S&C Electric 123040R4 - Type E Fuse Refill 17kV/200A (SM-4 Family)

S&C Electric 123040R4 is a Type E fuse refill designed for high-voltage circuit protection in industrial power distribution systems. Rated for 17,000V AC and 200A current capacity, this SM-4 family fuse provides reliable overcurrent protection with its precision-engineered fusible element housed in a durable 1 lb cylindrical assembly. The unit meets stringent industry standards for medium-voltage applications, including ANSI/IEEE compliance for fuse performance. Typical applications include protecting transformers, capacitors, and feeder circuits in utility substations and industrial plants.

Key Features & Specifications

• Type: SM-4 family, Type E fuse refill with precision fusible element
• Voltage Rating: 17,000V AC
• Current Rating: 200A
• Weight: 1 lb
• Standards: ANSI/IEEE compliant for medium-voltage protection
• Applications: Transformer, capacitor, and feeder circuit protection
• Section: Fuse Refills
• Family: SM-4
• Item Subcategory: Fuse Part And Accessory