Mersen GGA-V3/10 - Miniature fuse GGA-V - Time-Delay 250VAC 0.3A Size 5x20 Soldered connection
Mersen

GGA-V3/10

Alternate Item Number: GGA-V3/10

UPC: 782001305215

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen GGA-V3/10 miniature time-delay fuse (SKU: GGA-V3/10) is a high-performance, glass-body protective device engineered for precision circuit protection in industrial and commercial applications. Designed to operate at 250VAC with a rated current of 0.3A, this 5x20mm fuse combines robust construction with fast-acting yet time-delayed response to safeguard sensitive electronics and electrical systems from overcurrent conditions. Manufactured by Mersen, a global leader in electrical protection solutions, the GGA-V3/10 is built to meet the rigorous demands of modern power distribution, control panels, and instrumentation systems where reliability and longevity are critical. Time-delay fuses like the GGA-V3/10 are specifically engineered to tolerate brief current surges—such as those generated during motor startup or transformer inrush—without nuisance tripping, while still providing reliable protection against sustained overcurrent events. This characteristic makes them ideal for use in applications where transient overloads are common but sustained faults must be interrupted promptly. The fuse’s glass body offers excellent visibility for inspection and allows for quick visual confirmation of fuse status, an important safety and maintenance feature in industrial environments. The GGA-V3/10 is designed for soldered connections, ensuring a secure and permanent electrical bond in printed circuit boards (PCBs) and compact electronic assemblies. Its 5x20mm axial lead configuration is a standard size in the miniature fuse industry, offering compatibility with a wide range of fuse holders, clips, and sockets across multiple platforms and OEM designs. This standardization enhances interoperability and simplifies inventory management for engineers and technicians working in diverse industrial sectors. Typical applications for the Mersen GGA-V3/10 include power supplies, industrial control systems, automation equipment, instrumentation, telecommunications hardware, and consumer electronics where precise overcurrent protection is required. It is particularly well-suited for use in: - Control panels and PLC systems - Motor starters and variable frequency drives (VFDs) - Power distribution units (PDUs) and UPS systems - Medical devices and laboratory equipment - Lighting ballasts and LED drivers - Telecommunication base stations and networking gear Selecting the correct fuse involves matching the voltage rating, current rating, and time-delay characteristics to the specific load and application requirements. The 250VAC rating makes the GGA-V3/10 suitable for use in both 120V and 230V AC systems, while the 0.3A current rating provides protection for low-power circuits without compromising performance. Time-delay fuses are preferred in applications where momentary overloads are expected, as they prevent unnecessary downtime and reduce maintenance costs associated with frequent fuse replacement. Mersen, a trusted name in electrical protection for over a century, delivers products that meet international safety standards, including IEC, UL, and CSA certifications. The company’s commitment to innovation, quality, and reliability has made it a preferred supplier for engineers and procurement professionals worldwide. The GGA-V3/10 miniature fuse exemplifies this legacy, offering a cost-effective, high-reliability solution for protecting critical circuits in demanding environments. Installation is straightforward: the fuse is inserted into a compatible holder or soldered directly into a PCB, ensuring a stable connection. Regular inspection of the fuse element and glass body is recommended to detect signs of aging or damage. When replacing, always use a fuse with identical specifications to maintain system integrity and compliance with safety regulations. For professionals seeking a dependable, time-tested miniature fuse that balances performance, durability, and ease of use, the Mersen GGA-V3/10 is an excellent choice. Whether deployed in a factory automation system, a medical device, or a telecom infrastructure, this fuse delivers the protection and peace of mind required in today’s electrically complex world.
  • 250VAC rated for broad AC system compatibility
  • 0.3A current rating for low-power circuit protection
  • Time-delay design tolerates brief surges without tripping
  • 5x20mm glass body with axial leads for easy inspection and installation
  • Soldered connection ensures secure, permanent electrical bond
  • Compatible with standard fuse holders and PCB mounting
  • Manufactured by Mersen, a leader in electrical protection solutions
  • Ideal for control panels, automation, power supplies, and instrumentation

Specifications

AC Voltage Rating
250 V
Amperage Rating
0.3 A
Application
Electronic circuits
Brand Name
Mersen
Case
Glass
Class
Supplemental
Connection
Soldered connection
Connection Type
Soldered
Current Rating
0.3 A
Material
Glass
Mounting
Surface
Series
GGA-V
Size
5x20 mm
Size
3.83 x 0.2 in
Size
97.282 x 5.08 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
Miniature fuse GSC-V - Time-Delay 250VAC 0.3A Size 5x20 Soldered connection

GSC-V3/10

Miniature fuse GSC-V - Time-Delay 250VAC 0.3A Size 5x20 Soldered connection
SLO-BLO GLASS INDICA H-PACK .500A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective circuit protection. Features: 313 and 315 series fuses have time-delayed in the overload range, which provides superior protection inductive loads such as motors, transformers, and solenoids. 3AG indicating fuses instantly identify themselves upon opening by showing a discoloration of their glass bodies. Guesswork and time-consuming circuit testing is eliminated. This unique design offers the same quality performance characteristics as the standard 3AG fuse design.

0313.500HXIDP

SLO-BLO GLASS INDICA H-PACK .500A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective circuit protection. Features: 313 and 315 series fuses have time-delayed in the overload range, which provides superior protection inductive loads such as motors, transformers, and solenoids. 3AG indicating fuses instantly identify themselves upon opening by showing a discoloration of their glass bodies. Guesswork and time-consuming circuit testing is eliminated. This unique design offers the same quality performance characteristics as the standard 3AG fuse design.

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.