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BUSSMANN FRN-R-1-4/10 Time-Delay Cylindrical Fuse - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN FRN-R-1-4/10 Time-Delay Cylindrical Fuse

The BUSSMANN FRN-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN FRN-R-1-4/10) is a 1.4 A, non-indicating fuse rated for 250 V AC and 125 V DC. 3G Electric interprets customer demand and delivers this genuine…

SKU 3G-OTH-28722

Also listed as: FRNR1410 · FRN R 1 4 10 · FRN-R-1-4-10

Brand
BUSSMANN
Item
FRN-R-1-4/10 Time-Delay Cylindrical Fuse
Part Number
FRN-R-1-4/10
Category
Time-Delay Cylindrical Fuses
Available to Order
Also known as:FRN-R-1-4/10BUSSMANN
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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

Technical Specifications

BUSSMANN
Manufacturer Part Number
FRN-R-1-4/10
Series
FRN-R
Type
FRN-R Series, Time-Delay, 1.4 A, Non-Indicating
AC
250 V
DC
125 V

Technical Documents

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

Product Description

The BUSSMANN FRN-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN FRN-R-1-4/10) is a 1.4 A, non-indicating fuse rated for 250 V AC and 125 V DC. 3G Electric interprets customer demand and delivers this genuine industrial fuse across 14 departments, with specialist depth in electrical components as an authorised distributor.

Frequently Asked Questions

What is a BUSSMANN FRN-R-1-4/10 fuse used for?

The BUSSMANN FRN-R-1-4/10 is a Class RK5 time-delay fuse rated 1.4 A at 250 V AC or 125 V DC. It protects motor circuits, lighting, and control transformers against overloads and short circuits, allowing temporary inrush currents without nuisance opening.

What are the specifications of the BUSSMANN FRN-R-1-4/10 fuse?

This BUSSMANN fuse is a Class RK5, FRN-R series, time-delay, non-indicating type. It is rated 1.4 A, 250 V AC, and 125 V DC. The manufacturer part number is FRN-R-1-4/10. It is designed for branch-circuit protection in industrial electrical systems.

Where to buy BUSSMANN FRN-R-1-4/10 fuses worldwide?

3G Electric supplies BUSSMANN FRN-R-1-4/10 fuses to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Class RK5 time-delay fuse.

How to select the correct BUSSMANN FRN-R fuse for a motor circuit?

To select the correct BUSSMANN FRN-R fuse, match the voltage rating (250 V AC or 125 V DC) and ensure the amp rating (1.4 A) exceeds the motor full-load current. The time-delay feature accommodates startup inrush. Always consult the NEC and fuse manufacturer guidelines for proper sizing.

Used in

Common applications for BUSSMANN
Industrial drives — BUSSMANN FWC series fast-acting cylindrical fuses protect power semiconductors in AC/DC drive circuits.
Control transformers — BUSSMANN FNQ-R series time-delay fuses handle inrush currents in control power circuits.
Semiconductor protection — BUSSMANN KAC series bolt-on fuses safeguard diodes, thyristors, and IGBTs in AC-only applications.
Electrical panels — BUSSMANN FP-2, FP-3, FP-4, and FP-6 fuse pullers enable safe fuse replacement in distribution panels.
Automotive electrical systems — BUSSMANN FP-A3 fuse puller removes and installs 1/4 in and 1/2 in automotive fuses.
Power supplies — BUSSMANN FWC series fuses provide overcurrent protection in AC/DC power supply circuits.
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BUSSMANN Products

3G Electric supplies BUSSMANN time-delay cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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