The Buss 03-750000-00 Fuse Actuator is a compact device designed for 600 VAC electrical systems, identified in listings as a Buss Actuator 600V with part number 03-750000-00. Industry listings describe it as a fuse actuator, with Radwell noting the part as “FUSE ACTUATOR 600VAC” and listing its weight at 0.02 lb. ND Industrial Surplus catalogs it as “Buss Actuator 600V 03-750000-00” with stock NB74 and lists it as a used part.
