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MERSEN Semiconductor Fuse: A15QS Series, Fast-Acting, 250 A, 150 V AC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN Semiconductor Fuse: A15QS Series, Fast-Acting, 250 A, 150 V AC

The MERSEN A15QS Series is a fast-acting bolt-on semiconductor fuse, model A15QS250-4. It is rated for 250 A at 150 V AC and 150 V DC, with an AC/DC voltage type.

SKU 3G-OTH-25976

Also listed as: A15QS2504 · A15QS250 4

Brand
MERSEN
Item
Semiconductor Fuse: A15QS Series, Fast-Acting, 250 A, 150 V AC
Category
Fast-Acting Bolt-On Fuses
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MERSEN
Manufacturer Part Number
A15QS250-4
Series
A15QS
Type
Fast-Acting, 250 A
AC
150 V
Voltage Type
AC/DC
DC DC Volt Rating
150 V

Technical Documents

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

Product Description

The MERSEN A15QS Series is a fast-acting bolt-on semiconductor fuse, model A15QS250-4. It is rated for 250 A at 150 V AC and 150 V DC, with an AC/DC voltage type.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MERSEN A15QS250-4 semiconductor fuse used for?

The MERSEN A15QS250-4 is a fast-acting bolt-on fuse designed to protect power semiconductors such as diodes, thyristors, and IGBTs in AC/DC circuits. It is commonly used in industrial drives, power supplies, and UPS systems where precise overcurrent protection is critical.

What are the specifications of the MERSEN A15QS250-4 fuse?

The MERSEN A15QS250-4 is a 250 A, fast-acting semiconductor fuse from the A15QS Series. It has a voltage rating of 150 V AC and 150 V DC, with an AC/DC voltage type. The fuse features a bolt-on mounting style and is manufactured by MERSEN under part number A15QS250-4.

Where to buy the MERSEN A15QS250-4 fuse worldwide?

You can source the MERSEN A15QS250-4 fuse through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine MERSEN components for industrial applications.

How to select the correct MERSEN A15QS250-4 fuse for an application?

To select the correct MERSEN A15QS250-4 fuse, verify that your circuit's continuous current does not exceed 250 A and that the system voltage is within 150 V AC or 150 V DC. Ensure the bolt-on mounting matches your fuse holder. Always consult the manufacturer's data sheet for I²t and clearing time 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 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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