
+  - name: '18'
+    type: 100base-fx
+  - name: '19'
+    type: 100base-fx
+  - name: '20'
+    type: 100base-fx
+  - name: '21'
+    type: 100base-fx
+  - name: '22'
+    type: 100base-fx
+  - name: '23'
+    type: 100base-fx
+  - name: '24'
+    type: 100base-fx
+  - name: '25'
+    type: 1000base-x-sfp
+  - name: '26'
+    type: 1000base-x-sfp
+  - name: '27'
+    type: 1000base-x-sfp
+  - name: '28'
+    type: 1000base-x-sfp
diff --git a/device-types/Extreme Networks/X440-G2-24p-10GE4.yaml b/device-types/Extreme Networks/X440-G2-24p-10GE4.yaml
index 337350771..5b3a7bbfc 100644
--- a/device-types/Extreme Networks/X440-G2-24p-10GE4.yaml	
+++ b/device-types/Extreme Networks/X440-G2-24p-10GE4.yaml	
@@ -5,6 +5,10 @@ slug: extreme-networks-x440-g2-24p-10ge4
 part_number: '16533'
 u_height: 1
 is_full_depth: false
+front_image: true
+rear_image: true
+weight: 4.28
+weight_unit: kg
 comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
 console-ports:
   - name: Console
@@ -12,6 +16,7 @@ console-ports:
 power-ports:
   - name: PSU1
     type: iec-60320-c14
+    maximum_draw: 500
   - name: RPS1
     type: dc-terminal
     description: Redundant Power Supply
@@ -21,55 +26,103 @@ interfaces:
     mgmt_only: true
   - name: '1'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '2'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '3'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '4'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '5'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '6'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '7'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '8'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '9'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '10'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '11'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '12'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '13'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '14'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '15'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '16'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '17'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '18'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '19'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '20'
     type: 1000base-t
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
   - name: '21'
     type: 1000base-x-sfp
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
     description: Combo Port (either SFP or 1000BASE-T)
   - name: '22'
     type: 1000base-x-sfp
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
     description: Combo Port (either SFP or 1000BASE-T)
   - name: '23'
     type: 1000base-x-sfp
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
     description: Combo Port (either SFP or 1000BASE-T)
   - name: '24'
     type: 1000base-x-sfp
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
     description: Combo Port (either SFP or 1000BASE-T)
   - name: '25'
     type: 10gbase-x-sfpp
@@ -77,7 +130,7 @@ interfaces:
     type: 10gbase-x-sfpp
   - name: '27'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
   - name: '28'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
diff --git a/device-types/Extreme Networks/X440-G2-24t-10GE4-DC.yaml b/device-types/Extreme Networks/X440-G2-24t-10GE4-DC.yaml
new file mode 100644
index 000000000..4bef41bee
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-24t-10GE4-DC.yaml	
@@ -0,0 +1,88 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-24t-10GE4-DC
+slug: extreme-networks-x440-g2-24t-10ge4-dc
+part_number: '16536'
+u_height: 1
+is_full_depth: false
+front_image: true
+rear_image: true
+weight: 3.66
+weight_unit: kg
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: dc-terminal
+    maximum_draw: 39
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 1000base-t
+  - name: '2'
+    type: 1000base-t
+  - name: '3'
+    type: 1000base-t
+  - name: '4'
+    type: 1000base-t
+  - name: '5'
+    type: 1000base-t
+  - name: '6'
+    type: 1000base-t
+  - name: '7'
+    type: 1000base-t
+  - name: '8'
+    type: 1000base-t
+  - name: '9'
+    type: 1000base-t
+  - name: '10'
+    type: 1000base-t
+  - name: '11'
+    type: 1000base-t
+  - name: '12'
+    type: 1000base-t
+  - name: '13'
+    type: 1000base-t
+  - name: '14'
+    type: 1000base-t
+  - name: '15'
+    type: 1000base-t
+  - name: '16'
+    type: 1000base-t
+  - name: '17'
+    type: 1000base-t
+  - name: '18'
+    type: 1000base-t
+  - name: '19'
+    type: 1000base-t
+  - name: '20'
+    type: 1000base-t
+  - name: '21'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+  - name: '22'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+  - name: '23'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+  - name: '24'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+  - name: '25'
+    type: 10gbase-x-sfpp
+  - name: '26'
+    type: 10gbase-x-sfpp
+  - name: '27'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
+  - name: '28'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
diff --git a/device-types/Extreme Networks/X440-G2-24t-10GE4.yaml b/device-types/Extreme Networks/X440-G2-24t-10GE4.yaml
index 3f0cbb67c..ac89ce472 100644
--- a/device-types/Extreme Networks/X440-G2-24t-10GE4.yaml	
+++ b/device-types/Extreme Networks/X440-G2-24t-10GE4.yaml	
@@ -5,6 +5,10 @@ slug: extreme-networks-x440-g2-24t-10ge4
 part_number: '16532'
 u_height: 1
 is_full_depth: false
+front_image: true
+rear_image: true
+weight: 3.66
+weight_unit: kg
 comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
 console-ports:
   - name: Console
@@ -12,6 +16,7 @@ console-ports:
 power-ports:
   - name: PSU1
     type: iec-60320-c14
+    maximum_draw: 40
   - name: RPS1
     type: dc-terminal
     description: Redundant Power Supply
@@ -77,7 +82,7 @@ interfaces:
     type: 10gbase-x-sfpp
   - name: '27'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
   - name: '28'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
diff --git a/device-types/Extreme Networks/X440-G2-24t-GE4.yaml b/device-types/Extreme Networks/X440-G2-24t-GE4.yaml
new file mode 100644
index 000000000..5157d6e7b
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-24t-GE4.yaml	
@@ -0,0 +1,82 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-24t-GE4
+slug: extreme-networks-x440-g2-24t-ge4
+part_number: '16541'
+u_height: 1
+is_full_depth: false
+front_image: true
+rear_image: true
+weight: 3.62
+weight_unit: kg
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: iec-60320-c14
+    maximum_draw: 38
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 1000base-t
+  - name: '2'
+    type: 1000base-t
+  - name: '3'
+    type: 1000base-t
+  - name: '4'
+    type: 1000base-t
+  - name: '5'
+    type: 1000base-t
+  - name: '6'
+    type: 1000base-t
+  - name: '7'
+    type: 1000base-t
+  - name: '8'
+    type: 1000base-t
+  - name: '9'
+    type: 1000base-t
+  - name: '10'
+    type: 1000base-t
+  - name: '11'
+    type: 1000base-t
+  - name: '12'
+    type: 1000base-t
+  - name: '13'
+    type: 1000base-t
+  - name: '14'
+    type: 1000base-t
+  - name: '15'
+    type: 1000base-t
+  - name: '16'
+    type: 1000base-t
+  - name: '17'
+    type: 1000base-t
+  - name: '18'
+    type: 1000base-t
+  - name: '19'
+    type: 1000base-t
+  - name: '20'
+    type: 1000base-t
+  - name: '21'
+    type: 1000base-t
+  - name: '22'
+    type: 1000base-t
+  - name: '23'
+    type: 1000base-t
+  - name: '24'
+    type: 1000base-t
+  - name: '25'
+    type: 1000base-x-sfp
+  - name: '26'
+    type: 1000base-x-sfp
+  - name: '27'
+    type: 1000base-x-sfp
+  - name: '28'
+    type: 1000base-x-sfp
diff --git a/device-types/Extreme Networks/X440-G2-24x-10GE4.yaml b/device-types/Extreme Networks/X440-G2-24x-10GE4.yaml
index 5e3511a2d..8522fb3c0 100644
--- a/device-types/Extreme Networks/X440-G2-24x-10GE4.yaml	
+++ b/device-types/Extreme Networks/X440-G2-24x-10GE4.yaml	
@@ -5,6 +5,10 @@ slug: extreme-networks-x440-g2-24x-10ge4
 part_number: '16538'
 u_height: 1
 is_full_depth: false
+front_image: true
+rear_image: true
+weight: 3.73
+weight_unit: kg
 comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
 console-ports:
   - name: Console
@@ -12,6 +16,7 @@ console-ports:
 power-ports:
   - name: PSU1
     type: iec-60320-c14
+    maximum_draw: 51
   - name: RPS1
     type: dc-terminal
     description: Redundant Power Supply
@@ -77,7 +82,7 @@ interfaces:
     type: 10gbase-x-sfpp
   - name: '27'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
   - name: '28'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
diff --git a/device-types/Extreme Networks/X440-G2-48p-10GE4.yaml b/device-types/Extreme Networks/X440-G2-48p-10GE4.yaml
index 3a8657577..8f4688031 100644
--- a/device-types/Extreme Networks/X440-G2-48p-10GE4.yaml	
+++ b/device-types/Extreme Networks/X440-G2-48p-10GE4.yaml	
@@ -7,6 +7,8 @@ u_height: 1
 is_full_depth: false
 airflow: left-to-right
 comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+front_image: true
+rear_image: true
 weight: 6600
 weight_unit: g
 console-ports:
@@ -26,205 +28,205 @@ interfaces:
   - name: '1'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '2'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '3'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '4'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '5'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '6'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '7'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '8'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '9'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '10'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '11'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '12'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '13'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '14'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '15'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '16'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '17'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '18'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '19'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '20'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '21'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '22'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '23'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '24'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '25'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '26'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '27'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '28'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '29'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '30'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '31'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '32'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '33'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '34'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '35'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '36'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '37'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '38'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '39'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '40'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '41'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '42'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '43'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '44'
     type: 1000base-t
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '45'
     type: 1000base-x-sfp
     description: Combo Port (either SFP or 1000BASE-T)
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '46'
     type: 1000base-x-sfp
     description: Combo Port (either SFP or 1000BASE-T)
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '47'
     type: 1000base-x-sfp
     description: Combo Port (either SFP or 1000BASE-T)
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '48'
     type: 1000base-x-sfp
     description: Combo Port (either SFP or 1000BASE-T)
     poe_mode: pse
-    poe_type: type1-ieee802.3af
+    poe_type: type2-ieee802.3at
   - name: '49'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
   - name: '50'
     type: 10gbase-x-sfpp
-    description: either Stacking-Ports or additional SFP+
+    description: For stacking or as additional SFP+
   - name: '51'
     type: 10gbase-x-sfpp
     description: Combo Port (either SFP+ or 10GBASE-T)
diff --git a/device-types/Extreme Networks/X440-G2-48t-10GE4-DC.yaml b/device-types/Extreme Networks/X440-G2-48t-10GE4-DC.yaml
new file mode 100644
index 000000000..c7f16df74
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-48t-10GE4-DC.yaml	
@@ -0,0 +1,146 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-48t-10GE4-DC
+slug: extreme-networks-x440-g2-48t-10ge4-dc
+part_number: '16537'
+u_height: 1
+is_full_depth: false
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+front_image: true
+rear_image: true
+weight: 5.08
+weight_unit: kg
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: dc-terminal
+    maximum_draw: 61
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 1000base-t
+  - name: '2'
+    type: 1000base-t
+  - name: '3'
+    type: 1000base-t
+  - name: '4'
+    type: 1000base-t
+  - name: '5'
+    type: 1000base-t
+  - name: '6'
+    type: 1000base-t
+  - name: '7'
+    type: 1000base-t
+  - name: '8'
+    type: 1000base-t
+  - name: '9'
+    type: 1000base-t
+  - name: '10'
+    type: 1000base-t
+  - name: '11'
+    type: 1000base-t
+  - name: '12'
+    type: 1000base-t
+  - name: '13'
+    type: 1000base-t
+  - name: '14'
+    type: 1000base-t
+  - name: '15'
+    type: 1000base-t
+  - name: '16'
+    type: 1000base-t
+  - name: '17'
+    type: 1000base-t
+  - name: '18'
+    type: 1000base-t
+  - name: '19'
+    type: 1000base-t
+  - name: '20'
+    type: 1000base-t
+  - name: '21'
+    type: 1000base-t
+  - name: '22'
+    type: 1000base-t
+  - name: '23'
+    type: 1000base-t
+  - name: '24'
+    type: 1000base-t
+  - name: '25'
+    type: 1000base-t
+  - name: '26'
+    type: 1000base-t
+  - name: '27'
+    type: 1000base-t
+  - name: '28'
+    type: 1000base-t
+  - name: '29'
+    type: 1000base-t
+  - name: '30'
+    type: 1000base-t
+  - name: '31'
+    type: 1000base-t
+  - name: '32'
+    type: 1000base-t
+  - name: '33'
+    type: 1000base-t
+  - name: '34'
+    type: 1000base-t
+  - name: '35'
+    type: 1000base-t
+  - name: '36'
+    type: 1000base-t
+  - name: '37'
+    type: 1000base-t
+  - name: '38'
+    type: 1000base-t
+  - name: '39'
+    type: 1000base-t
+  - name: '40'
+    type: 1000base-t
+  - name: '41'
+    type: 1000base-t
+  - name: '42'
+    type: 1000base-t
+  - name: '43'
+    type: 1000base-t
+  - name: '44'
+    type: 1000base-t
+  - name: '45'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '46'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '47'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '48'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '49'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
+  - name: '50'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
+  - name: '51'
+    type: 10gbase-x-sfpp
+    description: Combo Port (either SFP+ or 10GBASE-T)
+  - name: '52'
+    type: 10gbase-x-sfpp
+    description: Combo Port (either SFP+ or 10GBASE-T)
diff --git a/device-types/Extreme Networks/X440-G2-48t-10GE4.yaml b/device-types/Extreme Networks/X440-G2-48t-10GE4.yaml
new file mode 100644
index 000000000..09b04a733
--- /dev/null
+++ b/device-types/Extreme Networks/X440-G2-48t-10GE4.yaml	
@@ -0,0 +1,146 @@
+---
+manufacturer: Extreme Networks
+model: X440-G2-48t-10GE4
+slug: extreme-networks-x440-g2-48t-10ge4
+part_number: '16534'
+u_height: 1
+is_full_depth: false
+comments: '[Extreme Networks X440-G2 Technical Specifications](https://www.extremenetworks.com/product/x440-g2/)'
+front_image: true
+rear_image: true
+weight: 5.09
+weight_unit: kg
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PSU1
+    type: iec-60320-c14
+    maximum_draw: 61
+  - name: RPS1
+    type: dc-terminal
+    description: Redundant Power Supply
+interfaces:
+  - name: Mgmt-port
+    type: 1000base-t
+    mgmt_only: true
+  - name: '1'
+    type: 1000base-t
+  - name: '2'
+    type: 1000base-t
+  - name: '3'
+    type: 1000base-t
+  - name: '4'
+    type: 1000base-t
+  - name: '5'
+    type: 1000base-t
+  - name: '6'
+    type: 1000base-t
+  - name: '7'
+    type: 1000base-t
+  - name: '8'
+    type: 1000base-t
+  - name: '9'
+    type: 1000base-t
+  - name: '10'
+    type: 1000base-t
+  - name: '11'
+    type: 1000base-t
+  - name: '12'
+    type: 1000base-t
+  - name: '13'
+    type: 1000base-t
+  - name: '14'
+    type: 1000base-t
+  - name: '15'
+    type: 1000base-t
+  - name: '16'
+    type: 1000base-t
+  - name: '17'
+    type: 1000base-t
+  - name: '18'
+    type: 1000base-t
+  - name: '19'
+    type: 1000base-t
+  - name: '20'
+    type: 1000base-t
+  - name: '21'
+    type: 1000base-t
+  - name: '22'
+    type: 1000base-t
+  - name: '23'
+    type: 1000base-t
+  - name: '24'
+    type: 1000base-t
+  - name: '25'
+    type: 1000base-t
+  - name: '26'
+    type: 1000base-t
+  - name: '27'
+    type: 1000base-t
+  - name: '28'
+    type: 1000base-t
+  - name: '29'
+    type: 1000base-t
+  - name: '30'
+    type: 1000base-t
+  - name: '31'
+    type: 1000base-t
+  - name: '32'
+    type: 1000base-t
+  - name: '33'
+    type: 1000base-t
+  - name: '34'
+    type: 1000base-t
+  - name: '35'
+    type: 1000base-t
+  - name: '36'
+    type: 1000base-t
+  - name: '37'
+    type: 1000base-t
+  - name: '38'
+    type: 1000base-t
+  - name: '39'
+    type: 1000base-t
+  - name: '40'
+    type: 1000base-t
+  - name: '41'
+    type: 1000base-t
+  - name: '42'
+    type: 1000base-t
+  - name: '43'
+    type: 1000base-t
+  - name: '44'
+    type: 1000base-t
+  - name: '45'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '46'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '47'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '48'
+    type: 1000base-x-sfp
+    description: Combo Port (either SFP or 1000BASE-T)
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: '49'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
+  - name: '50'
+    type: 10gbase-x-sfpp
+    description: For stacking or as additional SFP+
+  - name: '51'
+    type: 10gbase-x-sfpp
+    description: Combo Port (either SFP+ or 10GBASE-T)
+  - name: '52'
+    type: 10gbase-x-sfpp
+    description: Combo Port (either SFP+ or 10GBASE-T)
diff --git a/elevation-images/Extreme Networks/extreme-networks-x440-g2-12p-10ge4.front.png b/elevation-images/Extreme Networks/extreme-networks-x440-g2-12p-10ge4.front.png
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new file mode 100644
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diff --git a/elevation-images/Extreme Networks/extreme-networks-x440-g2-12t8fx-ge4.front.png b/elevation-images/Extreme Networks/extreme-networks-x440-g2-12t8fx-ge4.front.png
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