Mersen GGM-V3 - Miniature fuse GGM-V - Fast-Acting 250VAC 3A Size 5x20 Soldered connection
Mersen

GGM-V3

Alternate Item Number: GGM-V3

UPC: 782001767280

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen GGM-V3 miniature fast-acting fuse (SKU: GGM-V3) is a high-performance, glass-body fuse designed for precision protection in low-voltage AC circuits. Engineered to meet stringent industrial standards, this 5x20mm fuse provides reliable overcurrent protection at 250VAC and 3A, making it an ideal choice for sensitive electronic equipment, control panels, and instrumentation systems. With its fast-acting response time, the GGM-V3 ensures rapid fault interruption, minimizing damage to downstream components and reducing downtime in critical applications. Mersen, a global leader in electrical protection solutions, has designed the GGM-V3 to deliver consistent performance in demanding environments. The glass body construction offers excellent visibility for inspection while providing robust mechanical strength. The soldered axial leads ensure secure electrical connections, making this fuse suitable for both through-hole PCB mounting and panel-mounted applications. Typical use cases include power supplies, motor controllers, telecommunication systems, and industrial automation equipment where precise fault detection is essential. Selecting the right fuse for your application requires careful consideration of voltage ratings, current ratings, and response characteristics. The GGM-V3’s 250VAC rating makes it compatible with a wide range of low-voltage systems, while its 3A current rating provides optimal protection for sensitive circuits. Fast-acting fuses like the GGM-V3 are preferred in applications where even brief overcurrent conditions could cause irreversible damage to components such as semiconductors, capacitors, or transformers. The 5x20mm form factor is a standard size in the industry, ensuring compatibility with a vast array of fuse holders and panels. Installation of the Mersen GGM-V3 is straightforward, with soldered leads allowing for both manual and automated PCB assembly processes. Professionals should ensure proper clearance and spacing when mounting to prevent heat buildup or electrical interference. Regular inspection of the fuse element through the glass body can help identify potential issues before failure occurs. Mersen’s reputation for quality and reliability in electrical protection solutions makes the GGM-V3 a trusted choice for engineers and technicians across industries including renewable energy, automotive, aerospace, and industrial manufacturing. For applications requiring UL, VDE, or other international certifications, the GGM-V3 meets or exceeds relevant standards, ensuring compliance with global safety regulations. Whether you’re designing a new system or replacing an existing fuse, the Mersen GGM-V3 miniature fast-acting fuse provides the performance, durability, and reliability needed to safeguard your critical circuits.
  • 250VAC voltage rating for low-voltage AC circuits
  • 3A current rating with fast-acting response for sensitive components
  • 5x20mm glass body with soldered axial leads for secure connections
  • Designed for PCB and panel-mounted applications
  • Meets UL, VDE, and other international safety standards

Specifications

AC Voltage Rating
250 V
Amperage Rating
3 A
Application
Electronic circuits
Brand Name
Mersen
Case
Glass
Class
Supplemental
Connection
Soldered connection
Connection Type
Soldered
Current Rating
3 A
Material
Glass
Mounting
Surface
Series
GGM-V
Size
3.83 x 0.2 in
Size
97.282 x 5.08 mm
Size
5x20 mm
Special Features
Glass body Fast-acting 5 mm x 20 mm 1-1/2" Axial leads
Standard
1/16A through 3A, 250VAC, UL Listed and CSA Certified 4A through 8A, 125VAC, UL Listed and CSA Certified 10A and 15A, 250VAC, UL Recognized
Type
5x20mm
Voltage Rating
250 VAC
Package Dimensions (L x W x H)
3.83 in x 0.2 in x 0.2 in
Package Dimensions (L x W x H)
97.282 mm x 5.08 mm x 5.08 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.