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3G Electric
MERSEN A70QS200-4K Fast-Acting Bolt-On Fuse, 200 A, 700 V AC/DC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN A70QS200-4K Fast-Acting Bolt-On Fuse, 200 A, 700 V AC/DC

The MERSEN A70QS Series is a fast-acting bolt-on semiconductor fuse, model A70QS200-4K, rated at 200 A with 700 V AC and 700 V DC voltage ratings. This AC/DC fuse is designed for overcurrent protection in power…

SKU 3G-OTH-27421

Also listed as: A70QS2004K · A70QS200 4K

Brand
MERSEN
Item
A70QS200-4K Fast-Acting Bolt-On Fuse, 200 A, 700 V AC/DC
Part Number
A70QS200-4K
Category
Fast-Acting Bolt-On Fuses
Available to Order
Also known as:A70QS200-4KMERSEN
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Local office
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Phone
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Technical Specifications

MERSEN
Manufacturer Part Number
A70QS200-4K
Series
A70QS
Type
Fast-Acting, 200 A
AC
700 V
Voltage Type
AC/DC
DC DC Volt Rating
700 V

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN A70QS Series is a fast-acting bolt-on semiconductor fuse, model A70QS200-4K, rated at 200 A with 700 V AC and 700 V DC voltage ratings. This AC/DC fuse is designed for overcurrent protection in power electronic applications.

Frequently Asked Questions

What is the MERSEN A70QS200-4K fuse used for?

The MERSEN A70QS200-4K is a fast-acting bolt-on semiconductor fuse used for overcurrent protection in power electronic applications such as drives, inverters, and UPS systems. It protects sensitive components from short circuits and overloads in AC and DC circuits up to 700 V.

What are the specifications of the MERSEN A70QS200-4K fuse?

The MERSEN A70QS200-4K is a fast-acting bolt-on fuse from the A70QS series. It is rated at 200 A with 700 V AC and 700 V DC voltage ratings. The voltage type is AC/DC, and the manufacturer part number is A70QS200-4K.

Where to buy the MERSEN A70QS200-4K fuse worldwide?

You can source the MERSEN A70QS200-4K 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.

How to select the correct MERSEN A70QS series fuse for your application?

To select the correct MERSEN A70QS fuse, match the voltage rating (700 V AC/DC) and current rating (e.g., 200 A) to your circuit requirements. Ensure the fuse is fast-acting for semiconductor protection. Consult the manufacturer's data sheet for interrupting capacity and mounting dimensions.

Used in

Common applications for MERSEN
Industrial control panels — Mersen USCC1 and USCC2 UL Class CC fuse blocks for DIN rail mounting and finger-safe branch circuit protection.
Motor starters — Mersen ATQ time-delay fuses and DAR0 R-rated fuses for motor overload and short-circuit protection.
Power supplies and instrumentation — Mersen GGM and GSB fast-acting cylindrical fuses for overcurrent protection in compact electronic circuits.
DC systems — Mersen A30QS very-fast-acting square fuses rated 300 V DC for semiconductor and DC equipment protection.
Medium-voltage distribution — Mersen DAR0 R-rated fuses rated 5.08 kV AC for general-purpose overcurrent protection with visual indication.
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MERSEN Products

3G Electric supplies MERSEN 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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