Littelfuse SPFJ-250 - Class J Time-Delay Fuse 250A (200kA AIC @ 600V)

Littelfuse SPFJ-250 is a Class J time-delay fuse designed for providing superior short-circuit and overload protection in industrial power distribution systems. It features a 600V AC voltage rating and a 250A current rating, capable of interrupting up to 200,000 amperes at its rated voltage. The fuse is constructed with a durable, compact body and has a weight of 5.19 lb, ensuring robust performance in demanding environments. It is engineered to meet applicable industry standards for safety and performance. Typical applications include protection of motor circuits, feeders, and branch circuits in industrial control panels and switchgear.

Key Features & Specifications

• Type: Class J Time-Delay Fuse
• Voltage Rating: 600V AC
• Current Rating: 250A
• AIC Rating: 200kA @ 600V AC
• Weight: 5.19 lb
• Standards: Meets applicable industry standards for fuse protection
• Applications: Industrial power distribution, motor circuit protection, feeder and branch circuit protection