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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 7.5 A, 600 V AC, 300 V DC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 7.5 A, 600 V AC, 300 V DC

The BUSSMANN Fuse is a Class RK5, FRS-R Series, time-delay cylindrical fuse rated at 7.5 A, 600 V AC and 300 V DC, non-indicating (MPN FRS-R-7-1/2). 3G Electric interprets customer demand and delivers this genuine…

SKU 3G-OTH-28650

Also listed as: FRSR712 · FRS R 7 1 2 · FRS-R-7-1-2

Brand
BUSSMANN
Item
Fuse: Class RK5, FRS-R Series, Time-Delay, 7.5 A, 600 V AC, 300 V DC
Category
Time-Delay Cylindrical Fuses
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

BUSSMANN
Manufacturer Part Number
FRS-R-7-1/2
Series
FRS-R
Type
FRS-R Series, Time-Delay, 7.5 A, Non-Indicating
AC
600 V
DC
300 V

Technical Documents

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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 7.5 A, 600 V AC and 300 V DC, non-indicating (MPN FRS-R-7-1/2). 3G Electric interprets customer demand and delivers this genuine industrial fuse 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 source and support the right solution for your application.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a BUSSMANN FRS-R-7-1/2 fuse used for?

The BUSSMANN FRS-R-7-1/2 is a Class RK5 time-delay fuse rated 7.5 A, 600 V AC / 300 V DC. It protects motor circuits, transformers, and lighting panels from overloads and short circuits. Its time-delay characteristic allows it to withstand harmless inrush currents without nuisance opening.

What are the specifications of the BUSSMANN FRS-R-7-1/2 fuse?

This BUSSMANN FRS-R series fuse is rated 7.5 A, 600 V AC and 300 V DC. It is a non-indicating, time-delay Class RK5 fuse. The manufacturer part number is FRS-R-7-1/2. It is designed for branch-circuit protection in industrial control panels and motor starters.

Where to buy BUSSMANN FRS-R-7-1/2 fuses worldwide?

3G Electric supplies BUSSMANN FRS-R-7-1/2 fuses to customers worldwide. As a global industrial sourcing partner, we handle 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 right BUSSMANN FRS-R fuse for a motor circuit?

To select a BUSSMANN FRS-R fuse, match the voltage rating (600 V AC / 300 V DC) and ensure the amp rating (e.g., 7.5 A) exceeds the motor full-load current. The time-delay feature handles startup inrush. Always consult the motor nameplate and local code for proper sizing.

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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Cross-referenced by specification & description
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 250 mA, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-1/4)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 250 mA, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-1/4)
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BUSSMANN Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 7 A, 600 V AC, 300 V DC, Indicating (MPN FRS-R-7ID)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 50 A, 600 V AC, 250 V DC, Non-Indicating (MPN FRS-R-50)

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