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BUSSMANN FMX-20 Female Time-Delay Fuse - Female Time-Delay Fuses
BUSSMANNFemale Time-Delay Fuses

BUSSMANN FMX-20 Female Time-Delay Fuse

The BUSSMANN Automotive Fuse: FMX Series is a female cartridge, time-delay fuse rated at 20 A and 12 V DC. This blue fuse is part of the FMX series and is equivalent to the JCAS series, with manufacturer part number…

SKU 3G-OTH-23982

Also listed as: FMX20 · FMX 20

Brand
BUSSMANN
Item
FMX-20 Female Time-Delay Fuse
Part Number
FMX-20
Category
Female Time-Delay Fuses
Available to Order
Also known as:FMX-20BUSSMANN
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Technical Specifications

BUSSMANN
Manufacturer Part Number
FMX-20
Series
FMX
Type
Blue, Female, Cartridge, Time-Delay, 20 A, FMX | JCAS
DC
12 V
Equivalent Fuse Series
FMX & JCAS

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

Product Description

The BUSSMANN Automotive Fuse: FMX Series is a female cartridge, time-delay fuse rated at 20 A and 12 V DC. This blue fuse is part of the FMX series and is equivalent to the JCAS series, with manufacturer part number FMX-20.

Frequently Asked Questions

What is the BUSSMANN FMX-20 automotive fuse used for?

The BUSSMANN FMX-20 is a 20 A, 12 V DC time-delay cartridge fuse designed for automotive circuits that experience temporary current surges. It protects wiring and components in vehicles, marine, and off-road equipment where a slow-blow characteristic is needed to avoid nuisance blowing.

What are the specifications of the BUSSMANN FMX-20 fuse?

The BUSSMANN FMX-20 is a blue, female cartridge fuse rated at 20 A and 12 V DC. It belongs to the FMX series and is equivalent to the JCAS series. The manufacturer part number is FMX-20. It features a time-delay characteristic, making it suitable for circuits with inrush currents.

Where to buy BUSSMANN FMX-20 fuses worldwide?

3G Electric supplies BUSSMANN FMX-20 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 genuine BUSSMANN components to support your operations.

How to select the correct BUSSMANN FMX series fuse for my application?

To select the correct BUSSMANN FMX series fuse, verify your circuit's operating voltage (12 V DC maximum) and continuous current (20 A for FMX-20). Ensure the fuse's time-delay characteristic matches your load's inrush profile. Always consult the vehicle or equipment manual and use a fuse holder rated for the same amperage.

Used in

Common applications for BUSSMANN
Industrial drives — BUSSMANN FWC series fast-acting cylindrical fuses protect power semiconductors in AC/DC drive circuits.
Control transformers — BUSSMANN FNQ-R series time-delay fuses handle inrush currents in control power circuits.
Semiconductor protection — BUSSMANN KAC series bolt-on fuses safeguard diodes, thyristors, and IGBTs in AC-only applications.
Electrical panels — BUSSMANN FP-2, FP-3, FP-4, and FP-6 fuse pullers enable safe fuse replacement in distribution panels.
Automotive electrical systems — BUSSMANN FP-A3 fuse puller removes and installs 1/4 in and 1/2 in automotive fuses.
Power supplies — BUSSMANN FWC series fuses provide overcurrent protection in AC/DC power supply circuits.
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BUSSMANN Products

3G Electric supplies BUSSMANN female time-delay fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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