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LITTELFUSE Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 200 A, 500 V AC - Very-Fast-Acting Bolt-On Fuses
LITTELFUSEVery-Fast-Acting Bolt-On Fuses

LITTELFUSE Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 200 A, 500 V AC

The LITTELFUSE L50QS Series is a very-fast-acting bolt-on semiconductor fuse, model L50QS200.V, rated for 200 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-25763

Also listed as: L50QS200V · L50QS200 V · L50QS200-V

Brand
LITTELFUSE
Item
Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 200 A, 500 V AC
Category
Very-Fast-Acting Bolt-On Fuses
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

LITTELFUSE
Manufacturer Part Number
L50QS200.V
Series
L50QS
Type
Very-Fast-Acting, 200 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 L50QS200.V, rated for 200 A at 500 V AC and 500 V DC. This AC/DC voltage-type fuse is designed for overcurrent protection in power electronic circuits.

Frequently Asked Questions

What is the LITTELFUSE L50QS200.V fuse used for?

The LITTELFUSE L50QS200.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. It handles 200 A at 500 V AC or DC, safeguarding sensitive components from short circuits and overloads.

What are the specifications of the L50QS200.V fuse?

The L50QS200.V is a LITTELFUSE L50QS Series very-fast-acting bolt-on fuse. It is rated for 200 A at 500 V AC and 500 V DC, with an AC/DC voltage type. The manufacturer part number is L50QS200.V, and it is designed for semiconductor protection in high-power applications.

Where to buy the LITTELFUSE L50QS200.V fuse worldwide?

You can source the LITTELFUSE L50QS200.V fuse worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine LITTELFUSE components for power electronics.

How to select the correct L50QS series fuse for my application?

To select the correct L50QS fuse, match the continuous current rating (e.g., 200 A) to your circuit's load, and ensure the voltage rating (500 V AC/DC) exceeds your system voltage. Consider the very-fast-acting characteristic for 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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