Comparison : Item # B1B4C25, B1B 4P C curve 25A 1000Vdc 10kA UL489 SC
Item # B1B4C32, B1B 4P C curve 32A 1000Vdc 10kA UL489 SC
Item # B1B4C40, B1B 4P C curve 40A 1000Vdc 10kA UL489 SC
Item # B1B4C50, B1B 4P C curve 50A 1000Vdc 10kA UL489 SC
Item # B1B4C63, B1B 4P C curve 63A 1000Vdc 10kA UL489 SC