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BUSSMANN Semiconductor Fuse: KAC Series, Fast-Acting, 400 A, 600 V AC - Fast-Acting Bolt-On Fuses
BUSSMANNFast-Acting Bolt-On Fuses

BUSSMANN Semiconductor Fuse: KAC Series, Fast-Acting, 400 A, 600 V AC

The BUSSMANN KAC Series Semiconductor Fuse is a fast-acting, non-indicating bolt-on fuse rated at 400 A and 600 V AC. Designed for AC-only applications, this fuse carries the manufacturer part number KAC-400 and is…

SKU 3G-OTH-26806

Also listed as: KAC400 · KAC 400

Brand
BUSSMANN
Item
Semiconductor Fuse: KAC Series, Fast-Acting, 400 A, 600 V AC
Category
Fast-Acting Bolt-On 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
KAC-400
Series
KAC
Voltage Type
AC Only

Technical Documents

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

Product Description

The BUSSMANN KAC Series Semiconductor Fuse is a fast-acting, non-indicating bolt-on fuse rated at 400 A and 600 V AC. Designed for AC-only applications, this fuse carries the manufacturer part number KAC-400 and is intended for semiconductor protection.

Frequently Asked Questions

What is the BUSSMANN KAC-400 semiconductor fuse used for?

The BUSSMANN KAC-400 is a fast-acting bolt-on fuse designed to protect semiconductor devices such as rectifiers, inverters, and power supplies from overcurrent. Its 400 A, 600 V AC rating makes it suitable for industrial power conversion and motor drive applications where rapid fault clearing is critical.

What are the specifications of the BUSSMANN KAC-400 fuse?

The BUSSMANN KAC-400 is a KAC Series semiconductor fuse rated at 400 A and 600 V AC. It is fast-acting, non-indicating, and designed for AC-only circuits. The bolt-on mounting style ensures secure installation in industrial equipment. The manufacturer part number is KAC-400.

Where to buy the BUSSMANN KAC-400 fuse worldwide?

3G Electric supplies the BUSSMANN KAC-400 fuse to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this fast-acting semiconductor fuse.

How to select the correct BUSSMANN KAC series fuse for an application?

To select the correct BUSSMANN KAC series fuse, verify the system voltage is AC only and does not exceed 600 V AC. The continuous current rating should match or slightly exceed the normal load current. For semiconductor protection, ensure the fuse's I²t value coordinates with the device's surge rating. Consult the manufacturer's data sheet for specific application guidelines.

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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