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LITTELFUSE Semiconductor Fuse: L75QS Series, Very-Fast-Acting, 800 A, 750 V DC DC Volt Rating - Very-Fast-Acting Bolt-On Fuses
LITTELFUSEVery-Fast-Acting Bolt-On Fuses

LITTELFUSE Semiconductor Fuse: L75QS Series, Very-Fast-Acting, 800 A, 750 V DC DC Volt Rating

The LITTELFUSE L75QS Series is a very-fast-acting bolt-on semiconductor fuse, model L75QS800.X, rated for 800 A at 750 V DC. This DC-only fuse is non-indicating and designed for overcurrent protection in power…

SKU 3G-OTH-26215

Also listed as: L75QS800X · L75QS800 X · L75QS800-X

Brand
LITTELFUSE
Item
Semiconductor Fuse: L75QS Series, Very-Fast-Acting, 800 A, 750 V DC DC Volt Rating
Category
Very-Fast-Acting Bolt-On Fuses
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

LITTELFUSE
Manufacturer Part Number
L75QS800.X
Series
L75QS
Type
Very-Fast-Acting, 800 A, Non-Indicating
Voltage Type
DC Only
DC DC Volt Rating
750 V

Technical Documents

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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 L75QS800.X, rated for 800 A at 750 V DC. This DC-only fuse is non-indicating and designed for overcurrent protection in power electronic circuits.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the LITTELFUSE L75QS800.X semiconductor fuse used for?

The LITTELFUSE L75QS800.X is a very-fast-acting bolt-on fuse used for overcurrent protection in power electronic circuits such as drives, inverters, and DC power supplies. Its 800 A rating and 750 V DC voltage rating make it suitable for high-current DC applications where rapid fault clearing is critical.

What are the specifications of the L75QS800.X fuse?

The L75QS800.X is a LITTELFUSE L75QS Series very-fast-acting, non-indicating semiconductor fuse. It is rated for 800 A at 750 V DC, with a DC-only voltage type. The bolt-on design ensures secure mounting in power electronic equipment.

Where to buy the L75QS800.X fuse worldwide?

3G Electric supplies the LITTELFUSE L75QS800.X fuse worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this very-fast-acting semiconductor fuse to your facility. Contact us for pricing and lead time.

How to select a very-fast-acting fuse for DC applications?

Select a very-fast-acting fuse like the LITTELFUSE L75QS800.X by matching its voltage rating (750 V DC) and current rating (800 A) to your circuit requirements. Ensure the fuse's interrupting rating exceeds available fault current, and verify bolt-on mounting compatibility with your equipment.

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.

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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