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LITTELFUSE Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 700 A, 500 V AC - Very-Fast-Acting Bolt-On Fuses
LITTELFUSEVery-Fast-Acting Bolt-On Fuses

LITTELFUSE Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 700 A, 500 V AC

The LITTELFUSE L50QS Series is a very-fast-acting bolt-on semiconductor fuse, model L50QS700.X, rated for 700 A at 500 V AC and 500 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power…

SKU 3G-OTH-26109

Also listed as: L50QS700X · L50QS700 X · L50QS700-X

Brand
LITTELFUSE
Item
Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 700 A, 500 V AC
Category
Very-Fast-Acting Bolt-On Fuses
Available to Order
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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
L50QS700.X
Series
L50QS
Type
Very-Fast-Acting, 700 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, model L50QS700.X, rated for 700 A at 500 V AC and 500 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power electronic applications.

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 L50QS700.X fuse used for?

The LITTELFUSE L50QS700.X is a very-fast-acting bolt-on semiconductor fuse used for overcurrent protection in power electronic applications such as drives, inverters, and UPS systems. It handles 700 A at 500 V AC/DC, safeguarding sensitive components from short circuits.

What are the specifications of the L50QS700.X fuse?

The L50QS700.X is a LITTELFUSE L50QS Series very-fast-acting bolt-on fuse rated for 700 A at 500 V AC and 500 V DC. It has an AC/DC voltage type and is designed for semiconductor protection. The manufacturer part number is L50QS700.X.

Where to buy LITTELFUSE L50QS700.X fuses worldwide?

3G Electric supplies the LITTELFUSE L50QS700.X 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 L50QS Series fuse globally.

How to select the correct L50QS fuse for an application?

To select the correct L50QS fuse, match the continuous current rating (700 A for L50QS700.X) and voltage rating (500 V AC/DC) to your circuit. Ensure the very-fast-acting characteristic suits semiconductor protection. Consult LITTELFUSE application notes for coordination with upstream devices.

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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