Part number: FRN-R-50A, in box and pack of 5 PACK Time-delay for motor starting inrush currents without nuisance opening Highly current-limiting for low peak let-thru current Improved cycling ability for frequent motor starts/stops without nuisance fuse opening Part number: FRN-R-50A in box and pack of 5 PACK Time-delay for motor starting inrush currents without nuisance opening Highly current-limiting for low peak let-thru current Improved cycling ability for frequent motor starts/stops without nuisance fuse opening