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MERSEN Semiconductor Fuse: A70Q Series, Fast-Acting, 80 A, 700 V AC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN Semiconductor Fuse: A70Q Series, Fast-Acting, 80 A, 700 V AC

The MERSEN A70Q Series Semiconductor Fuse (MPN A70Q80-4) is a fast-acting bolt-on fuse rated at 80 A, 700 V AC, and 650 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power electronic…

SKU 3G-OTH-25462

Also listed as: A70Q804 · A70Q80 4

Brand
MERSEN
Item
Semiconductor Fuse: A70Q Series, Fast-Acting, 80 A, 700 V AC
Category
Fast-Acting Bolt-On Fuses
Available to Order
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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
A70Q80-4
Series
A70Q
Type
Fast-Acting, 80 A
AC
700 V
Voltage Type
AC/DC
DC DC Volt Rating
650 V

Technical Documents

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

Product Description

The MERSEN A70Q Series Semiconductor Fuse (MPN A70Q80-4) is a fast-acting bolt-on fuse rated at 80 A, 700 V AC, and 650 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power electronic circuits.

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 A70Q80-4 semiconductor fuse used for?

The MERSEN A70Q80-4 is a fast-acting bolt-on fuse designed for overcurrent protection in power electronic circuits. It is commonly used in variable frequency drives, UPS systems, and other AC/DC equipment where rapid clearing of fault currents is required to protect sensitive semiconductor components.

What are the specifications of the MERSEN A70Q80-4 fuse?

The MERSEN A70Q80-4 is a 80 A, 700 V AC, 650 V DC fast-acting bolt-on fuse from the A70Q series. It supports both AC and DC voltage types and is designed for overcurrent protection in power electronics. The manufacturer part number is A70Q80-4.

Where to buy the MERSEN A70Q80-4 fuse worldwide?

3G Electric supplies the MERSEN A70Q80-4 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this fuse to any country.

How to select the correct MERSEN A70Q80-4 fuse for my application?

To select the correct MERSEN A70Q80-4 fuse, verify your circuit's voltage (700 V AC or 650 V DC max) and continuous current (80 A). Ensure the fuse's fast-acting characteristic matches your semiconductor's I²t requirements. Always consult the manufacturer's data sheet for coordination with your specific power electronic equipment.

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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