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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1 A, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1 A, 250 V AC, 125 V DC

The BUSSMANN FRN-R-1 is a Class RK5 time-delay cylindrical fuse from the FRN-R Series, rated at 1 A, 250 V AC and 125 V DC, non-indicating. 3G Electric interprets this demand and sources the exact OEM part, backed by…

SKU 3G-OTH-24784

Also listed as: FRNR1 · FRN R 1

Brand
BUSSMANN
Item
Fuse: Class RK5, FRN-R Series, Time-Delay, 1 A, 250 V AC, 125 V DC
Category
Time-Delay Cylindrical Fuses
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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
FRN-R-1
Series
FRN-R
Type
FRN-R Series, Time-Delay, 1 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-1 is a Class RK5 time-delay cylindrical fuse from the FRN-R Series, rated at 1 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 across 14 industrial departments — including electrical, power transmission, and controls — to ensure you get the right solution, not just a catalog listing.

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 the BUSSMANN FRN-R-1 fuse used for?

The BUSSMANN FRN-R-1 is a Class RK5 time-delay fuse rated 1 A at 250 V AC or 125 V DC. It protects motor circuits, transformers, and lighting systems from overloads and short circuits, allowing harmless temporary inrush currents without nuisance opening.

What are the specifications of the BUSSMANN FRN-R-1 fuse?

The BUSSMANN FRN-R-1 is a non-indicating, time-delay cylindrical fuse from the FRN-R series. It is rated 1 A, 250 V AC and 125 V DC. Its Class RK5 design provides high interrupting capacity for branch-circuit protection in industrial control panels and distribution equipment.

Where to buy BUSSMANN FRN-R-1 fuses worldwide?

3G Electric supplies the BUSSMANN FRN-R-1 fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time — we source genuine BUSSMANN components for industrial maintenance and OEM applications globally.

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

Select a BUSSMANN FRN-R series fuse with an amp rating 125–150% of the motor full-load current for time-delay coordination. Verify the voltage rating (250 V AC or 125 V DC) matches your system. The FRN-R-1 at 1 A suits small motors or control transformers. Always consult NEC guidelines for branch-circuit protection.

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, 3.5 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-3-1/2)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 3.5 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-3-1/2)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1.6 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-1-6/10)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1.6 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-1-6/10)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1.25 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-1-1/4)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1.25 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-1-1/4)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 3 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-3)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 3 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-3)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 4 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-4)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 4 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-4)
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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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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