We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
MERSEN A70Q600-4 Fast-Acting Bolt-On Fuse, 600 A, 700 V AC, 650 V DC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN A70Q600-4 Fast-Acting Bolt-On Fuse, 600 A, 700 V AC, 650 V DC

The MERSEN A70Q Series is a fast-acting bolt-on semiconductor fuse designed for AC/DC applications. This model, part number A70Q600-4, is rated for 600 A, 700 V AC, and 650 V DC. It provides overcurrent protection…

SKU 3G-OTH-28239

Also listed as: A70Q6004 · A70Q600 4

Brand
MERSEN
Item
A70Q600-4 Fast-Acting Bolt-On Fuse, 600 A, 700 V AC, 650 V DC
Part Number
A70Q600-4
Category
Fast-Acting Bolt-On Fuses
Available to Order
Also known as:A70Q600-4MERSEN
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.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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.

Technical Specifications

MERSEN
Manufacturer Part Number
A70Q600-4
Series
A70Q
Type
Fast-Acting, 600 A
AC
700 V
Voltage Type
AC/DC
DC DC Volt Rating
650 V

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

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

Product Description

The MERSEN A70Q Series is a fast-acting bolt-on semiconductor fuse designed for AC/DC applications. This model, part number A70Q600-4, is rated for 600 A, 700 V AC, and 650 V DC. It provides overcurrent protection for power electronic circuits.

Frequently Asked Questions

What is the MERSEN A70Q600-4 semiconductor fuse used for?

The MERSEN A70Q600-4 is a fast-acting bolt-on fuse used to protect power electronic circuits, such as drives, inverters, and UPS systems, from overcurrent faults. It is rated for 600 A, 700 V AC, and 650 V DC, making it suitable for demanding AC/DC industrial applications.

What are the specifications of the MERSEN A70Q600-4 fuse?

The MERSEN A70Q600-4 is a fast-acting semiconductor fuse from the A70Q Series. It has a current rating of 600 A, an AC voltage rating of 700 V, and a DC voltage rating of 650 V. It is a bolt-on type fuse designed for AC/DC overcurrent protection in power electronics.

Where to buy the MERSEN A70Q600-4 fuse worldwide?

You can source the MERSEN A70Q600-4 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 on this fast-acting semiconductor fuse.

How to select the correct MERSEN A70Q600-4 fuse for my application?

To select the correct MERSEN A70Q600-4 fuse, verify your circuit's continuous current (600 A max) and voltage (700 V AC or 650 V DC). Ensure the fuse's fast-acting characteristic matches your semiconductor's protection needs. Consult the manufacturer's data sheet for coordination and mounting details.

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

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.

You might also need

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

More from MERSEN

View all MERSEN parts →
Fast-acting bolt-on fuse rated 300 A at 700 V AC and 700 V DC. Part of the A70QS series, designed for overcurrent protection in power electronic circuits such as variable frequency drives, UPS systems, and DC power supplies
MERSEN
Fast-acting bolt-on fuse rated 300 A at 700 V AC and 700 V DC. Part of the A70QS series, designed for overcurrent protection in power electronic circuits such as variable frequency drives, UPS systems, and DC power supplies
Class J fast-acting bolt-on fuse with blade body, rated 400 A, 600 V AC, 300 V DC. Non-indicating design. Suitable for overcurrent protection in power distribution, motor control centers, and panelboards requiring high interrupting capacity in a compact form
MERSEN
Class J fast-acting bolt-on fuse with blade body, rated 400 A, 600 V AC, 300 V DC. Non-indicating design. Suitable for overcurrent protection in power distribution, motor control centers, and panelboards requiring high interrupting capacity in a compact form
Class J blade-body fast-acting bolt-on fuse rated 200 A at 600 V AC and 300 V DC. Non-indicating design provides overcurrent protection for industrial distribution panels and motor control centers
MERSEN
Class J blade-body fast-acting bolt-on fuse rated 200 A at 600 V AC and 300 V DC. Non-indicating design provides overcurrent protection for industrial distribution panels and motor control centers

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first