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LITTELFUSE Fuse: FLQ Series, Midget, Time-Delay, 400 mA, 500 V AC, 300 V DC - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE Fuse: FLQ Series, Midget, Time-Delay, 400 mA, 500 V AC, 300 V DC

The LITTELFUSE FLQ Series is a time-delay cylindrical fuse, specifically the FLQ.400 model. This midget fuse is rated at 400 mA, 500 V AC, and 300 V DC, with dimensions of 13/32 in x 1 1/2 in.

SKU 3G-OTH-25915

Also listed as: FLQ400 · FLQ 400 · FLQ-400

Brand
LITTELFUSE
Item
Fuse: FLQ Series, Midget, Time-Delay, 400 mA, 500 V AC, 300 V DC
Category
Time-Delay Cylindrical Fuses
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LITTELFUSE
Manufacturer Part Number
FLQ.400
Series
FLQ
Type
Midget, Time-Delay, 400 mA, 13/32 in x 1 1/2 in
AC
500 V
DC
300 V

Technical Documents

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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE FLQ Series is a time-delay cylindrical fuse, specifically the FLQ.400 model. This midget fuse is rated at 400 mA, 500 V AC, and 300 V DC, with dimensions of 13/32 in x 1 1/2 in.

Frequently Asked Questions

What is the LITTELFUSE FLQ.400 fuse used for?

The LITTELFUSE FLQ.400 is a time-delay midget fuse used for overcurrent protection in industrial control panels, motor circuits, and lighting systems. Its 400 mA rating and 500 V AC / 300 V DC capability make it suitable for sensitive equipment requiring delayed blow characteristics to handle inrush currents.

What are the specifications of the LITTELFUSE FLQ.400?

The LITTELFUSE FLQ.400 is a FLQ Series time-delay midget fuse rated at 400 mA, 500 V AC, and 300 V DC. It has a 13/32 in x 1 1/2 in body size. The manufacturer part number is FLQ.400. This fuse is designed for overcurrent protection in industrial applications.

Where to buy the LITTELFUSE FLQ.400 worldwide?

3G Electric supplies the LITTELFUSE FLQ.400 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source genuine LITTELFUSE components for industrial maintenance and production needs.

How to select the correct LITTELFUSE FLQ.400 replacement?

To select the correct replacement, verify the voltage rating (500 V AC / 300 V DC), current rating (400 mA), and physical dimensions (13/32 in x 1 1/2 in). Ensure the fuse is a time-delay type for circuits with inrush currents. Always match the LITTELFUSE FLQ Series part number FLQ.400 for proper fit and protection.

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 time-delay cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
LITTELFUSE Fuse: FLQ Series, Midget, Time-Delay, 300 mA, 500 V AC, 300 V DC, 13/32 in x 1 1/2 in (MPN FLQ.300)
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LITTELFUSE Fuse: FLQ Series, Midget, Time-Delay, 1.12 A, 500 V AC, 300 V DC, 13/32 in x 1 1/2 in (MPN FLQ1.12)
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LITTELFUSE FUSE 500V TIME DELAY MIDGET 3.5A: FLQ Series, Midget, Time-Delay, 3.5 A, 500 V AC (MPN FLQ03.5)
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