Mersen GSB-V4 - Miniature fuse GSB-V - Fast-Acting 250VAC 4A Size 5x20 Soldered connection
Mersen

GSB-V4

Alternate Item Number: GSB-V4

UPC: 782001780173

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen GSB-V4 miniature fuse (SKU: GSB-V4) is a critical component for safeguarding electronic circuits and equipment against overcurrent and short-circuit conditions. Engineered for rapid response, this fast-acting fuse is designed to quickly interrupt fault currents, thereby preventing damage to sensitive components and ensuring operational safety. Its compact 5x20mm glass body construction provides a clear visual indication of fuse status, allowing for straightforward inspection and replacement. With a voltage rating of 250VAC and a current rating of 4A, the GSB-V4 is suitable for a wide array of industrial and commercial applications. The soldered connection ensures a secure and reliable electrical interface, minimizing the risk of intermittent connections or failures in demanding environments. Mersen, a globally recognized leader in electrical protection and power management, brings its extensive expertise and commitment to quality to the GSB-V series, offering dependable protection that meets stringent industry standards. Key features and benefits of the Mersen GSB-V4 fuse include: * **Fast-Acting Performance:** Designed for rapid interruption of fault currents, protecting sensitive electronics from damage. * **250VAC Voltage Rating:** Suitable for a broad range of AC power applications. * **4A Current Rating:** Provides protection for circuits requiring this specific amperage. * **5x20mm Size:** A standard and widely compatible fuse dimension for easy integration into existing designs and equipment. * **Glass Body Construction:** Facilitates visual inspection for blown fuses. * **Soldered Connection:** Ensures a robust and reliable electrical connection. This fuse is an ideal choice for applications such as power supplies, control panels, instrumentation, consumer electronics, and various industrial machinery where reliable overcurrent protection is paramount. The selection of a fast-acting fuse like the GSB-V4 is crucial for applications where rapid fault detection and interruption are necessary to prevent cascading failures or equipment damage. Professionals rely on Mersen products for their consistent performance and durability, making the GSB-V4 a trusted solution for critical protection needs. Its straightforward installation and compatibility with standard fuse holders further enhance its utility in both new designs and maintenance operations. Choosing the correct fuse rating and type is a fundamental aspect of electrical system design, and the Mersen GSB-V4 offers a high-quality, dependable option for many common protection requirements.
  • Fast-acting interruption for critical circuit protection
  • 250VAC voltage rating suitable for diverse AC applications
  • 4A current rating for specific circuit protection needs
  • Standard 5x20mm glass body for easy visual inspection
  • Secure soldered connection for reliable electrical integrity

Specifications

AC Voltage Rating
250 V
Amperage Rating
4 A
Application
Electronic circuits
Brand Name
Mersen
Case
Glass
Case Material
Glass
Class
Supplemental
Connection
Soldered connection
Mounting
Surface
Size
3.83 x 0.2 in
Size
97.282 x 5.08 mm
Size
3.83 x 0.2;97.282 x 5.08 in;mm
Special Features
Glass body Fast-acting 5 mm x 20 mm 1-1/2" Axial leads
Standard
1/2A through 10A, 250VAC, UL and CSA Recognized 1/2A through 6-3/10A, 250VAC, SEMKO Approved 1/2A through 6-3/10A, 250VAC, VDE Approved IEC-127-2 Standard Sheet 2
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.