Open Fuse Block, 201 to 400A Amp Range, 250V AC/DC Volt Rating, 3 Poles, Box Lug MPN:LFR254003C
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In Stock
Free Shipping
In Stock
SKU
510-G7611925
Open Fuse Block, 201 to 400A Amp Range, 250V AC/DC Volt Rating, 3 Poles, Box Lug
The Littelfuse Open Fuse Block is a versatile and reliable solution for a wide range of applications, from industrial to commercial use. With a 201 to 400A amp range and 250V AC/DC volt rating, this fuse block is suitable for heavy-duty circuits and high-power systems. Its open design and spring-reinforced clip ensure maximum electrical contact and minimal heat rise, while its compatibility with Class R fuses and various series (FLNR, KLNR, LLNRK, LFR) makes it a convenient choice for many industries. Ideal for use in power distribution boards, motor control centers, and other high-power applications.
Top product features:
- Open design maximizes electrical contact and minimizes heat rise
- Spring reinforced clip provides secure mounting
- Wire range accommodates 350 kcmil to 1/0 gauge wires
Top product applications:
- Main power distribution
- Overcurrent protection
- High-power electrical systems
- Fuse Block, Fits Fuse Type Class R, Fuse UL Class R, 201 to 400 A, Number of Poles 3, 250V AC/DC, Compatible Fuse Series FLNR
- FLNR-ID
- KLNR
- LLNRK, Series LFR, Non-Indicating, Rejection, Fuse Block Design Open, Wire Range 350 kcmil to 1/0, Mounting Style Bolt-Down, DIN Rail, Body Material Thermoplastic, Connector Type Box Lug, Height 11.50 in, Width 3.32 in, Length 10.50 in, Spring Reinforced Clip Yes, Features Clip Designs Maximize Electrical Contact and Minimize Heat Rise
Additional Information
- Country of Origin: CN
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 100 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 11.00
- Package Width: 12.00
- Package Height: 4.30
- Package Weight: 10.60
- Prop 65 Cancer Warning Chemical: Nickel (Metallic)
Product info last updated on February 14, 2026 7:31pm UTC
Category: Fuses and Accessories