diff --git a/device-types/Juniper/EX2200-24T-4G.yaml b/device-types/Juniper/EX2200-24T-4G.yaml
new file mode 100644
index 00000000..065b9874
--- /dev/null
+++ b/device-types/Juniper/EX2200-24T-4G.yaml
@@ -0,0 +1,74 @@
+---
+manufacturer: Juniper
+model: EX2200-24T-4G
+slug: juniper-ex2200-24t-4g
+u_height: 1
+weight: 6
+weight_unit: lb
+is_full_depth: false
+airflow: side-to-rear
+comments: '[Juniper EX2200 and EX2200-C Switches Hardware Guide](https://www.juniper.net/documentation/en_US/release-independent/junos/information-products/pathway-pages/ex-series/ex2200/ex2200.pdf)'
+interfaces:
+  - name: ge-0/0/0
+    type: 1000base-t
+  - name: ge-0/0/1
+    type: 1000base-t
+  - name: ge-0/0/2
+    type: 1000base-t
+  - name: ge-0/0/3
+    type: 1000base-t
+  - name: ge-0/0/4
+    type: 1000base-t
+  - name: ge-0/0/5
+    type: 1000base-t
+  - name: ge-0/0/6
+    type: 1000base-t
+  - name: ge-0/0/7
+    type: 1000base-t
+  - name: ge-0/0/8
+    type: 1000base-t
+  - name: ge-0/0/9
+    type: 1000base-t
+  - name: ge-0/0/10
+    type: 1000base-t
+  - name: ge-0/0/11
+    type: 1000base-t
+  - name: ge-0/0/12
+    type: 1000base-t
+  - name: ge-0/0/13
+    type: 1000base-t
+  - name: ge-0/0/14
+    type: 1000base-t
+  - name: ge-0/0/15
+    type: 1000base-t
+  - name: ge-0/0/16
+    type: 1000base-t
+  - name: ge-0/0/17
+    type: 1000base-t
+  - name: ge-0/0/18
+    type: 1000base-t
+  - name: ge-0/0/19
+    type: 1000base-t
+  - name: ge-0/0/20
+    type: 1000base-t
+  - name: ge-0/0/21
+    type: 1000base-t
+  - name: ge-0/0/22
+    type: 1000base-t
+  - name: ge-0/0/23
+    type: 1000base-t
+  - name: ge-0/1/0
+    type: 1000base-x-sfp
+  - name: ge-0/1/1
+    type: 1000base-x-sfp
+  - name: ge-0/1/2
+    type: 1000base-x-sfp
+  - name: ge-0/1/3
+    type: 1000base-x-sfp
+power-ports:
+  - name: PSU0
+    type: iec-60320-c14
+    maximum_draw: 100
+console-ports:
+  - name: Console
+    type: rj-45
diff --git a/device-types/Juniper/NetScreen-SSG-140.yaml b/device-types/Juniper/NetScreen-SSG-140.yaml
new file mode 100644
index 00000000..dc66828f
--- /dev/null
+++ b/device-types/Juniper/NetScreen-SSG-140.yaml
@@ -0,0 +1,47 @@
+---
+manufacturer: Juniper
+model: NetScreen SSG-140
+slug: juniper-netscreen-ssg-140
+u_height: 1
+weight: 10.2
+weight_unit: lb
+is_full_depth: false
+airflow: side-to-rear
+comments: '[SSG 140 Hardware Installation and Configuration Guide](https://www.juniper.net/documentation/hardware/netscreen-systems/netscreen-systems60/HW_SSG140_600.pdf)'
+console-ports:
+  - name: AUX
+    type: rj-45
+  - name: Console
+    type: rj-45
+  - name: USB
+    type: usb-a
+power-ports:
+  - name: PSU0
+    type: iec-60320-c14
+    maximum_draw: 440
+interfaces:
+  - name: ethernet0/0
+    type: 100base-tx
+  - name: ethernet0/1
+    type: 100base-tx
+  - name: ethernet0/2
+    type: 100base-tx
+  - name: ethernet0/3
+    type: 100base-tx
+  - name: ethernet0/4
+    type: 100base-tx
+  - name: ethernet0/5
+    type: 100base-tx
+  - name: ethernet0/6
+    type: 100base-tx
+  - name: ethernet0/7
+    type: 100base-tx
+  - name: ethernet0/8
+    type: 1000base-t
+  - name: ethernet0/9
+    type: 1000base-t
+module-bays:
+  - name: PIM Slot 1
+  - name: PIM Slot 2
+  - name: PIM Slot 3
+  - name: PIM Slot 4