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LITTELFUSE L50QS350.V Very-Fast-Acting Bolt-On Fuse, 350 A, 500 V AC/DC - Very-Fast-Acting Bolt-On Fuses
LITTELFUSEVery-Fast-Acting Bolt-On Fuses

LITTELFUSE L50QS350.V Very-Fast-Acting Bolt-On Fuse, 350 A, 500 V AC/DC

The LITTELFUSE L50QS Series is a very-fast-acting bolt-on semiconductor fuse, model L50QS350.V, rated for 350 A at 500 V AC and 500 V DC. This fuse provides overcurrent protection for power electronic circuits, with…

SKU 3G-OTH-25678

Also listed as: L50QS350V · L50QS350 V · L50QS350-V

Brand
LITTELFUSE
Item
L50QS350.V Very-Fast-Acting Bolt-On Fuse, 350 A, 500 V AC/DC
Part Number
L50QS350.V
Category
Very-Fast-Acting Bolt-On Fuses
Available to Order
Also known as:L50QS350.VLITTELFUSE
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
L50QS350.V
Series
L50QS
Type
Very-Fast-Acting, 350 A
AC
500 V
Voltage Type
AC/DC
DC DC Volt Rating
500 V

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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE L50QS Series is a very-fast-acting bolt-on semiconductor fuse, model L50QS350.V, rated for 350 A at 500 V AC and 500 V DC. This fuse provides overcurrent protection for power electronic circuits, with a compact bolt-on design for secure installation.

Frequently Asked Questions

What is the LITTELFUSE L50QS350.V fuse used for?

The LITTELFUSE L50QS350.V is a very-fast-acting bolt-on semiconductor fuse used for overcurrent protection in power electronic circuits, such as inverters, drives, and UPS systems. Its 350 A rating at 500 V AC/DC makes it suitable for high-power industrial equipment requiring rapid fault clearing.

What are the specifications of the L50QS350.V fuse?

The L50QS350.V is a LITTELFUSE L50QS series very-fast-acting bolt-on fuse rated for 350 A at 500 V AC and 500 V DC. It features a compact bolt-on design for secure installation and is designed for overcurrent protection in power electronics. The voltage type is AC/DC.

Where to buy LITTELFUSE L50QS350.V worldwide?

3G Electric supplies the LITTELFUSE L50QS350.V fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this very-fast-acting semiconductor fuse to any country.

How to select the correct L50QS fuse for my application?

To select the correct L50QS fuse, match the voltage rating (500 V AC/DC) and current rating (350 A for this model) to your circuit requirements. Ensure the very-fast-acting characteristic suits your semiconductor protection needs. Consult the LITTELFUSE datasheet for mounting and derating guidelines. 3G Electric can assist with selection.

Used in

Common applications for LITTELFUSE
Industrial drives — Littelfuse PSR series semiconductor fuses for overcurrent protection of variable-frequency drives and DC bus circuits.
Branch circuit protection — Littelfuse CCMR series time-delay fuses in control panels and distribution boards.
Compact equipment — Littelfuse SLC series Class G fuses in rejection-style holders for space-constrained branch circuits.
Main service entrance — Littelfuse KLPC series Class L bolt-on fuses for high-current industrial power distribution.
Motor circuits — Littelfuse FLSR series Class RK5 time-delay fuses for motor branch circuits and transformers.
Power supplies — Littelfuse 473 series axial-lead time-delay fuses for solder-in protection in power supplies and instrumentation.
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LITTELFUSE Products

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.

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LITTELFUSE
Very-fast-acting bolt-on fuse rated 400 A at 500 V AC and 500 V DC. Designed for overcurrent protection in power electronic circuits such as drives, inverters, and rectifiers. Bolt-on mounting ensures secure installation

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