LITTELFUSE Fuse Block: Open Block Design, 1 Pole, 250 V AC, Screw
The LITTELFUSE Fuse Block (MPN LFR25030-1S) is an open block design for UL Class RK1 and RK5 fuses, featuring 1 pole, 250 V AC rating, and screw-type, non-indicating terminals. 3G Electric interprets this customer…
SKU 3G-OTH-25329
Also listed as: LFR250301S · LFR25030 1S
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 Fuse Block (MPN LFR25030-1S) is an open block design for UL Class RK1 and RK5 fuses, featuring 1 pole, 250 V AC rating, and screw-type, non-indicating terminals. 3G Electric interprets this customer demand and sources genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor for brands like Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.
Frequently Asked Questions
What is a Littelfuse LFR25030-1S fuse block used for?
The Littelfuse LFR25030-1S is a 1-pole, 250 V AC open-block fuse holder designed 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. The screw-type terminals simplify wiring in maintenance and OEM applications.
What are the specifications of the Littelfuse LFR25030-1S fuse block?
The Littelfuse LFR25030-1S is a 1-pole, 250 V AC open-block design with screw-type terminals and non-indicating operation. It accepts UL Class RK1 and RK5 fuses. The manufacturer part number is LFR25030-1S. This block is suitable for branch-circuit protection in industrial equipment and control panels.
Where to buy a Littelfuse LFR25030-1S fuse block worldwide?
3G Electric supplies the Littelfuse LFR25030-1S fuse block to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this 1-pole, 250 V AC open-block design for UL Class RK1 and RK5 fuses.
How do you select the right Littelfuse fuse block for your application?
To select the correct Littelfuse fuse block like the LFR25030-1S, match the voltage rating (250 V AC), number of poles (1), and fuse class (UL RK1/RK5) to your circuit requirements. Ensure the screw terminal size accommodates your wire gauge. For high-vibration environments, consider a closed-block design. Always verify the interrupting rating with your system's available fault current.
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.
