diff --git a/device-types/Allied Telesis/MCR12.yaml b/device-types/Allied Telesis/AT-MCR12.yaml
similarity index 84%
rename from device-types/Allied Telesis/MCR12.yaml
rename to device-types/Allied Telesis/AT-MCR12.yaml
index fe99559da..9cf8e723a 100644
--- a/device-types/Allied Telesis/MCR12.yaml	
+++ b/device-types/Allied Telesis/AT-MCR12.yaml	
@@ -1,10 +1,13 @@
 ---
 manufacturer: Allied Telesis
-model: MCR12
-slug: at-mcr12
-part_number: MCR12
+model: AT-MCR12
+slug: allied-telesis-mcr12
+part_number: AT-MCR12
 u_height: 3
 is_full_depth: false
+airflow: passive
+weight: 9.5
+weight_unit: lb
 module-bays:
   - name: Power Supply A
     position: A