MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 4 kA, 600 V AC
The MERSEN A4BQ4000 is a Class L, time-delay bolt-on fuse from the A4BQ Series. It is rated for 4 kA at 600 V AC and 500 V DC.
SKU 3G-OTH-26682
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 A4BQ4000 is a Class L, time-delay bolt-on fuse from the A4BQ Series. It is rated for 4 kA at 600 V AC and 500 V DC.
Frequently Asked Questions
What is the MERSEN A4BQ4000 fuse used for?
The MERSEN A4BQ4000 is a Class L, time-delay bolt-on fuse used for overcurrent protection in industrial power distribution, motor control centers, and switchgear. Its 4 kA rating at 600 V AC and 500 V DC makes it suitable for high-fault-current applications requiring reliable, delayed response to inrush currents.
What are the specifications of the MERSEN A4BQ4000 fuse?
The MERSEN A4BQ4000 is a Class L, time-delay bolt-on fuse from the A4BQ Series. It is rated for 4 kA at 600 V AC and 500 V DC. The bolt-on body design ensures secure mounting in fuse holders. The manufacturer part number is A4BQ4000.
Where to buy the MERSEN A4BQ4000 fuse worldwide?
You can source the MERSEN A4BQ4000 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 A4BQ Series fuses to industrial buyers globally.
How to select the correct MERSEN A4BQ4000 fuse for an application?
To select the MERSEN A4BQ4000, verify your system voltage (600 V AC or 500 V DC max) and available fault current (up to 4 kA). Ensure the bolt-on body matches your fuse holder. The time-delay characteristic is ideal for motor or transformer circuits with high inrush. Always consult the MERSEN A4BQ Series datasheet for coordination and ampacity limits.
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3G Electric supplies MERSEN time-delay bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
