MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 1.9 kA, 600 V AC
The MERSEN A4BQ1900 is a Class L time-delay bolt-on fuse from the A4BQ Series. It is rated for 1.9 kA at 600 V AC and 500 V DC, providing overcurrent protection in industrial circuits.
SKU 3G-OTH-26213
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 A4BQ1900 is a Class L time-delay bolt-on fuse from the A4BQ Series. It is rated for 1.9 kA at 600 V AC and 500 V DC, providing overcurrent protection in industrial circuits.
Frequently Asked Questions
What is the MERSEN A4BQ1900 fuse used for?
The MERSEN A4BQ1900 is a Class L time-delay bolt-on fuse used for overcurrent protection in industrial power distribution, motor control centers, and switchgear. Its 1.9 kA rating at 600 V AC or 500 V DC makes it suitable for high-current circuits requiring reliable fault isolation.
What are the specifications of the MERSEN A4BQ1900?
The MERSEN A4BQ1900 is a Class L time-delay bolt-on fuse from the A4BQ Series. It is rated for 1.9 kA at 600 V AC and 500 V DC. The bolt-on body design ensures secure mounting in fuse holders. MERSEN is the OEM brand for this industrial fuse.
Where to buy the MERSEN A4BQ1900 worldwide?
3G Electric supplies the MERSEN A4BQ1900 fuse worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Class L time-delay fuse.
How to select the correct MERSEN A4BQ1900 fuse for an application?
Select the MERSEN A4BQ1900 by verifying your circuit's voltage (600 V AC or 500 V DC max) and continuous current (1.9 kA). Ensure the fuse holder accepts Class L bolt-on bodies. For time-delay applications like motor starting, confirm the inrush duration does not exceed the fuse's time-current curve.
Used in
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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.
