diff --git a/device-types/Cisco/WS-C3750X-48T-L.yaml b/device-types/Cisco/WS-C3750X-48T-L.yaml
index 84deff07..2e1300a1 100644
--- a/device-types/Cisco/WS-C3750X-48T-L.yaml
+++ b/device-types/Cisco/WS-C3750X-48T-L.yaml
@@ -5,6 +5,9 @@ slug: cisco-ws-c3750x-48t-l
 part_number: WS-C3750X-48T-L
 is_full_depth: false
 u_height: 1
+airflow: side-to-rear
+weight: 7.4
+weight_unit: kg
 interfaces:
   - name: FastEthernet0
     type: 100base-tx