MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 4 A, 250 V AC, 160 V DC
The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR4R) is a 4 A, non-indicating fuse rated for 250 V AC and 160 V DC. As a time-delay fuse, it accommodates temporary inrush currents while providing…
SKU 3G-OTH-27056
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 MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR4R) is a 4 A, non-indicating fuse rated for 250 V AC and 160 V DC. As a time-delay fuse, it accommodates temporary inrush currents while providing overcurrent protection across 14 industrial departments — and we supply far more than is listed. Our specialist depth in combustion, pumps and controls serves as a trust anchor, ensuring we interpret your demand and deliver the right solution.
Frequently Asked Questions
What is the MERSEN TR4R fuse used for?
The MERSEN TR4R is a Class RK5 time-delay cylindrical fuse rated 4 A, 250 V AC, 160 V DC. It protects motor circuits, transformers, and lighting systems from overloads and short circuits, allowing harmless inrush currents without nuisance opening.
What are the specifications of the MERSEN TR4R fuse?
The MERSEN TR4R is part of the TR-R series, a Class RK5 time-delay fuse. It is rated 4 A, 250 V AC, 160 V DC, and is non-indicating. The manufacturer part number is TR4R. It is designed for cylindrical fuse holders in industrial control panels.
Where to buy MERSEN TR4R fuses worldwide?
3G Electric supplies the MERSEN TR4R fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this Class RK5 time-delay fuse to any country.
How to select the correct MERSEN TR4R fuse for an application?
To select the MERSEN TR4R, verify the circuit voltage does not exceed 250 V AC or 160 V DC, and the continuous current is 4 A. Ensure the fuse holder accepts Class RK5 cylindrical fuses. The time-delay feature handles motor start-up surges without blowing.
Used in
Common applications for MERSENMERSEN Products
3G Electric supplies MERSEN time-delay cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
