Mersen GAB5 - Miniature fuse GAB - Fast-Acting 250VAC 5A Size 6,3x32 Ferrule
Mersen

GAB5

Alternate Item Number: GAB5

UPC: 782001760106


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Overview

The Mersen GAB5 miniature fuse (SKU: GAB5) is a fast-acting overcurrent protection device designed for critical industrial and commercial applications. Rated at 5A and 250VAC, this fuse features a ceramic body and a 6.3x32mm ferrule, ensuring compatibility with standard fuse holders and compact electrical enclosures. Its fast-acting interruption characteristic provides rapid response to overcurrent faults, minimizing damage to sensitive electronic components and reducing fire hazards in applications such as power supplies, control circuits, instrumentation, and industrial machinery. The ceramic construction enhances thermal dissipation and mechanical strength, making it suitable for demanding operating conditions and high ambient temperatures. With a 250VAC voltage rating and 5A current rating, the GAB5 fuse is ideal for low-voltage AC applications. Manufactured by Mersen, a trusted leader in electrical protection, this fuse meets UL and CSA certifications, ensuring reliable performance and adherence to international safety standards. The 6.3x32mm ferrule size allows for easy integration into existing systems.
  • Fast-acting overcurrent protection for sensitive equipment
  • Rated 5A at 250VAC for low-voltage AC applications
  • Ceramic body construction for thermal dissipation and durability
  • 6.3x32mm ferrule size for compatibility with standard fuse holders
  • UL Listed and CSA Certified for international safety standards

Specifications

AC Voltage Rating
250 V
Amperage Rating
5 A
Application
Electronic circuits
Brand Name
Mersen
Case
Ceramic
Case Material
Ceramic
Class
Supplemental
Connection
Ferrule
Connection Type
Ferrule
Current Rating
5 A
Material
Ceramic
Mounting
Clip
Series
GAB
Size
1.25 x 0.25;31.75 x 6.35 in;mm
Size
1.25 x 0.25 in
Size
31.75 x 6.35 mm
Size
6.3x32 mm
Special Features
Ceramic body Fast-acting 1/4" x 1-1/4"
Standard
1/8A through 15A, 250VAC, UL Listed and CSA Certified 20A through 30A, 250/125VAC, UL Recognized
Type
6x32mm, 1/4" X 1-1/4"
Voltage Rating
250 VAC
Package Dimensions (L x W x H)
1.25 in x 0.25 in x 0.25 in
Package Dimensions (L x W x H)
31.75 mm x 6.35 mm x 6.35 mm
Package Weight (Imperial)
0.010 lb
Package Weight (Metric)
0.005 kg
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Frequently Asked Questions about Mersen

What industries and applications are Mersen products used for?

Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.

What are the main product lines offered by Mersen?

Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.

What are the key features of Mersen products?

Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.

What environmental ratings do Mersen products have?

Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.

What accessories are available for Mersen products?

Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.

How are Mersen products typically installed?

Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.

What certifications and standards do Mersen products comply with?

Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.

What technical support does Mersen offer?

Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.