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MERSEN Semiconductor Fuse: A15QS Series, Fast-Acting, 50 A, 150 V AC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN Semiconductor Fuse: A15QS Series, Fast-Acting, 50 A, 150 V AC

The MERSEN A15QS Series Semiconductor Fuse (MPN A15QS50-4) is a fast-acting bolt-on fuse rated at 50 A, 150 V AC, and 150 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in semiconductor…

SKU 3G-OTH-27886

Also listed as: A15QS504 · A15QS50 4

Brand
MERSEN
Item
Semiconductor Fuse: A15QS Series, Fast-Acting, 50 A, 150 V AC
Category
Fast-Acting Bolt-On Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A15QS50-4
Series
A15QS
Type
Fast-Acting, 50 A
AC
150 V
Voltage Type
AC/DC
DC DC Volt Rating
150 V

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

Product Description

The MERSEN A15QS Series Semiconductor Fuse (MPN A15QS50-4) is a fast-acting bolt-on fuse rated at 50 A, 150 V AC, and 150 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in semiconductor applications.

Frequently Asked Questions

What is the MERSEN A15QS50-4 semiconductor fuse used for?

The MERSEN A15QS50-4 is a fast-acting bolt-on fuse used for overcurrent protection in semiconductor applications such as power converters, drives, and UPS systems. It safeguards sensitive components by quickly clearing faults at 50 A and up to 150 V AC/DC.

What are the specifications of the MERSEN A15QS50-4 fuse?

The MERSEN A15QS50-4 is a fast-acting bolt-on fuse rated at 50 A, 150 V AC, and 150 V DC. It belongs to the A15QS series and is designed for AC/DC voltage type operation. The manufacturer part number is A15QS50-4.

Where to buy the MERSEN A15QS50-4 fuse worldwide?

You can source the MERSEN A15QS50-4 fuse worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to global destinations. Contact us for availability and lead time; we supply genuine MERSEN components for industrial applications.

How to select the correct MERSEN A15QS series fuse for my application?

To select the correct MERSEN A15QS fuse, match the continuous current rating (e.g., 50 A) and voltage rating (150 V AC/DC) to your circuit requirements. Ensure the fast-acting characteristic suits semiconductor protection. Consult the fuse's time-current curve and mounting style (bolt-on) for proper fit.

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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