Leviton UPB Powerline Phase Coupler
Recommendation: Leviton recommends that every Leviton Lighting Control installation include this part. Leviton Lighting Control is for single phase 120/240 VAC, 60 Hz systems. The Leviton UPB Powerline Phase Coupler mounts by the circuit breaker box and is used to connect the signal from L1 to L2 within the circuit breaker box.
HAI #: 39A00-1