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BUSSMANN Semiconductor Fuse: FWX Series, Fast-Acting, 40 A, 250 V AC, 250 V DC DC Volt Rating - Fast-Acting Bolt-On Fuses
BUSSMANNFast-Acting Bolt-On Fuses

BUSSMANN Semiconductor Fuse: FWX Series, Fast-Acting, 40 A, 250 V AC, 250 V DC DC Volt Rating

The BUSSMANN FWX Series Semiconductor Fuse is a fast-acting bolt-on fuse designed for AC/DC applications. The FWX-40A model is rated for 40 A at 250 V AC and 250 V DC, with a non-indicating design. This fuse provides…

SKU 3G-OTH-27649

Also listed as: FWX40A · FWX 40A

Brand
BUSSMANN
Item
Semiconductor Fuse: FWX Series, Fast-Acting, 40 A, 250 V AC, 250 V DC DC Volt Rating
Category
Fast-Acting Bolt-On Fuses
Available to Order
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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
FWX-40A
Series
FWX
Type
Fast-Acting, 40 A, Non-Indicating
AC
250 V
Voltage Type
AC/DC
DC DC Volt Rating
250 V

Technical Documents

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

Product Description

The BUSSMANN FWX Series Semiconductor Fuse is a fast-acting bolt-on fuse designed for AC/DC applications. The FWX-40A model is rated for 40 A at 250 V AC and 250 V DC, with a non-indicating design. This fuse provides overcurrent protection for power electronic circuits.

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 FWX-40A semiconductor fuse used for?

The BUSSMANN FWX-40A is a fast-acting bolt-on fuse used for overcurrent protection in power electronic circuits, such as variable frequency drives, rectifiers, and UPS systems. It is designed for AC/DC applications up to 250 V and 40 A, providing reliable protection for semiconductor devices.

What are the specifications of the BUSSMANN FWX-40A fuse?

The BUSSMANN FWX-40A is part of the FWX series, rated at 40 A with a voltage rating of 250 V AC and 250 V DC. It is a fast-acting, non-indicating bolt-on fuse designed for semiconductor protection. The manufacturer part number is FWX-40A, and it supports AC/DC voltage types.

Where to buy the BUSSMANN FWX-40A fuse worldwide?

You can source the BUSSMANN FWX-40A fuse through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine BUSSMANN components for your power protection needs.

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

To select the correct FWX series fuse, match the voltage rating (250 V AC/DC) and current rating (e.g., 40 A for FWX-40A) to your circuit requirements. Ensure the fast-acting characteristic suits semiconductor protection. Consult the BUSSMANN datasheet for interrupting rating and mounting dimensions. 3G Electric can assist with sourcing the right part.

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 fast-acting bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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