MERSEN Semiconductor Fuse: A70QS Series, Fast-Acting, 125 A, 700 V AC
The MERSEN A70QS Series Semiconductor Fuse (MPN A70QS125-4K) is a fast-acting bolt-on fuse rated at 125 A and 700 V AC/700 V DC. This AC/DC voltage type fuse is designed for semiconductor protection in industrial…
SKU 3G-OTH-25724
Also listed as: A70QS1254K · A70QS125 4K
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The MERSEN A70QS Series Semiconductor Fuse (MPN A70QS125-4K) is a fast-acting bolt-on fuse rated at 125 A and 700 V AC/700 V DC. This AC/DC voltage type fuse is designed for semiconductor protection in industrial equipment.
Frequently Asked Questions
What is the MERSEN A70QS125-4K semiconductor fuse used for?
The MERSEN A70QS125-4K is a fast-acting bolt-on fuse rated at 125 A and 700 V AC/700 V DC. It protects semiconductor devices like diodes and thyristors in industrial drives, power supplies, and converters from overcurrent faults.
What are the specifications of the MERSEN A70QS125-4K fuse?
The MERSEN A70QS125-4K is a fast-acting, 125 A fuse from the A70QS series. It has a voltage rating of 700 V AC and 700 V DC, making it suitable for AC/DC circuits. The bolt-on design ensures secure mounting in industrial equipment.
Where to buy the MERSEN A70QS125-4K fuse worldwide?
3G Electric supplies the MERSEN A70QS125-4K semiconductor fuse worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time.
How to select the right MERSEN A70QS series fuse for my application?
To select the correct MERSEN A70QS fuse, match the voltage rating (700 V AC/DC) and current rating (125 A for this model) to your circuit. Ensure the fast-acting characteristic aligns with your semiconductor's surge withstand. Consult the manufacturer's data sheet for I²t values.
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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.
