MERSEN FUSE 500V 6-1/4A TD MIDGET FUSE ATQ6-1/4

MERSEN FUSE 500V 6-1/4A TD MIDGET FUSE ATQ6-1/4

Why Choose the MERSEN FUSE 500V 6-1/4A TD MIDGET FUSE ATQ6-1/4?

SKU: ATQ6-1/4Alt SKU: ATQ6-14MPN: ATQ6-1/4
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List Price £14.29 ex VAT
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Why Choose the Mersen ATQ6-1/4 Time-Delay Fuse?

The Mersen ATQ6-1/4 is a premium time-delay midget cartridge fuse designed to provide dependable supplemental overcurrent protection for industrial control circuits and electrical equipment. As part of the proven Mersen ATQ series, it is engineered to withstand temporary inrush currents while protecting connected equipment against sustained overloads and short-circuit faults.

With a rated current of 6.25 A and a maximum voltage rating of 500 V AC, the ATQ6-1/4 is ideal for protecting control transformers, motors, solenoids, relays and lighting circuits commonly found in industrial machinery and automation systems. Its time-delay characteristic helps minimise nuisance fuse operation during equipment start-up while maintaining reliable circuit protection.

Manufactured in the standard 10 × 38 mm midget cartridge format, the ATQ6-1/4 fits compatible fuse holders and disconnect switches with ease. Its compact construction and robust performance make it suitable for industrial control panels, OEM machinery and commercial electrical installations.

Key Advantages

  • Reliable time-delay fuse protection for circuits with temporary inrush currents.
  • 6.25 A current rating for dependable supplemental circuit protection.
  • 500 V AC voltage rating suitable for industrial electrical systems.
  • Standard 10 × 38 mm midget cartridge design.
  • Helps reduce nuisance fuse operation during equipment energisation.
  • Suitable for transformers, motors, relays, solenoids and lighting circuits.

Key Features

  • Mersen ATQ series time-delay fuse.
  • 6.25 A rated current.
  • 500 V AC maximum voltage rating.
  • Time-delay operating characteristic.
  • 10 × 38 mm ferrule cartridge.
  • 10 kA interrupting rating.
  • Compatible with standard midget and UltraSafe™ fuse holders.
  • Designed for supplemental industrial circuit protection.

Reliable Protection for Industrial Control Circuits

The Mersen ATQ6-1/4 is specifically designed to tolerate temporary inrush currents produced by transformers, motors, solenoids and other inductive loads while providing dependable protection against sustained overloads and short-circuit conditions. This improves equipment reliability and helps reduce unnecessary fuse replacement.

Its compact 10 × 38 mm cartridge format enables straightforward installation into compatible fuse holders used throughout industrial control panels and electrical distribution equipment, making maintenance simple and efficient.

Typical Applications

  • Industrial control panels.
  • Control transformers.
  • Motor starter circuits.
  • Solenoids and relays.
  • Industrial automation equipment.
  • Lighting and commercial electrical installations.

Technical Specifications

Current 4 A
Voltage 500 V
Manufacturer Mersen
Series ATQ
Model ATQ6-1/4
Product type Time-delay midget cartridge fuse
Rated current 6.25 A
Rated voltage 500 V AC
Frequency 50 / 60 Hz
Interrupting rating 10 kA
Fuse size 10 × 38 mm
Fuse characteristic Time delay
Terminal type Ferrule
Mounting type Compatible fuse holder or fuse block
Application Supplemental circuit protection (not branch circuit protection)
Compliance UL, CSA, RoHS
HS Code 85361010
Country of Manufacture Mexico
Device Type Fuse link
Fuse Size 10x38 mm
Fuse Class Time delay

Frequently Asked Questions

What is the Mersen ATQ6-1/4 used for?

The ATQ6-1/4 provides supplemental overcurrent protection for industrial control circuits, transformers, motors, relays, solenoids and lighting equipment.

What is the current rating of the ATQ6-1/4?

The fuse has a rated current of 6.25 A.

What voltage is the fuse rated for?

The ATQ6-1/4 has a maximum operating voltage of 500 V AC.

Why is a time-delay fuse used?

The time-delay characteristic allows temporary inrush currents during equipment start-up while continuing to protect against sustained overloads and fault currents.

What fuse holder is compatible with the ATQ6-1/4?

The fuse is designed for use in compatible 10 × 38 mm midget fuse holders and fuse blocks.

Trusted Industrial Circuit Protection

Mersen ATQ time-delay fuses are trusted by panel builders, OEM manufacturers and maintenance engineers to provide dependable supplemental protection for industrial control systems and automation equipment.

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