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MERSEN A4J110 Fast-Acting Bolt-On Fuse, Class J, 110 A, 600 V AC, 300 V DC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN A4J110 Fast-Acting Bolt-On Fuse, Class J, 110 A, 600 V AC, 300 V DC

The MERSEN A4J Series is a fast-acting, bolt-on fuse with a Class J blade body, rated at 110 A, 600 V AC, and 300 V DC. This non-indicating fuse (MPN A4J110) is designed for overcurrent protection in industrial…

SKU 3G-OTH-25258

Brand
MERSEN
Item
A4J110 Fast-Acting Bolt-On Fuse, Class J, 110 A, 600 V AC, 300 V DC
Part Number
A4J110
Category
Fast-Acting Bolt-On Fuses
Available to Order
Also known as:A4J110MERSEN
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
A4J110
Series
A4J
Type
Class J, Blade Body, Fast-Acting, 110 A, Non-Indicating
AC
600 V
DC
300 V

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

Product Description

The MERSEN A4J Series is a fast-acting, bolt-on fuse with a Class J blade body, rated at 110 A, 600 V AC, and 300 V DC. This non-indicating fuse (MPN A4J110) is designed for overcurrent protection in industrial equipment.

Frequently Asked Questions

What is the MERSEN A4J110 fuse used for?

The MERSEN A4J110 is a fast-acting, bolt-on fuse used for overcurrent protection in industrial equipment. Its Class J blade body and 110 A rating suit motor circuits, panelboards, and switchgear requiring high interrupting capacity at 600 V AC or 300 V DC.

What are the specifications of the MERSEN A4J110 fuse?

The MERSEN A4J110 is a Class J, blade-body, fast-acting, non-indicating fuse rated 110 A, 600 V AC, and 300 V DC. It is part of the A4J Series (MPN A4J110) and provides reliable overcurrent protection in industrial environments.

Where to buy MERSEN A4J110 fuses worldwide?

3G Electric supplies MERSEN A4J110 fuses worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this fast-acting Class J fuse.

How to select the right MERSEN A4J fuse for my application?

Select the MERSEN A4J fuse based on system voltage (600 V AC or 300 V DC), continuous current (110 A for the A4J110), and fault-clearing requirements. Ensure the Class J blade body fits your fuse holder and that the fast-acting characteristic matches your equipment's inrush tolerance.

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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