BUSSMANN BPM385UL UL Replacement Module, 385V MCOV. More details: Surge Protective Plug, Nominal Discharge Current 20kA, Max. Surge Current Per Phase 40kA, Max. Continuing Operating Voltage 385V, Voltage Protection Rating Less Than or Equal To 1.5kV, Length 1.77, Width 0.71, Depth 2.13, Standards UL 1449 3rd Edition, cURus, RoHS Compliant