MERSEN Semiconductor Fuse: A70QS Series, Fast-Acting, 80 A, 700 V AC
The MERSEN A70QS Series Semiconductor Fuse (MPN A70QS80-4) is a fast-acting bolt-on fuse rated for 80 A at 700 V AC and 700 V DC. This AC/DC voltage type fuse is designed for semiconductor protection in industrial…
SKU 3G-OTH-25473
Also listed as: A70QS804 · A70QS80 4
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The MERSEN A70QS Series Semiconductor Fuse (MPN A70QS80-4) is a fast-acting bolt-on fuse rated for 80 A at 700 V AC and 700 V DC. This AC/DC voltage type fuse is designed for semiconductor protection in industrial equipment.
Frequently Asked Questions
What is the MERSEN A70QS80-4 semiconductor fuse used for?
The MERSEN A70QS80-4 is a fast-acting bolt-on fuse used to protect semiconductor devices like diodes, thyristors, and IGBTs in industrial power supplies, drives, and converters. It safely interrupts overcurrents in AC/DC circuits up to 700 V.
What are the specifications of the MERSEN A70QS80-4 fuse?
The MERSEN A70QS80-4 is a 80 A, fast-acting bolt-on fuse rated for 700 V AC and 700 V DC. It belongs to the A70QS series and is designed for semiconductor protection. The voltage type is AC/DC, and the manufacturer part number is A70QS80-4.
Where to buy the MERSEN A70QS80-4 fuse worldwide?
3G Electric supplies the MERSEN A70QS80-4 fuse worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this fast-acting semiconductor fuse.
How to select the right MERSEN A70QS80-4 fuse for an application?
To select the MERSEN A70QS80-4, match the 80 A rating and 700 V AC/DC voltage to your circuit's operating current and voltage. Ensure the fast-acting characteristic suits your semiconductor's I²t withstand capability. Consult MERSEN's application guide for coordination with upstream protection.
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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.
