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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 7 A, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 7 A, 250 V AC, 125 V DC

The BUSSMANN FRN-R-7 is a Class RK5, time-delay cylindrical fuse from the FRN-R Series, rated at 7 A, 250 V AC and 125 V DC, non-indicating. 3G Electric interprets this demand and sources the exact OEM part, backed…

SKU 3G-OTH-28845

Also listed as: FRNR7 · FRN R 7

Brand
BUSSMANN
Item
Fuse: Class RK5, FRN-R Series, Time-Delay, 7 A, 250 V AC, 125 V DC
Category
Time-Delay Cylindrical Fuses
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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-7
Series
FRN-R
Type
FRN-R Series, Time-Delay, 7 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-7 is a Class RK5, time-delay cylindrical fuse from the FRN-R Series, rated at 7 A, 250 V AC and 125 V DC, non-indicating. 3G Electric interprets this demand and sources the exact OEM part, backed by specialist expertise in electrical components across 14 industrial departments.

Frequently Asked Questions

What is the BUSSMANN FRN-R-7 fuse used for?

The BUSSMANN FRN-R-7 is a Class RK5 time-delay cylindrical fuse rated 7 A, 250 V AC / 125 V DC. It protects motor circuits, transformers, and lighting systems from overcurrents while tolerating harmless inrush currents. Common in industrial control panels and distribution equipment.

What are the specifications of the BUSSMANN FRN-R-7 fuse?

The BUSSMANN FRN-R-7 is a Class RK5, time-delay, non-indicating fuse rated 7 A, 250 V AC and 125 V DC. It belongs to the FRN-R series and carries manufacturer part number FRN-R-7. The cylindrical body is designed for rejection-style fuse holders.

Where to buy BUSSMANN FRN-R-7 fuses worldwide?

3G Electric supplies the BUSSMANN FRN-R-7 fuse worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this FRN-R series time-delay fuse.

How to select the correct BUSSMANN FRN-R-7 fuse for a motor circuit?

Select the BUSSMANN FRN-R-7 for motor circuits requiring 7 A time-delay protection at up to 250 V AC. The FRN-R series provides Class RK5 performance with rejection-style mounting. Always verify the fuse's voltage rating matches your system and that the holder accepts RK5 fuses.

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, 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, 5 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-5)
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)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-25)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 12 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-12)

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