LITTELFUSE Fuse Block: Open Block Design, 3 Pole, 250 V AC, Screw
The LITTELFUSE LFR25030-3S is a 3-pole, open-block-design fuse block for UL Class RK1 and RK5 fuses, rated 250 V AC with screw-type, non-indicating terminals. 3G Electric interprets this demand and delivers it across…
SKU 3G-OTH-25340
Also listed as: LFR250303S · LFR25030 3S
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The LITTELFUSE LFR25030-3S is a 3-pole, open-block-design fuse block for UL Class RK1 and RK5 fuses, rated 250 V AC with screw-type, non-indicating terminals. 3G Electric interprets this demand and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right solution, not just a part.
Frequently Asked Questions
What is the LITTELFUSE LFR25030-3S fuse block used for?
The LITTELFUSE LFR25030-3S is a 3-pole open block designed to hold UL Class RK1 and RK5 fuses in industrial control panels, motor circuits, and branch-circuit protection. It provides a screw-type, non-indicating connection for 250 V AC applications, ensuring reliable overcurrent protection in manufacturing, HVAC, and power distribution systems.
What are the specifications of the LITTELFUSE LFR25030-3S?
The LITTELFUSE LFR25030-3S is a 3-pole, open-block fuse holder rated for 250 V AC. It uses screw terminals and is non-indicating. The block accepts UL Class RK1 and RK5 fuses. The manufacturer part number is LFR25030-3S. This model is designed for secure, maintenance-friendly fuse mounting in industrial equipment.
Where to buy the LITTELFUSE LFR25030-3S worldwide?
3G Electric supplies the LITTELFUSE LFR25030-3S fuse block to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact 3G Electric for a quote and lead time. We source and deliver this part to any country.
How to install the LITTELFUSE LFR25030-3S fuse block?
Mount the LITTELFUSE LFR25030-3S on a flat surface using the provided slots. Connect line and load wires to the screw terminals, torquing to the manufacturer's specification. Insert the correct Class RK1 or RK5 fuse into each pole. Ensure the circuit is de-energized before installation. Follow all applicable electrical codes.
Used in
Common applications for LITTELFUSELITTELFUSE 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.
