LITTELFUSE Semiconductor Fuse: L75QS Series, Very-Fast-Acting, 300 A, 750 V DC DC Volt Rating
The LITTELFUSE L75QS Series is a very-fast-acting bolt-on semiconductor fuse, model L75QS300.X, rated at 300 A and 750 V DC. This non-indicating fuse is designed for DC-only applications, providing overcurrent…
SKU 3G-OTH-25850
Also listed as: L75QS300X · L75QS300 X · L75QS300-X
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 LITTELFUSE L75QS Series is a very-fast-acting bolt-on semiconductor fuse, model L75QS300.X, rated at 300 A and 750 V DC. This non-indicating fuse is designed for DC-only applications, providing overcurrent protection for power electronic circuits.
Frequently Asked Questions
What is the LITTELFUSE L75QS300.X fuse used for?
The LITTELFUSE L75QS300.X is a very-fast-acting bolt-on semiconductor fuse used for overcurrent protection in DC power electronic circuits. It is commonly applied in inverters, DC drives, and battery systems where rapid fault clearing is critical to protect sensitive components.
What are the specifications of the L75QS300.X fuse?
The L75QS300.X is a 300 A, 750 V DC rated fuse from the L75QS Series by LITTELFUSE. It is a non-indicating, very-fast-acting bolt-on design intended for DC-only applications. The fuse provides reliable overcurrent protection for power electronics without visual indication of operation.
Where to buy the L75QS300.X fuse worldwide?
3G Electric supplies the L75QS300.X fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this LITTELFUSE semiconductor fuse for your DC protection needs.
How to select the correct L75QS series fuse for a DC circuit?
To select the correct L75QS fuse, match the DC voltage rating (750 V DC for this series) and ensure the continuous current rating (300 A for the L75QS300.X) exceeds your circuit's normal operating current. Consider the very-fast-acting characteristic for sensitive semiconductor protection. Consult LITTELFUSE application notes for coordination.
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3G Electric supplies LITTELFUSE very-fast-acting bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
