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LITTELFUSE LFR254003C 3-Pole 250V AC Box Lug Non-Indicating Fuse - Fuse Blocks for UL Class RK1 & RK5 Fuses
LITTELFUSEFuse Blocks for UL Class RK1 & RK5 Fuses

LITTELFUSE LFR254003C 3-Pole 250V AC Box Lug Non-Indicating Fuse

The LITTELFUSE LFR254003C is a 3-pole, open-block-design fuse block for UL Class RK1 and RK5 fuses, rated 250 V AC with box-lug, non-indicating terminals. 3G Electric interprets this demand and delivers it across 14…

SKU 3G-OTH-26680

Brand
LITTELFUSE
Item
LFR254003C 3-Pole 250V AC Box Lug Non-Indicating Fuse
Part Number
LFR254003C
Category
Fuse Blocks for UL Class RK1 & RK5 Fuses
Available to Order
Also known as:LFR254003CLITTELFUSE
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
LFR254003C
Type
Box Lug, Non-Indicating
AC
250 V
Pole
3

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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE LFR254003C is a 3-pole, open-block-design fuse block for UL Class RK1 and RK5 fuses, rated 250 V AC with box-lug, non-indicating terminals. 3G Electric interprets this demand and delivers it across 14 industrial departments — with specialist depth in electrical components as an authorised distributor for brands including LITTELFUSE, Schneider, ABB, and Siemens.

Frequently Asked Questions

What is a Littelfuse LFR254003C fuse block used for?

The Littelfuse LFR254003C is a 3-pole, 250 V AC open block design fuse block for UL Class RK1 and RK5 fuses. It is used in industrial control panels, motor protection circuits, and power distribution systems where reliable overcurrent protection is required.

What are the specifications of the Littelfuse LFR254003C fuse block?

The Littelfuse LFR254003C is a 3-pole, 250 V AC fuse block with a box lug, non-indicating design. It accepts UL Class RK1 and RK5 fuses. The manufacturer part number is LFR254003C. It is built for industrial electrical applications requiring robust overcurrent protection.

Where to buy a Littelfuse LFR254003C fuse block worldwide?

3G Electric supplies the Littelfuse LFR254003C fuse block worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 3-pole, 250 V AC open block design.

How to install a Littelfuse LFR254003C fuse block?

Mount the Littelfuse LFR254003C fuse block on a flat surface using the provided slots. Connect incoming and outgoing conductors to the box lug terminals, ensuring proper torque per the manufacturer's specifications. Always de-energize the circuit before installation and follow applicable electrical codes.

Used in

Common applications for LITTELFUSE
Industrial drives — Littelfuse PSR series semiconductor fuses for overcurrent protection of variable-frequency drives and DC bus circuits.
Branch circuit protection — Littelfuse CCMR series time-delay fuses in control panels and distribution boards.
Compact equipment — Littelfuse SLC series Class G fuses in rejection-style holders for space-constrained branch circuits.
Main service entrance — Littelfuse KLPC series Class L bolt-on fuses for high-current industrial power distribution.
Motor circuits — Littelfuse FLSR series Class RK5 time-delay fuses for motor branch circuits and transformers.
Power supplies — Littelfuse 473 series axial-lead time-delay fuses for solder-in protection in power supplies and instrumentation.
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LITTELFUSE Products

3G Electric supplies LITTELFUSE fuse blocks for ul class rk1 & rk5 fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Single-pole open-style fuse block rated 600 V AC with box lug terminals and non-indicating design. Accepts UL Class RK1 and RK5 fuses. Used in industrial electrical panels for overcurrent protection
LITTELFUSE
Single-pole open-style fuse block rated 600 V AC with box lug terminals and non-indicating design. Accepts UL Class RK1 and RK5 fuses. Used in industrial electrical panels for overcurrent protection

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