EXW Singapore — collect or forward from our Singapore office.

3G Electric
BUSSMANN KAC-70 Fast-Acting Bolt-On Fuse, 70 A, 600 V AC, Non-Indicating - Fast-Acting Bolt-On Fuses
BUSSMANNFast-Acting Bolt-On Fuses

BUSSMANN KAC-70 Fast-Acting Bolt-On Fuse, 70 A, 600 V AC, Non-Indicating

The BUSSMANN KAC Series Semiconductor Fuse (MPN KAC-70) is a fast-acting, non-indicating bolt-on fuse rated for 70 A at 600 V AC. Designed for AC-only circuits, this KAC-series fuse provides overcurrent protection…

SKU 3G-OTH-27695

Also listed as: KAC70 · KAC 70

Brand
BUSSMANN
Item
KAC-70 Fast-Acting Bolt-On Fuse, 70 A, 600 V AC, Non-Indicating
Part Number
KAC-70
Category
Fast-Acting Bolt-On Fuses
Available to Order
Also known as:KAC-70BUSSMANN
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BUSSMANN
Manufacturer Part Number
KAC-70
Series
KAC
Voltage Type
AC Only

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 KAC Series Semiconductor Fuse (MPN KAC-70) is a fast-acting, non-indicating bolt-on fuse rated for 70 A at 600 V AC. Designed for AC-only circuits, this KAC-series fuse provides overcurrent protection for semiconductor applications.

Frequently Asked Questions

What is the BUSSMANN KAC-70 semiconductor fuse used for?

The BUSSMANN KAC-70 is a fast-acting bolt-on fuse designed to protect semiconductor devices such as diodes, thyristors, and IGBTs from overcurrent faults in AC-only circuits. It is commonly used in industrial power supplies, motor drives, and UPS systems where precise, rapid interruption of high fault currents is required.

What are the specifications of the BUSSMANN KAC-70 fuse?

The BUSSMANN KAC-70 is a KAC Series, fast-acting, non-indicating bolt-on fuse rated for 70 A at 600 V AC. It is designed for AC-only circuits and provides overcurrent protection for semiconductor applications. The manufacturer part number is KAC-70.

Where to buy the BUSSMANN KAC-70 fuse worldwide?

3G Electric supplies the BUSSMANN KAC-70 fuse to customers 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 any country.

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

To select the correct BUSSMANN KAC series fuse, verify your circuit voltage is AC only and does not exceed 600 V. Choose a fuse with an amp rating equal to or slightly above your normal operating current. The KAC-70 is rated for 70 A; ensure your application's continuous current does not exceed this value for reliable protection.

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.
Not sure this is the right part? Photo-identify it→

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.

You might also need

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

More from BUSSMANN

View all BUSSMANN parts →
The BUSSMANN KAC-150 is a fast-acting, non-indicating bolt-on fuse rated for 150 A at 600 V AC. Designed for overcurrent protection in semiconductor applications, it safeguards sensitive electronic components in AC circuits. Typical uses include power converters, drives, and other equipment requiring rapid response to short circuits and overloads
BUSSMANN
The BUSSMANN KAC-150 is a fast-acting, non-indicating bolt-on fuse rated for 150 A at 600 V AC. Designed for overcurrent protection in semiconductor applications, it safeguards sensitive electronic components in AC circuits. Typical uses include power converters, drives, and other equipment requiring rapid response to short circuits and overloads
Fast-acting, non-indicating bolt-on fuse rated 70 A at 250 V AC/DC. Designed for overcurrent protection of power semiconductors in industrial drives, power supplies, and UPS systems
BUSSMANN
Fast-acting, non-indicating bolt-on fuse rated 70 A at 250 V AC/DC. Designed for overcurrent protection of power semiconductors in industrial drives, power supplies, and UPS systems
Class L, KTU Series fast-acting bolt-on fuse rated 1.6 kA, 600 V AC, 340 V DC. Provides overcurrent protection in industrial switchboards, panelboards, and motor control centers requiring high interrupting capacity and fast response
BUSSMANN
Class L, KTU Series fast-acting bolt-on fuse rated 1.6 kA, 600 V AC, 340 V DC. Provides overcurrent protection in industrial switchboards, panelboards, and motor control centers requiring high interrupting capacity and fast response
Fast-acting bolt-on fuse rated 400 A, 700 V AC and 700 V DC. Designed for overcurrent protection of power semiconductors in AC/DC circuits. Typical applications include variable frequency drives, UPS systems, and industrial power supplies
BUSSMANN
Fast-acting bolt-on fuse rated 400 A, 700 V AC and 700 V DC. Designed for overcurrent protection of power semiconductors in AC/DC circuits. Typical applications include variable frequency drives, UPS systems, and industrial power supplies
Fast-acting bolt-on fuse rated 400 A at 500 V AC and 500 V DC. Designed for overcurrent protection in power electronic applications such as variable frequency drives, rectifiers, and UPS systems. Clears faults rapidly to safeguard sensitive semiconductor devices
BUSSMANN
Fast-acting bolt-on fuse rated 400 A at 500 V AC and 500 V DC. Designed for overcurrent protection in power electronic applications such as variable frequency drives, rectifiers, and UPS systems. Clears faults rapidly to safeguard sensitive semiconductor devices

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first