S&C Electric 486080R4 - SM-4 Fuse Refill 69kV Slow-Blow Protection (1 lb)

S&C Electric 486080R4 is a high-voltage fuse refill designed for circuit protection in industrial power distribution systems. Rated for 69,000V AC applications, this slow-operating SM-4 family fuse provides reliable overcurrent protection with precise interruption characteristics. The unit features durable construction with a 1 lb compact design, engineered for seamless integration into existing fuse cutouts. It complies with industry standards for high-voltage protection devices and is commonly deployed in utility substations, industrial plants, and medium-voltage switchgear installations.

Key Features & Specifications

• Type: 486 series slow-blow fuse refill for SM-4 cutouts
• Voltage Rating: 69,000V AC
• Current Rating: Compatible with SM-4 fuse family ratings
• Velocity: Slow-operating characteristic
• Weight: 1 lb
• Standards: Meets utility-grade protection requirements
• Applications: Substation equipment, industrial power distribution
• Section: Fuse Refills