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MERSEN Semiconductor Fuse: A50P Series, Fast-Acting, 250 A, 500 V AC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN Semiconductor Fuse: A50P Series, Fast-Acting, 250 A, 500 V AC

The MERSEN A50P Series Semiconductor Fuse (MPN A50QS250-4) is a fast-acting bolt-on fuse rated at 250 A, 500 V AC, and 500 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power electronic…

SKU 3G-OTH-25990

Also listed as: A50QS2504 · A50QS250 4

Brand
MERSEN
Item
Semiconductor Fuse: A50P Series, Fast-Acting, 250 A, 500 V AC
Category
Fast-Acting Bolt-On Fuses
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
A50QS250-4
Series
A50P
Type
Fast-Acting, 250 A
AC
500 V
Voltage Type
AC/DC
DC DC Volt Rating
500 V

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

Product Description

The MERSEN A50P Series Semiconductor Fuse (MPN A50QS250-4) is a fast-acting bolt-on fuse rated at 250 A, 500 V AC, and 500 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power electronic circuits.

Frequently Asked Questions

What is the MERSEN A50QS250-4 semiconductor fuse used for?

The MERSEN A50QS250-4 is a fast-acting bolt-on fuse rated at 250 A, 500 V AC, and 500 V DC. It protects power electronic circuits like drives, inverters, and UPS systems from overcurrent faults, ensuring equipment safety in industrial applications.

What are the specifications of the MERSEN A50P Series fuse?

The MERSEN A50P Series fuse (MPN A50QS250-4) is fast-acting with a 250 A rating, 500 V AC, and 500 V DC. It is a bolt-on type for AC/DC voltage systems, designed for overcurrent protection in semiconductor circuits.

Where to buy MERSEN A50QS250-4 worldwide?

3G Electric supplies the MERSEN A50QS250-4 semiconductor fuse worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this fast-acting bolt-on fuse to your facility, wherever it is located.

How to select the right MERSEN A50P fuse for my application?

Select the MERSEN A50P fuse based on your circuit's voltage (AC/DC), continuous current rating (250 A), and fault current requirements. Ensure the fast-acting characteristic matches your semiconductor protection needs. Consult 3G Electric for application guidance.

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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