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LITTELFUSE Fuse Block: Open Block Design, 3 Pole, 250 V AC, Box Lug - Fuse Blocks for UL Class RK1 & RK5 Fuses
LITTELFUSEFuse Blocks for UL Class RK1 & RK5 Fuses

LITTELFUSE Fuse Block: Open Block Design, 3 Pole, 250 V AC, Box Lug

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
Fuse Block: Open Block Design, 3 Pole, 250 V AC, Box Lug
Category
Fuse Blocks for UL Class RK1 & RK5 Fuses
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Technical Specifications

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

Technical Documents

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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
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.

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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