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LITTELFUSE L75QS350.X Very-Fast-Acting Bolt-On Fuse - Very-Fast-Acting Bolt-On Fuses
LITTELFUSEVery-Fast-Acting Bolt-On Fuses

LITTELFUSE L75QS350.X Very-Fast-Acting Bolt-On Fuse

The LITTELFUSE L75QS Series is a very-fast-acting bolt-on semiconductor fuse, model L75QS350.X, rated for 350 A at 750 V DC. This DC-only fuse is designed for overcurrent protection in power electronic circuits. It…

SKU 3G-OTH-26069

Also listed as: L75QS350X · L75QS350 X · L75QS350-X

Brand
LITTELFUSE
Item
L75QS350.X Very-Fast-Acting Bolt-On Fuse
Part Number
L75QS350.X
Category
Very-Fast-Acting Bolt-On Fuses
Available to Order
Also known as:L75QS350.XLITTELFUSE
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LITTELFUSE
Manufacturer Part Number
L75QS350.X
Series
L75QS
Type
Very-Fast-Acting, 350 A, Non-Indicating
Voltage Type
DC Only
DC DC Volt Rating
750 V

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

Product Description

The LITTELFUSE L75QS Series is a very-fast-acting bolt-on semiconductor fuse, model L75QS350.X, rated for 350 A at 750 V DC. This DC-only fuse is designed for overcurrent protection in power electronic circuits. It is a non-indicating fuse from the L75QS series.

Frequently Asked Questions

What is the LITTELFUSE L75QS350.X fuse used for?

The LITTELFUSE L75QS350.X is a very-fast-acting bolt-on semiconductor fuse used for overcurrent protection in power electronic circuits. It is rated for 350 A at 750 V DC, making it suitable for DC-only applications such as inverters, drives, and UPS systems.

What are the specifications of the L75QS350.X fuse?

The L75QS350.X is a LITTELFUSE L75QS series very-fast-acting bolt-on fuse. It has a DC-only voltage rating of 750 V DC and a current rating of 350 A. It is non-indicating and designed for overcurrent protection in semiconductor circuits.

Where to buy the L75QS350.X fuse worldwide?

You can source the L75QS350.X fuse from 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.

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) and current rating (e.g., 350 A) to your circuit requirements. Ensure the fuse is very-fast-acting for semiconductor protection. Consult the LITTELFUSE datasheet for mounting and coordination details.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.
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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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