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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC

The BUSSMANN FRN-R-25 is a Class RK5, time-delay cylindrical fuse from the FRN-R Series, rated 25 A at 250 V AC and 125 V DC, non-indicating. 3G Electric interprets your demand for overcurrent protection and sources…

SKU 3G-OTH-24983

Also listed as: FRNR25 · FRN R 25

Brand
BUSSMANN
Item
Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC
Category
Time-Delay Cylindrical Fuses
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BUSSMANN
Manufacturer Part Number
FRN-R-25
Series
FRN-R
Type
FRN-R Series, Time-Delay, 25 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-25 is a Class RK5, time-delay cylindrical fuse from the FRN-R Series, rated 25 A at 250 V AC and 125 V DC, non-indicating. 3G Electric interprets your demand for overcurrent protection and sources this genuine BUSSMANN component across 14 industrial departments — with specialist depth in electrical controls to support your application.

Frequently Asked Questions

What is the BUSSMANN FRN-R-25 fuse used for?

The BUSSMANN FRN-R-25 is a Class RK5 time-delay fuse rated 25 A, 250 V AC / 125 V DC. It protects motor circuits, lighting, and industrial equipment from overloads and short circuits. Its time-delay characteristic allows harmless inrush currents without nuisance opening.

What are the specifications of the BUSSMANN FRN-R-25 fuse?

The BUSSMANN FRN-R-25 is a Class RK5, time-delay, non-indicating cylindrical fuse. It is rated 25 A, 250 V AC and 125 V DC. It belongs to the FRN-R series and is manufactured under part number FRN-R-25. It provides reliable overcurrent protection in industrial applications.

Where to buy the BUSSMANN FRN-R-25 fuse worldwide?

3G Electric supplies the BUSSMANN FRN-R-25 fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine BUSSMANN components and support procurement teams across 14 industrial departments.

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

To select the correct BUSSMANN FRN-R series fuse, match the voltage rating (250 V AC or 125 V DC) and current rating (e.g., 25 A) to your circuit. The time-delay feature accommodates motor starting inrush. Always verify the interrupting rating and consult the manufacturer's data sheet for coordination.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 20 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-20)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 20 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-20)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 15 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-15)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 15 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-15)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 5 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-5)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 40 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-40)

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