MERSEN Semiconductor Fuse: A70QS Series, Fast-Acting, 175 A, 700 V AC
The MERSEN A70QS Series Semiconductor Fuse is a fast-acting bolt-on fuse designed for AC/DC applications. This model, part number A70QS175-4, is rated for 175 A at 700 V AC and 700 V DC.
SKU 3G-OTH-25861
Also listed as: A70QS1754 · A70QS175 4
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 is a fast-acting bolt-on fuse designed for AC/DC applications. This model, part number A70QS175-4, is rated for 175 A at 700 V AC and 700 V DC.
Frequently Asked Questions
What is the MERSEN A70QS175-4 semiconductor fuse used for?
The MERSEN A70QS175-4 is a fast-acting bolt-on fuse used to protect power semiconductors, such as diodes and thyristors, in AC/DC circuits up to 700 V. It is common in variable-frequency drives, UPS systems, and industrial power supplies where rapid overcurrent interruption is critical.
What are the specifications of the MERSEN A70QS175-4 fuse?
The MERSEN A70QS175-4 is a 175 A, fast-acting semiconductor fuse rated for 700 V AC and 700 V DC. It belongs to the A70QS series and features a bolt-on mounting style. The manufacturer part number is A70QS175-4, and it is designed for AC/DC voltage applications.
Where to buy the MERSEN A70QS175-4 fuse worldwide?
3G Electric supplies the MERSEN A70QS175-4 semiconductor fuse to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this fast-acting bolt-on fuse.
How to select the correct MERSEN A70QS series fuse for my application?
To select the correct MERSEN A70QS series fuse, match the voltage rating (700 V AC/DC) and current rating (175 A for the A70QS175-4) to your circuit requirements. Ensure the fuse is fast-acting for semiconductor protection. Consult the manufacturer's data sheet for I²t values and mounting dimensions.
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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.
