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BUSSMANN FNA-6-1/4 Time-Delay Midget Fuse, 6.25 A, 125 V AC, Indicating - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN FNA-6-1/4 Time-Delay Midget Fuse, 6.25 A, 125 V AC, Indicating

The BUSSMANN FNA Series is a time-delay cylindrical fuse, specifically a midget type rated at 6.25 A and 125 V AC. It features a 13/32 in x 1 1/2 in indicating design, identified by manufacturer part number FNA-6-1/4.

SKU 3G-OTH-24550

Also listed as: FNA614 · FNA 6 1 4 · FNA-6-1-4

Brand
BUSSMANN
Item
FNA-6-1/4 Time-Delay Midget Fuse, 6.25 A, 125 V AC, Indicating
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
FNA-6-1/4
Series
FNA
Type
Midget, Time-Delay, 6.25 A, 13/32 in x 1 1/2 in, Indicating
AC
125 V

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BUSSMANN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BUSSMANN FNA Series is a time-delay cylindrical fuse, specifically a midget type rated at 6.25 A and 125 V AC. It features a 13/32 in x 1 1/2 in indicating design, identified by manufacturer part number FNA-6-1/4.

Frequently Asked Questions

What is the BUSSMANN FNA-6-1/4 fuse used for?

The BUSSMANN FNA-6-1/4 is a time-delay midget fuse rated 6.25 A and 125 V AC, used to protect control circuits, transformers, and solenoids from overloads and short circuits. Its indicating feature allows quick visual identification of a blown fuse, reducing downtime in industrial equipment.

What are the specifications of the BUSSMANN FNA-6-1/4 fuse?

The BUSSMANN FNA-6-1/4 is a midget, time-delay fuse rated 6.25 A and 125 V AC. It has a 13/32 in x 1 1/2 in body with an indicating design. The series is FNA, and the manufacturer part number is FNA-6-1/4. It is suitable for branch circuit protection in control panels.

Where to buy BUSSMANN FNA-6-1/4 fuses worldwide?

3G Electric supplies BUSSMANN FNA-6-1/4 fuses worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this time-delay midget fuse rated 6.25 A and 125 V AC.

How to select a replacement fuse for the BUSSMANN FNA-6-1/4?

To select a replacement for the BUSSMANN FNA-6-1/4, match the voltage rating (125 V AC), current rating (6.25 A), and physical size (13/32 in x 1 1/2 in). Ensure the fuse type is time-delay to handle inrush currents. The indicating feature helps confirm the fuse is blown without removal.

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
Time-delay midget fuse rated 4.5 A and 250 V AC, with 13/32 in x 1 1/2 in dimensions. Indicating type allows visual identification of a blown fuse. Used for overcurrent protection in control panels, motor circuits, and lighting systems
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Time-delay midget fuse rated 4.5 A and 250 V AC, with 13/32 in x 1 1/2 in dimensions. Indicating type allows visual identification of a blown fuse. Used for overcurrent protection in control panels, motor circuits, and lighting systems
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Midget time-delay fuse rated 2.25 A, 250 V AC, with 13/32 in x 1 1/2 in indicating design. Provides overload and short-circuit protection for control circuits, motors, and transformers. Time-delay characteristic accommodates temporary inrush currents
The BUSSMANN FNA-9 is a 9 A, 125 V AC time-delay midget fuse with a 13/32 in x 1 1/2 in indicating body. It provides overcurrent protection for control circuits, lighting systems, and small motor loads. The visual indication feature allows quick identification of a blown fuse, facilitating maintenance in panel applications
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The BUSSMANN FNA-9 is a 9 A, 125 V AC time-delay midget fuse with a 13/32 in x 1 1/2 in indicating body. It provides overcurrent protection for control circuits, lighting systems, and small motor loads. The visual indication feature allows quick identification of a blown fuse, facilitating maintenance in panel applications
Time-delay cylindrical fuse rated 2.5 A at 250 V AC. Midget size with 13/32 in x 1 1/2 in dimensions. Indicating feature provides visual blown-fuse indication. Used for overcurrent protection in control circuits, motor starters, and solenoid valves
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Time-delay cylindrical fuse rated 2.5 A at 250 V AC. Midget size with 13/32 in x 1 1/2 in dimensions. Indicating feature provides visual blown-fuse indication. Used for overcurrent protection in control circuits, motor starters, and solenoid valves
Time-delay midget fuse rated 2.8 A and 250 V AC, with 13/32 in x 1 1/2 in indicating body. Provides overcurrent protection for control circuits, motors, and transformers. The indicating feature allows visual identification of a blown fuse
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Time-delay midget fuse rated 2.8 A and 250 V AC, with 13/32 in x 1 1/2 in indicating body. Provides overcurrent protection for control circuits, motors, and transformers. The indicating feature allows visual identification of a blown fuse
Time-delay midget fuse rated 800 mA at 250 V AC. Features an indicating function for quick identification of a blown fuse. Dimensions 13/32 in x 1 1/2 in. Suitable for overcurrent protection in control panels, motor circuits, and lighting systems
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Time-delay midget fuse rated 800 mA at 250 V AC. Features an indicating function for quick identification of a blown fuse. Dimensions 13/32 in x 1 1/2 in. Suitable for overcurrent protection in control panels, motor circuits, and lighting systems

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Time-delay cylindrical fuse rated 1 A at 250 V AC, with a 5 mm x 20 mm body. Provides overcurrent protection with a delayed response to accommodate temporary inrush currents in control panels, power supplies, and motor circuits
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The BUSSMANN FRN-R-3 is a 3 A, 250 V AC / 125 V DC time-delay cylindrical fuse from the FRN-R Series. It is a Class RK5, non-indicating fuse designed for branch-circuit overcurrent protection. The time-delay characteristic accommodates motor starting and transformer inrush currents without nuisance opening. Typical applications include motor circuits, lighting, and control transformers
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Time-delay cylindrical fuse, midget type, rated 6 A at 250 V AC. Non-indicating design with dimensions 13/32 in x 1 1/2 in. Used in industrial control circuits, motor protection, and transformer protection to accommodate temporary inrush currents without nuisance opening
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Time-delay cylindrical fuse rated 30 A at 32 V AC, with a physical size of 1/4 in x 1 1/4 in. Designed for overcurrent protection in circuits where temporary inrush currents occur, such as power distribution and control panels
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Time-delay cylindrical fuse rated 30 A at 32 V AC, with a physical size of 1/4 in x 1 1/4 in. Designed for overcurrent protection in circuits where temporary inrush currents occur, such as power distribution and control panels
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Time-delay midget fuse rated 250 mA at 500 V AC, measuring 13/32 in x 1 1/2 in. Non-indicating type from the FNQ Series. Used in industrial control circuits, motor starters, and small transformers to provide overload and short-circuit protection while accommodating temporary inrush currents
Class RK5 time-delay cylindrical fuse rated 25 A at 250 V AC or 125 V DC. The indicating feature provides visual confirmation when the fuse has opened. Suitable for overcurrent protection in motor circuits, transformers, and other inductive loads where temporary inrush currents occur
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