Eaton Bussmann LPS-RK-500SP 500A Class RK1 Time-Delay Fuse – Blade End Connection

The Eaton Bussmann LPS-RK-500SP is a Class RK1 time-delay, current-limiting fuse engineered for dependable overcurrent and short-circuit protection in industrial and commercial electrical systems. With a 500A rating, it is well-suited for heavy-duty applications such as motors, transformers, and large distribution systems with high inrush currents. Its dual-element design allows temporary overload conditions while maintaining fast fault-clearing performance. This model features an electrically isolated end cap for enhanced safety and installation reliability.

Voltage and Rating

• Current Rating: 500A
• Voltage Rating: 600 Vac, 300 Vdc
• Interrupt Rating: 300 kAIC at 600 Vac, 100 kAIC at 300 Vdc
• Fuse Class: Class RK1

Key Specifications

• Manufacturer: Eaton Bussmann
• Catalog Number: LPS-RK-500SP
• Product Type: Fuse
• Fuse Type: Time-delay, Current-limiting
• Number of Elements: Dual
• Fuse Indicator: Non-indicating
• Special Feature: Electrically isolated end cap
• Connection Type: Blade End x Blade End
• Compliance: CE Marked
• Quantity: 1

Physical Details

• Product Length/Depth: 13.38 in
• Product Height: 2.88 in
• Product Width: 2.88 in
• Product Weight: 5.6 lb
• Packaging Type: Standard

Product Data

• UPC: 051712548571
• Category: Industrial Time-Delay Fuses
• Application: Motor circuits, transformers, and industrial power distribution systems
• Warranty: Not Applicable

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.