diff --git a/device-types/Cisco/WS-C3550-24PWR-EMI.yaml b/device-types/Cisco/WS-C3550-24PWR-EMI.yaml
new file mode 100644
index 00000000..0634096a
--- /dev/null
+++ b/device-types/Cisco/WS-C3550-24PWR-EMI.yaml
@@ -0,0 +1,118 @@
+---
+manufacturer: Cisco
+model: Catalyst C3550-24PWR-EMI
+slug: cisco-ws-c3550-24pwr-emi
+part_number: WS-C3550-24PWR-EMI
+u_height: 1.0
+is_full_depth: false
+airflow: side-to-rear
+weight: 6.35
+weight_unit: kg
+console-ports:
+  - name: Console
+    type: rj-45
+    label: CONSOLE
+power-ports:
+  - name: PSU0
+    type: iec-60320-c14
+interfaces:
+  - name: FastEthernet0/1
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/2
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/3
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/4
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/5
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/6
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/7
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/8
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/9
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/10
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/11
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/12
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/13
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/14
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/15
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/16
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/17
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/18
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/19
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/20
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/21
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/22
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/23
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: FastEthernet0/24
+    type: 100base-tx
+    poe_mode: pse
+    poe_type: type1-ieee802.3af
+  - name: GigabitEthernet0/1
+    type: 1000base-x-gbic
+  - name: GigabitEthernet0/2
+    type: 1000base-x-gbic