Bussmann FMX-50 MAXI Fuse ('Slow Blow' Female - 50 A (Red)), 1 Pack FMX Series 'Slow Blow' Female MAXI Fuse - 50 Amp (Red), 32 Vdc Meets the demand for high amp protection in a compact (1.06 inches tall) package Industry standard color-coding indicates amp rating; includes viewing window to verify fuse status UL recognized Bussmann FMX fuses meet or exceed OEM and SAE standards Sold individually