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LITTELFUSE Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 50 A, 500 V AC - Very-Fast-Acting Bolt-On Fuses
LITTELFUSEVery-Fast-Acting Bolt-On Fuses

LITTELFUSE Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 50 A, 500 V AC

The LITTELFUSE L50QS Series is a very-fast-acting bolt-on semiconductor fuse rated at 50 A and 500 V AC/500 V DC. This fuse is designed to protect power electronic devices from overcurrent conditions.

SKU 3G-OTH-25136

Brand
LITTELFUSE
Item
Semiconductor Fuse: L50QS Series, Very-Fast-Acting, 50 A, 500 V AC
Category
Very-Fast-Acting Bolt-On Fuses
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
L50QS050.T
Series
L50QS
Type
Very-Fast-Acting, 50 A
AC
500 V
Voltage Type
AC/DC
DC DC Volt Rating
500 V
View Full Spec Sheet

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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 rated at 50 A and 500 V AC/500 V DC. This fuse is designed to protect power electronic devices from overcurrent conditions.

Frequently Asked Questions

What is the LITTELFUSE L50QS050.T semiconductor fuse used for?

The LITTELFUSE L50QS050.T is a very-fast-acting bolt-on fuse rated at 50 A and 500 V AC/500 V DC. It protects power electronic devices such as drives, inverters, and rectifiers from overcurrent conditions in industrial electrical systems.

What are the specifications of the L50QS050.T fuse?

The L50QS050.T is a LITTELFUSE L50QS Series very-fast-acting semiconductor fuse. It has a 50 A current rating, 500 V AC and 500 V DC voltage rating, and a bolt-on mounting style. It is designed for AC/DC circuits requiring rapid overcurrent protection.

Where to buy LITTELFUSE L50QS050.T fuses worldwide?

3G Electric supplies the LITTELFUSE L50QS050.T fuse to customers worldwide. We handle full logistics, customs clearance, and delivery for global orders. Contact us for pricing and lead time on this very-fast-acting 50 A, 500 V AC/DC semiconductor fuse.

How to select the correct L50QS series fuse for a circuit?

Select the L50QS fuse based on the circuit's continuous current (50 A for this model) and voltage rating (500 V AC/500 V DC). Ensure the fuse's very-fast-acting characteristic matches the inrush profile of your power electronic load. 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.

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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