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MERSEN Semiconductor Fuse: A15QS Series, Fast-Acting, 800 A, 150 V AC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN Semiconductor Fuse: A15QS Series, Fast-Acting, 800 A, 150 V AC

The MERSEN A15QS Series Semiconductor Fuse (MPN A15QS800-4) is a fast-acting bolt-on fuse rated at 800 A, 150 V AC, and 150 V DC. This AC/DC voltage-type fuse is designed for semiconductor protection applications.

SKU 3G-OTH-26454

Brand
MERSEN
Item
Semiconductor Fuse: A15QS Series, Fast-Acting, 800 A, 150 V AC
Category
Fast-Acting Bolt-On Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A15QS800-4
Series
A15QS
Type
Fast-Acting, 800 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 A15QS800-4) is a fast-acting bolt-on fuse rated at 800 A, 150 V AC, and 150 V DC. This AC/DC voltage-type fuse is designed for semiconductor protection applications.

Frequently Asked Questions

What is the MERSEN A15QS800-4 semiconductor fuse used for?

The MERSEN A15QS800-4 is a fast-acting bolt-on fuse rated at 800 A, 150 V AC, and 150 V DC. It protects semiconductor devices like diodes, thyristors, and IGBTs from overcurrents in power electronics, drives, and UPS systems across industrial applications.

What are the specifications of the MERSEN A15QS800-4 fuse?

The MERSEN A15QS800-4 is a fast-acting bolt-on fuse from the A15QS series. It is rated at 800 A, 150 V AC, and 150 V DC. The voltage type is AC/DC, and the manufacturer part number is A15QS800-4. It is designed for semiconductor protection.

Where to buy the MERSEN A15QS800-4 fuse worldwide?

3G Electric supplies the MERSEN A15QS800-4 semiconductor fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this fast-acting bolt-on fuse rated at 800 A, 150 V AC/DC.

How to select the right MERSEN A15QS series fuse for semiconductor protection?

Select the MERSEN A15QS fuse based on the semiconductor's rated current and voltage. For the A15QS800-4, match the 800 A rating and 150 V AC/DC system voltage. Ensure the fuse's fast-acting characteristic clears faults quickly to protect sensitive power electronics.

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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