MERSEN Semiconductor Fuse: A70QS Series, Fast-Acting, 500 A, 700 V AC, 700 V DC DC Volt Rating
The MERSEN A70QS Series Semiconductor Fuse is a fast-acting bolt-on fuse designed for AC/DC applications. This model, part number A70QS500-4IL, is rated for 500 A and 700 V AC/700 V DC, featuring an indicating…
SKU 3G-OTH-26321
Also listed as: A70QS5004IL · A70QS500 4IL
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 is a fast-acting bolt-on fuse designed for AC/DC applications. This model, part number A70QS500-4IL, is rated for 500 A and 700 V AC/700 V DC, featuring an indicating function. It provides overcurrent protection for power electronic circuits.
Frequently Asked Questions
What is the MERSEN A70QS500-4IL semiconductor fuse used for?
The MERSEN A70QS500-4IL 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 700 V AC/DC rating and 500 A capacity make it suitable for industrial equipment requiring reliable short-circuit protection.
What are the specifications of the MERSEN A70QS500-4IL fuse?
The MERSEN A70QS500-4IL is a 500 A, 700 V AC/700 V DC fast-acting semiconductor fuse from the A70QS series. It features a bolt-on design with an indicating function for visual blown-fuse detection. The voltage type is AC/DC, and the manufacturer part number is A70QS500-4IL.
Where to buy the MERSEN A70QS500-4IL fuse worldwide?
You can source the MERSEN A70QS500-4IL fuse through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine MERSEN components for power protection applications.
How to select the correct MERSEN A70QS series fuse for an application?
To select the correct MERSEN A70QS fuse, match the voltage rating (700 V AC/DC) and current rating (e.g., 500 A for the A70QS500-4IL) to your circuit's requirements. Consider the fast-acting characteristic for semiconductor protection and the indicating feature for easy maintenance. Consult the manufacturer's data sheet for coordination details.
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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.
