Littelfuse

Littelfuse FLQ-1/2 Time-Delay Midget Fuse 0.5A 500VAC 300VDC

SKU: CL5-Littelfuse-FLQ-1/2

$6.98

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Littelfuse

Littelfuse FLQ-1/2 Time-Delay Midget Fuse 0.5A 500VAC 300VDC

SKU: CL5-Littelfuse-FLQ-1/2

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$6.98

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PRODUCT DOCUMENTATION

Product Information

Technical specifications, features, applications and purchasing information.

Technical Specifications

Brand	Littelfuse
Model Number	FLQ-1/2
Product Category	Time-Delay Midget Fuse
Series	FLQ
Rated Current	0.5 A
Rated AC Voltage	500 VAC
Rated DC Voltage	300 VDC
AC Interrupting Rating	10 kA RMS symmetrical
DC Interrupting Rating	10 kA
Fuse Type	Time-Delay
Fuse Format	Midget, 10 x 38 mm
Dimensions	38.1 mm length x 10.31 mm diameter

Key Features

0.5A Current Rating

Provides a rated current of 0.5 A for circuits requiring the corresponding overcurrent protection rating.

500VAC Rating

The FLQ series is rated for AC voltages up to 500 VAC.

300VDC Rating

The series has a published DC voltage rating of 300 VDC.

Time-Delay Response

The time-delay characteristic accommodates temporary inrush currents in appropriately selected control circuits.

10 x 38 mm Format

The midget fuse format measures approximately 10.31 mm in diameter and 38.1 mm in length.

Supplemental Circuit Protection

The FLQ series is designed for supplemental protection of control power transformers, solenoids and circuits with high inrush currents.

Applications

Control power transformer protection
Solenoid circuit protection
Industrial control circuits
Circuits with high inrush currents
Small motor supplemental protection
Electrical control panels
Industrial instrumentation circuits
480 VAC system applications within specified ratings

Purchase Information

We support online purchase of the Littelfuse FLQ-1/2 Time-Delay Midget Fuse. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.

Frequently Asked Questions

What is Littelfuse FLQ-1/2?
FLQ-1/2 is a time-delay midget fuse from the Littelfuse FLQ series, rated at 0.5 A.

What is the rated current of FLQ-1/2?
The rated current is 0.5 A.

What is the AC voltage rating?
The FLQ series is rated for up to 500 VAC.

What is the DC voltage rating?
The documented DC voltage rating is 300 VDC.

What is the interrupting rating?
The published ratings are 10 kA RMS symmetrical for AC and 10 kA for DC.

Is FLQ-1/2 a time-delay fuse?
Yes. The FLQ series is identified as a time-delay fuse series.

What are the dimensions of FLQ-1/2?
The midget fuse format measures approximately 38.1 mm in length and 10.31 mm in diameter.

What applications is the FLQ series designed for?
The series provides supplemental protection for control power transformers, solenoids and circuits with high inrush currents. It also provides supplemental protection for small motors.

Can this fuse be considered for a 480 VAC circuit?
The manufacturer's documentation states that the UL and CSA 500 VAC ratings permit use on 480 VAC circuits, subject to applicable circuit requirements.

What should be checked before ordering FLQ-1/2?
Verify the complete part number, 0.5 A current rating, circuit voltage, interrupting requirements, time-delay characteristic and fuse-holder specifications.

Which fuse holders are listed for the FLQ series?
Littelfuse identifies the LPSM dead-front series and L60030M open-face series as compatible holder families. Verify the exact holder configuration and ratings before use.

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