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MERSEN A30QS80-4 Fast-Acting Bolt-On Fuse, 80 A, 300 V AC/DC - Fast-Acting Bolt-On Fuses
MERSENFast-Acting Bolt-On Fuses

MERSEN A30QS80-4 Fast-Acting Bolt-On Fuse, 80 A, 300 V AC/DC

The MERSEN A30QS80-4 is a fast-acting bolt-on fuse from the A30QS Series, rated at 80 A and 300 V AC/300 V DC. This semiconductor fuse is designed for overcurrent protection in power electronic circuits.

SKU 3G-OTH-25399

Also listed as: A30QS804 · A30QS80 4

Brand
MERSEN
Item
A30QS80-4 Fast-Acting Bolt-On Fuse, 80 A, 300 V AC/DC
Part Number
A30QS80-4
Category
Fast-Acting Bolt-On Fuses
Available to Order
Also known as:A30QS80-4MERSEN
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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
A30QS80-4
Series
A30QS
Type
Fast-Acting, 80 A
AC
300 V
Voltage Type
AC/DC
DC DC Volt Rating
300 V

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

Product Description

The MERSEN A30QS80-4 is a fast-acting bolt-on fuse from the A30QS Series, rated at 80 A and 300 V AC/300 V DC. This semiconductor 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 A30QS80-4 semiconductor fuse used for?

The MERSEN A30QS80-4 is a fast-acting bolt-on fuse used for overcurrent protection in power electronic circuits, such as variable frequency drives, rectifiers, and UPS systems. Its 80 A rating and 300 V AC/300 V DC capability make it suitable for industrial equipment requiring reliable semiconductor protection.

What are the specifications of the MERSEN A30QS80-4 fuse?

The MERSEN A30QS80-4 is a fast-acting bolt-on fuse from the A30QS Series, rated at 80 A with a voltage rating of 300 V AC and 300 V DC. It is designed for semiconductor protection in power electronics. The manufacturer part number is A30QS80-4.

Where to buy the MERSEN A30QS80-4 fuse worldwide?

3G Electric supplies the MERSEN A30QS80-4 fuse worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this fast-acting semiconductor fuse to your facility. Contact us for pricing and lead time on this 80 A, 300 V AC/DC component.

How to select the correct MERSEN A30QS80-4 fuse for a circuit?

To select the MERSEN A30QS80-4, verify the circuit's continuous current does not exceed 80 A and the system voltage is within 300 V AC or 300 V DC. Ensure the fuse's fast-acting characteristic matches the semiconductor's surge withstand. Always consult the manufacturer's application guide for coordination with upstream protection.

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.
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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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