Bussmann plug fuse, low voltage, medium duty, time delay, series: SL, 20 a, 125 vac, 10 ka interrupt, screw-in body, single element, ceramic, ce 248-11, UL listed, rejection base, for residential and industrial branch circuit and motor protection. Time-delay plug fuse - type s - medium duty. For residential motor circuits. Use in kitchen, garage, utility room circuits or any circuit that contains electric motors, relays or solenoids. Tamper-proof base.