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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 150 A, 600 V AC - Time-Delay Bolt-On Fuses
MERSENTime-Delay Bolt-On Fuses

MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 150 A, 600 V AC

The MERSEN A4BQ Series Class L Time-Delay Bolt-On Fuse (MPN A4BQ150) is a 150 A, 600 V AC, 500 V DC industrial fuse with a bolt-on body. This time-delay fuse is designed for overcurrent protection in electrical circuits.

SKU 3G-OTH-27908

Brand
MERSEN
Item
Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 150 A, 600 V AC
Category
Time-Delay Bolt-On Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A4BQ150
Series
A4BQ
Type
A4BQ Series, Bolt-On Body, Time-Delay, 150 A
AC
600 V
DC
500 V

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

Product Description

The MERSEN A4BQ Series Class L Time-Delay Bolt-On Fuse (MPN A4BQ150) is a 150 A, 600 V AC, 500 V DC industrial fuse with a bolt-on body. This time-delay fuse is designed for overcurrent protection in electrical circuits.

Frequently Asked Questions

What is the MERSEN A4BQ150 fuse used for?

The MERSEN A4BQ150 is a 150 A, 600 V AC, 500 V DC Class L time-delay bolt-on fuse used for overcurrent protection in industrial electrical circuits. It is suitable for motor circuits, transformers, and other equipment requiring high interrupting capacity and delayed response to temporary surges.

What are the specifications of the MERSEN A4BQ150 fuse?

The MERSEN A4BQ150 is a Class L time-delay bolt-on fuse rated 150 A, 600 V AC, and 500 V DC. It is part of the A4BQ Series with a bolt-on body design. The manufacturer part number is A4BQ150. These specifications ensure reliable overcurrent protection in demanding industrial environments.

Where to buy the MERSEN A4BQ150 fuse worldwide?

3G Electric supplies the MERSEN A4BQ150 fuse to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this Class L time-delay bolt-on fuse.

How to select the correct MERSEN A4BQ fuse for an application?

To select the correct MERSEN A4BQ fuse, verify the circuit voltage (600 V AC or 500 V DC), continuous current rating (150 A for the A4BQ150), and the need for time-delay characteristics to handle inrush currents. Ensure the bolt-on body matches your fuse holder. Consult a qualified electrician for proper coordination.

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 time-delay 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 100 A, 600 V AC, 500 V DC (MPN A4BQ100)
MERSEN
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 100 A, 600 V AC, 500 V DC (MPN A4BQ100)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 300 A, 600 V AC, 500 V DC (MPN A4BQ300)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 300 A, 600 V AC, 500 V DC (MPN A4BQ300)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 500 A, 600 V AC, 500 V DC (MPN A4BQ500)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 500 A, 600 V AC, 500 V DC (MPN A4BQ500)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 250 A, 600 V AC, 500 V DC (MPN A4BQ250)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 250 A, 600 V AC, 500 V DC (MPN A4BQ250)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 600 A, 600 V AC, 500 V DC (MPN A4BQ600)
MERSEN
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 600 A, 600 V AC, 500 V DC (MPN A4BQ600)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 350 A, 600 V AC, 500 V DC (MPN A4BQ350)
MERSEN
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 350 A, 600 V AC, 500 V DC (MPN A4BQ350)

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