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MERSEN ALS400 Fast-Acting Bolt-On Fuse, 400 A, 125 V DC - Fast-Acting & General Purpose Bolt-On Fuses
MERSENFast-Acting & General Purpose Bolt-On Fuses

MERSEN ALS400 Fast-Acting Bolt-On Fuse, 400 A, 125 V DC

The MERSEN ALS Series is a fast-acting and general purpose bolt-on fuse, designed as a forklift limiter. This model, ALS400, is rated for 400 A at 125 V DC and is non-indicating. It provides overcurrent protection in…

SKU 3G-OTH-23655

Also listed as: ALS 400 · ALS-400

Brand
MERSEN
Item
ALS400 Fast-Acting Bolt-On Fuse, 400 A, 125 V DC
Part Number
ALS400
Category
Fast-Acting & General Purpose Bolt-On Fuses
Available to Order
Also known as:ALS400MERSEN
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MERSEN
Manufacturer Part Number
ALS400
Series
ALS
Type
Bolt-On, Gen Purpose, 400 A, Non-Indicating
DC
125 V

Technical Documents

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

Product Description

The MERSEN ALS Series is a fast-acting and general purpose bolt-on fuse, designed as a forklift limiter. This model, ALS400, is rated for 400 A at 125 V DC and is non-indicating. It provides overcurrent protection in a compact bolt-on form factor.

Frequently Asked Questions

What is the MERSEN ALS400 forklift limiter fuse used for?

The MERSEN ALS400 is a fast-acting, general purpose bolt-on fuse designed as a forklift limiter. It provides overcurrent protection for DC circuits in material handling equipment, industrial trucks, and battery-powered vehicles, rated at 400 A and 125 V DC.

What are the specifications of the MERSEN ALS Series fuse?

The MERSEN ALS Series fuse, model ALS400, is a bolt-on, non-indicating, general purpose fuse rated at 400 A and 125 V DC. It is fast-acting and designed for forklift limiter applications. The manufacturer part number is ALS400, and it is part of the ALS series from MERSEN.

Where to buy MERSEN ALS400 fuses worldwide?

3G Electric supplies the MERSEN ALS400 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this MERSEN ALS Series fuse for your forklift or DC protection needs.

How to select the correct MERSEN ALS fuse for a forklift?

To select the correct MERSEN ALS fuse, match the voltage rating (125 V DC) and current rating (400 A for the ALS400) to your forklift's circuit requirements. Ensure the bolt-on form factor fits your fuse holder. Consult the equipment manual or a qualified electrician for proper sizing and coordination.

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 & general purpose 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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The MERSEN ALS175 is a 175 A, 125 V DC fast-acting bolt-on fuse from the ALS series. It is a non-indicating, general purpose fuse designed for overcurrent protection in DC power circuits. Typical applications include industrial equipment such as forklifts, where bolt-on mounting ensures secure installation
MERSEN
The MERSEN ALS175 is a 175 A, 125 V DC fast-acting bolt-on fuse from the ALS series. It is a non-indicating, general purpose fuse designed for overcurrent protection in DC power circuits. Typical applications include industrial equipment such as forklifts, where bolt-on mounting ensures secure installation

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