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LITTELFUSE L50QS Series Very-Fast-Acting Bolt-On Fuse, 275 A, 500 V AC/DC - Very-Fast-Acting Bolt-On Fuses
LITTELFUSEVery-Fast-Acting Bolt-On Fuses

LITTELFUSE L50QS Series Very-Fast-Acting Bolt-On Fuse, 275 A, 500 V AC/DC

The LITTELFUSE L50QS Series is a very-fast-acting bolt-on semiconductor fuse designed for AC/DC applications. This model (MPN L50QS275.V) is rated for 275 A at 500 V AC and 500 V DC, providing overcurrent protection…

SKU 3G-OTH-25398

Also listed as: L50QS275V · L50QS275 V · L50QS275-V

Brand
LITTELFUSE
Item
L50QS Series Very-Fast-Acting Bolt-On Fuse, 275 A, 500 V AC/DC
Part Number
L50QS275.V
Category
Very-Fast-Acting Bolt-On Fuses
Available to Order
Also known as:L50QS275.VLITTELFUSE
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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
L50QS275.V
Series
L50QS
Type
Very-Fast-Acting, 275 A
AC
500 V
Voltage Type
AC/DC
DC DC Volt Rating
500 V

Technical Documents

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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 designed for AC/DC applications. This model (MPN L50QS275.V) is rated for 275 A at 500 V AC and 500 V DC, providing overcurrent protection for 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 L50QS275.V semiconductor fuse used for?

The LITTELFUSE L50QS275.V is a very-fast-acting bolt-on fuse used to protect power electronic circuits, such as variable frequency drives, UPS systems, and rectifiers, from overcurrent faults. Its 275 A rating at 500 V AC/DC makes it suitable for industrial equipment requiring rapid clearing of short circuits.

What are the specifications of the L50QS275.V fuse?

The L50QS275.V is a LITTELFUSE L50QS Series very-fast-acting bolt-on fuse. It is rated for 275 A at 500 V AC and 500 V DC, with AC/DC voltage type. The manufacturer part number is L50QS275.V, and it is designed for overcurrent protection in semiconductor applications.

Where to buy the LITTELFUSE L50QS275.V fuse worldwide?

3G Electric supplies the LITTELFUSE L50QS275.V fuse worldwide. As a global industrial 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 series fuse for my application?

To select the correct L50QS fuse, match the voltage rating (500 V AC/DC) and current rating (e.g., 275 A for the L50QS275.V) to your circuit's requirements. Ensure the fuse's very-fast-acting characteristic aligns with the inrush current of your semiconductor device. Consult LITTELFUSE application notes for coordination.

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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