diff --git a/Juniper EX4300-48MP.yaml b/Juniper EX4300-48MP.yaml
new file mode 100644
index 000000000..8e11697d9
--- /dev/null
+++ b/Juniper EX4300-48MP.yaml	
@@ -0,0 +1,167 @@
+manufacturer: Juniper
+model: EX4300-48MP
+slug: ex4300-48mp
+part_number: ''
+u_height: 1
+is_full_depth: true
+subdevice_role: ''
+comments: ''
+console-ports:
+- name: Console
+  type: rj-45
+- name: Front Console
+  type: usb-micro-a
+power-ports:
+- name: PSU0
+  type: iec-60320-c14
+  maximum_draw: 1100
+  allocated_draw: null
+- name: PSU1
+  type: iec-60320-c14
+  maximum_draw: 1100
+  allocated_draw: null
+interfaces:
+- name: ge-0/0/0
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/1
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/2
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/3
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/4
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/5
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/6
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/7
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/8
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/9
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/10
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/11
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/12
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/13
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/14
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/15
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/16
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/17
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/18
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/19
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/20
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/21
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/22
+  type: 1000base-t
+  mgmt_only: false
+- name: ge-0/0/23
+  type: 1000base-t
+  mgmt_only: false
+- name: mge-0/0/24
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/25
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/26
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/27
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/28
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/29
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/30
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/31
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/32
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/33
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/34
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/35
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/36
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/37
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/38
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/39
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/40
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/41
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/42
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/43
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/44
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/45
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/46
+  type: 10gbase-t
+  mgmt_only: false
+- name: mge-0/0/47
+  type: 10gbase-t
+  mgmt_only: false