Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 250 mA, 250 V AC, 13/32 in x 1 1/2 in - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 250 mA, 250 V AC, 13/32 in x 1 1/2 in

The BUSSMANN FNM Series is a time-delay cylindrical fuse, specifically the Midget type, designed for overcurrent protection. This model, with manufacturer part number FNM-1/4, is rated at 250 mA and 250 V AC, with…

SKU 3G-OTH-24169

Brand
BUSSMANN
Item
Fuse: FNM Series, Midget, Time-Delay, 250 mA, 250 V AC, 13/32 in x 1 1/2 in
Category
Time-Delay Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

BUSSMANN
Manufacturer Part Number
FNM-1/4
Series
FNM
Type
Midget, Time-Delay, 250 mA, 13/32 in x 1 1/2 in, Non-Indicating
AC
250 V
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The BUSSMANN FNM Series is a time-delay cylindrical fuse, specifically the Midget type, designed for overcurrent protection. This model, with manufacturer part number FNM-1/4, is rated at 250 mA and 250 V AC, with dimensions of 13/32 in x 1 1/2 in. It is a non-indicating fuse, providing reliable circuit protection without visual indication of operation.

Frequently Asked Questions

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

The BUSSMANN FNM-1/4 is a time-delay cylindrical fuse used for overcurrent protection in industrial control panels, motor circuits, and lighting systems. Its 250 mA, 250 V AC rating makes it suitable for sensitive equipment that requires a delayed response to temporary surges.

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

The BUSSMANN FNM-1/4 is a Midget, time-delay, non-indicating fuse rated at 250 mA and 250 V AC. It measures 13/32 in x 1 1/2 in and belongs to the FNM series. The manufacturer part number is FNM-1/4, and it is designed for reliable overcurrent protection in industrial applications.

Where to buy BUSSMANN FNM-1/4 fuses worldwide?

3G Electric supplies BUSSMANN FNM-1/4 fuses worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this fuse to support your operations.

How to select the right BUSSMANN FNM series fuse for my application?

To select the correct BUSSMANN FNM series fuse, match the voltage rating (250 V AC) and current rating (e.g., 250 mA for FNM-1/4) to your circuit requirements. Consider the time-delay characteristic for motor or transformer loads that experience inrush currents. Always consult the equipment manual 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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 1.5 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-1-1/2). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 1.5 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-1-1/2). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 15 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-15). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 15 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-15). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 25 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-25). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 25 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-25). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 20 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-20). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 20 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-20). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 35 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-35). Key specifications — Series: FNM; Brand: BUSSMANN.
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 35 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-35). Key specifications — Series: FNM; Brand: BUSSMANN.

More from BUSSMANN

View all BUSSMANN parts →
BUSSMANN Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 40 A, 600 V AC, 250 V DC, Indicating (MPN FRS-R-40ID). Key specifications — Series: FRS-R-ID.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 40 A, 600 V AC, 250 V DC, Indicating (MPN FRS-R-40ID). Key specifications — Series: FRS-R-ID.
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-1). Key specifications — Series: FRN-R.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 1 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-1). Key specifications — Series: FRN-R.
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 4 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-4). Key specifications — Series: FRN-R.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 4 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-4). Key specifications — Series: FRN-R.
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 2 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-2). Key specifications — Series: FRN-R.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 2 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-2). Key specifications — Series: FRN-R.
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 35 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-35ID). Key specifications — Series: FRN-R-ID.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 35 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-35ID). Key specifications — Series: FRN-R-ID.
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 15 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-15). Key specifications — Series: FRS-R.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 15 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-15). Key specifications — Series: FRS-R.
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-25). Key specifications — Series: FRN-R.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-25). Key specifications — Series: FRN-R.
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 5 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-5). Key specifications — Series: FRN-R.
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 5 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-5). Key specifications — Series: FRN-R.