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BUSSMANN FRS-R-12 Time-Delay Cylindrical Fuse - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN FRS-R-12 Time-Delay Cylindrical Fuse

The BUSSMANN Fuse is a Class RK5, FRS-R Series, time-delay cylindrical fuse rated at 12 A, 600 V AC, and 300 V DC, non-indicating (MPN FRS-R-12). 3G Electric interprets customer demand and delivers this genuine…

SKU 3G-OTH-25453

Also listed as: FRSR12 · FRS R 12

Brand
BUSSMANN
Item
FRS-R-12 Time-Delay Cylindrical Fuse
Part Number
FRS-R-12
Category
Time-Delay Cylindrical Fuses
Available to Order
Also known as:FRS-R-12BUSSMANN
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Technical Specifications

BUSSMANN
Manufacturer Part Number
FRS-R-12
Series
FRS-R
Type
FRS-R Series, Time-Delay, 12 A, Non-Indicating
AC
600 V
DC
300 V

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

Product Description

The BUSSMANN Fuse is a Class RK5, FRS-R Series, time-delay cylindrical fuse rated at 12 A, 600 V AC, and 300 V DC, non-indicating (MPN FRS-R-12). 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments, with specialist depth in electrical controls as an authorised distributor.

Frequently Asked Questions

What is the BUSSMANN FRS-R-12 fuse used for?

The BUSSMANN FRS-R-12 is a Class RK5 time-delay cylindrical fuse rated 12 A, 600 V AC, 300 V DC. It protects motor circuits, transformers, and other inductive loads from overcurrent and short circuits, allowing harmless inrush currents without nuisance opening.

What are the specifications of the BUSSMANN FRS-R-12 fuse?

The BUSSMANN FRS-R-12 is a Class RK5 time-delay fuse from the FRS-R series. It is rated 12 A, 600 V AC, 300 V DC, non-indicating, with a cylindrical body. The manufacturer part number is FRS-R-12. It provides overcurrent protection for industrial equipment.

Where to buy the BUSSMANN FRS-R-12 fuse worldwide?

3G Electric supplies the BUSSMANN FRS-R-12 fuse worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this Class RK5 time-delay fuse.

How to select the correct BUSSMANN FRS-R fuse for an application?

To select the correct BUSSMANN FRS-R fuse, match the voltage rating (600 V AC or 300 V DC) and current rating (e.g., 12 A) to your circuit. Consider the time-delay characteristic for motor starting. Verify the Class RK5 rejection feature fits your fuse holder. Consult a qualified engineer for specific applications.

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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