BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 4 A, 600 V AC, 300 V DC
The BUSSMANN Fuse: Class RK5 is a time-delay cylindrical fuse from the FRS-R Series, rated at 4 A, 600 V AC and 300 V DC, non-indicating (MPN FRS-R-4). 3G Electric interprets this demand and sources the exact OEM…
SKU 3G-OTH-25413
Also listed as: FRSR4 · FRS R 4
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
Need installation or engineering help?
Ask a question
Product Description
The BUSSMANN Fuse: Class RK5 is a time-delay cylindrical fuse from the FRS-R Series, rated at 4 A, 600 V AC and 300 V DC, non-indicating (MPN FRS-R-4). 3G Electric interprets this demand and sources the exact OEM part, backed by specialist expertise in electrical components across 14 industrial departments.
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-4 fuse used for?
The BUSSMANN FRS-R-4 is a Class RK5 time-delay fuse rated 4 A, 600 V AC / 300 V DC. It protects motor circuits, transformers, and lighting panels from overloads and short circuits. Its time-delay characteristic prevents nuisance opening during inrush currents, making it ideal for industrial equipment.
What are the specifications of the BUSSMANN FRS-R-4 fuse?
The BUSSMANN FRS-R-4 is a non-indicating, time-delay cylindrical fuse from the FRS-R series. It is rated 4 A, 600 V AC and 300 V DC. The manufacturer part number is FRS-R-4. It is a Class RK5 fuse designed for branch-circuit protection in industrial control panels and motor starters.
Where to buy BUSSMANN FRS-R-4 fuses worldwide?
3G Electric supplies BUSSMANN FRS-R-4 fuses worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Class RK5 time-delay fuse rated 4 A, 600 V AC.
How to select the right BUSSMANN FRS-R fuse for a motor circuit?
To select the correct BUSSMANN FRS-R fuse, match the voltage rating (600 V AC or 300 V DC) and ensure the amp rating (e.g., 4 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 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.
