Mersen GGA-V1 - Miniature fuse GGA-V - Time-Delay 250VAC 1A Size 5x20 Soldered connection
Mersen

GGA-V1

Alternate Item Number: GGA-V1

UPC: 782001764555

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen GGA-V1 miniature fuse is a high-performance, time-delay glass fuse designed for reliable circuit protection in low to medium voltage applications. Part of Mersen’s industry-leading fuse portfolio, the GGA-V1 combines precision engineering with robust construction to deliver consistent performance in demanding environments. This 5x20mm fuse is rated for 250VAC and 1A, making it ideal for protecting sensitive electronics, control circuits, and instrumentation where transient overloads are common. Its time-delay characteristic ensures it withstands brief surges without nuisance tripping, while the soldered axial leads provide secure, permanent connections in compact enclosures. Miniature fuses like the GGA-V1 are essential components in modern electrical and electronic systems, offering precise overcurrent protection where space is limited. Mersen, a global leader in electrical protection solutions, has engineered this fuse to meet stringent international standards, ensuring compatibility with a wide range of industrial, commercial, and residential applications. The glass body provides visual confirmation of fuse status, while the time-delay design accommodates inrush currents typical in motors, transformers, and capacitive loads. Typical applications for the GGA-V1 include: - **Control panels and PLC systems**: Protecting control circuits from short circuits and overloads in automation environments. - **Power supplies and converters**: Safeguarding sensitive components in SMPS, UPS, and DC-DC converters. - **Instrumentation and measurement devices**: Ensuring reliability in test equipment, sensors, and data acquisition systems. - **Telecommunications equipment**: Providing protection in network infrastructure where space and reliability are critical. - **Appliance and consumer electronics**: Used in power adapters, chargers, and small appliances where compact size is essential. Professionals select the GGA-V1 for its balance of performance, durability, and ease of installation. The 5x20mm form factor is a global standard for miniature fuses, ensuring compatibility with a vast ecosystem of fuse holders, blocks, and panels. Mersen’s reputation for quality and innovation in electrical protection makes the GGA-V1 a trusted choice for engineers and technicians who demand dependable performance. Whether in industrial automation, renewable energy systems, or medical devices, this fuse delivers the reliability needed to protect critical circuits from damage. Installation is straightforward: the soldered axial leads allow for direct soldering to PCBs or terminal blocks, ensuring a low-resistance connection. For optimal performance, always verify the fuse’s voltage and current ratings against the application requirements and use a fuse holder rated for 5x20mm fuses. Mersen provides comprehensive technical documentation and support to assist with selection, ensuring the right fuse is chosen for every application. With a UNSPSC code of 39121623, the GGA-V1 is classified under electrical fuses, confirming its alignment with industry standards for circuit protection. Mersen’s commitment to innovation and safety ensures that products like the GGA-V1 meet the evolving needs of modern electrical systems, providing peace of mind in applications where failure is not an option.
  • 250VAC rated for low to medium voltage protection
  • 1A current rating with time-delay for transient surge handling
  • 5x20mm glass body with soldered axial leads for secure connections
  • Ideal for control panels, power supplies, and instrumentation
  • Mersen-engineered for durability and compliance with international standards

Specifications

AC Voltage Rating
250 V
Amperage Rating
1 A
Application
Electronic circuits
Brand Name
Mersen
Case
Glass
Class
Supplemental
Connection
Soldered connection
Connection Type
Soldered Axial Leads
Current Rating
1 A
Material
Glass
Mounting
Surface
Series
GGA-V
Size
3.83 x 0.2 in
Size
97.282 x 5.08 mm
Size
5x20 mm
Special Features
Glass body Time-delay 5 mm x 20 mm 1-1/2" Axial leads
Standard
1/10 through 3A, 250VAC, UL Listed and CSA Certified 4A and 5A, 125VAC, UL Listed and CSA Certified
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.