BUSSMANN Semiconductor Fuse: FWH Series, Fast-Acting, 400 A, 500 V AC
The BUSSMANN FWH Series is a fast-acting bolt-on semiconductor fuse, model FWH-400A. It is rated for 400 A at 500 V AC and 500 V DC, with an AC/DC voltage type. This fuse is designed for overcurrent protection in…
SKU 3G-OTH-26212
Also listed as: FWH400A · FWH 400A
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The BUSSMANN FWH Series is a fast-acting bolt-on semiconductor fuse, model FWH-400A. It is rated for 400 A at 500 V AC and 500 V DC, with an AC/DC voltage type. This fuse is designed for overcurrent protection in power electronic applications.
Frequently Asked Questions
What is the BUSSMANN FWH-400A semiconductor fuse used for?
The BUSSMANN FWH-400A is a fast-acting bolt-on fuse designed for overcurrent protection in power electronic applications such as variable frequency drives, rectifiers, and UPS systems. It safeguards sensitive semiconductor devices by clearing faults rapidly, preventing damage from short circuits or overloads in industrial equipment.
What are the specifications of the BUSSMANN FWH-400A fuse?
The BUSSMANN FWH-400A is part of the FWH Series, rated for 400 A at 500 V AC and 500 V DC. It is a fast-acting, bolt-on semiconductor fuse with AC/DC voltage type. The manufacturer part number is FWH-400A, and it is designed for overcurrent protection in power electronics.
Where to buy the BUSSMANN FWH-400A fuse worldwide?
You can source the BUSSMANN FWH-400A 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 power electronic protection.
How to select the correct BUSSMANN FWH series fuse for an application?
To select the correct BUSSMANN FWH series fuse, match the voltage rating (AC/DC) and continuous current rating to your circuit requirements. The FWH-400A is rated for 400 A at 500 V AC/DC. Ensure the fuse's interrupting rating exceeds the available fault current. Consult the manufacturer's data sheet for coordination with semiconductor devices.
Used in
Common applications for BUSSMANNBUSSMANN 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.
