BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 4.5 A, 600 V AC, 300 V DC
The BUSSMANN Fuse is a Class RK5, FRS-R Series, Time-Delay, 4.5 A, Non-Indicating cylindrical fuse rated for 600 V AC and 300 V DC (MPN FRS-R-4-1/2). 3G Electric interprets customer demand and delivers this genuine…
SKU 3G-OTH-29010
Also listed as: FRSR412 · FRS R 4 1 2 · FRS-R-4-1-2
Local availability & support
- 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.
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Product Description
The BUSSMANN Fuse is a Class RK5, FRS-R Series, Time-Delay, 4.5 A, Non-Indicating cylindrical fuse rated for 600 V AC and 300 V DC (MPN FRS-R-4-1/2). 3G Electric interprets customer demand and delivers this genuine industrial fuse across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor.
Frequently Asked Questions
What is the BUSSMANN FRS-R-4-1/2 fuse used for?
The BUSSMANN FRS-R-4-1/2 is a Class RK5 time-delay cylindrical fuse rated 4.5 A, 600 V AC / 300 V DC. It protects motor circuits, transformers, and other inductive loads from overcurrent and short circuits in industrial control panels and power distribution systems.
What are the specifications of the BUSSMANN FRS-R-4-1/2 fuse?
The BUSSMANN FRS-R-4-1/2 is a Class RK5, time-delay, non-indicating fuse rated 4.5 A, 600 V AC and 300 V DC. It belongs to the FRS-R series and carries MPN FRS-R-4-1/2. Its cylindrical body is designed for rejection-style fuse holders.
Where to buy BUSSMANN FRS-R-4-1/2 fuses worldwide?
3G Electric supplies BUSSMANN FRS-R-4-1/2 fuses worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Class RK5 time-delay fuse.
How to select the correct BUSSMANN FRS-R fuse for a motor circuit?
To select the correct BUSSMANN FRS-R fuse, match the voltage rating (600 V AC / 300 V DC) and current rating (4.5 A) to your circuit. Use the time-delay characteristic for motor starting inrush. Always consult the manufacturer's data sheet for coordination with overload relays.
Used in
Common applications for BUSSMANNBUSSMANN 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.
