UL Class Fuse, RK1 Class, Time-Delay, 450A, 250V AC, Indicating MPN:A2D450R
UL Class Fuse, RK1 Class, Time-Delay, 450A, 250V AC, Indicating
Protect your electrical systems with Mersen's UL Class Fuse, a time-delay fuse designed for high-performance applications. With a 450A rating and 250V AC compatibility, this fuse is ideal for use in industrial and commercial settings where reliability and safety are paramount. Its indicating feature provides visual confirmation of fuse operation, while its dual-element design ensures reliable performance in harsh environments. Suitable for use in fuse block styles, including rejection, this fuse is a reliable choice for applications such as power distribution, motor control, and industrial automation. Its long lifespan and high interrupt rating make it a valuable addition to any electrical system.
Top product features:
- Time-Delay feature allows for a brief delay in the fuse's operation, providing a temporary protection against voltage spikes and surges.
- Indicating feature provides visual confirmation that the fuse has blown, making it easier to diagnose and repair electrical issues.
- Interrupt Rating of 100kA at 250V DC and 200kA at 250V AC ensures the fuse can safely interrupt high currents and voltages, protecting the electrical system.
Top product applications:
- Electrical Panelboards
- Industrial Power Distribution Systems
- High-Current Equipment Protection
Fuse, 450 A, 250 V AC, 250 V DC, Class RK1, A2D-R Series, Indicating, Time-Delay, Body Style Blade, Fits Fuse Block Style Rejection, Interrupt Rating 100kA at 250V DC, 200kA at 250V AC, Fuse Size 10-3/8 in L x 2-9/16 in dia, Length 10 3/8 in, Diameter 2 9/16 in, Equivalent Brand and Series Bussmann LPN-RK-SPI, Littelfuse LLNRK-ID, Mersen A2D-R, Equivalent Series A2D-R, LLNRK-ID, LPN-RK-SPI, Compatible Fuse Block Series 2HKRFB, Body Material Polyester, Dual Element
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 75 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 2.70
- Package Width: 2.70
- Package Height: 11.00
- Package Weight: 3.00
Product info last updated on January 15, 2026 3:29am UTC
Category: Fuses and Accessories