- Mechanical shutter mechanism prevents access to contacts unless a 2-pronged plug is inserted, helping ensure that foreign objects will be locked out
- Back and side wired version has been redesigned with external wiring clamps to provide visual verification of termination
- Easily accessible break off tabs when split feed wiring is required allows easy two circuit conversion
- Ultrasonically welded for additional assembly security
- Body and face made of high impact thermoplastic for durability
- Convenient break off plaster ears for best flush alignment
- Self grounding clip staked on, will never fall off