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MERSEN Semiconductor Fuse: A70QS Series, Fast-Acting, 600 A, 700 V AC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN Semiconductor Fuse: A70QS Series, Fast-Acting, 600 A, 700 V AC

The MERSEN A70QS Series is a fast-acting bolt-on semiconductor fuse designed for AC/DC applications. This model, part number A70QS600-4K, is rated for 600 A and 700 V AC/700 V DC. It provides overcurrent protection…

SKU 3G-OTH-27734

Also listed as: A70QS6004K · A70QS600 4K

Brand
MERSEN
Item
Semiconductor Fuse: A70QS Series, Fast-Acting, 600 A, 700 V AC
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

MERSEN
Manufacturer Part Number
A70QS600-4K
Series
A70QS
Type
Fast-Acting, 600 A
AC
700 V
Voltage Type
AC/DC
DC DC Volt Rating
700 V

Technical Documents

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

Product Description

The MERSEN A70QS Series is a fast-acting bolt-on semiconductor fuse designed for AC/DC applications. This model, part number A70QS600-4K, is rated for 600 A and 700 V AC/700 V DC. It 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 MERSEN A70QS600-4K semiconductor fuse used for?

The MERSEN A70QS600-4K is a fast-acting bolt-on fuse used to protect power electronic circuits, such as drives, inverters, and UPS systems, from overcurrent faults. It handles 600 A continuous current and interrupts faults up to 700 V AC or 700 V DC.

What are the specifications of the MERSEN A70QS600-4K fuse?

The MERSEN A70QS600-4K is a fast-acting semiconductor fuse rated for 600 A and 700 V AC/700 V DC. It is part of the A70QS Series, with a bolt-on design for secure mounting. The voltage type is AC/DC, and the manufacturer part number is A70QS600-4K.

Where to buy the MERSEN A70QS600-4K fuse worldwide?

3G Electric supplies the MERSEN A70QS600-4K fuse to customers worldwide. 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 right MERSEN A70QS fuse for my application?

Select the MERSEN A70QS fuse based on your circuit's continuous current (600 A for this model) and maximum voltage (700 V AC or DC). Ensure the bolt-on mounting matches your panel layout. For fast-acting protection, verify the fuse clears faults within the equipment's withstand time.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

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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