Mersen GSB-V2-1/2 - Miniature fuse GSB-V - Fast-Acting 250VAC 2.5A Size 5x20 Soldered connection
Mersen

GSB-V2-1/2

Alternate Item Number: GSB-V2-1/2

UPC: 782001780159

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Overview

The Mersen GSB-V2-1/2 is a high-performance miniature fuse designed for critical overcurrent protection in a wide array of electronic and industrial applications. Engineered for fast-acting interruption, this fuse ensures rapid response to fault conditions, safeguarding sensitive equipment and preventing potential damage or fire hazards. Its robust construction and reliable performance make it a preferred choice for engineers and technicians seeking dependable circuit protection. Featuring a 250VAC voltage rating and a precise 2.5A current rating, the GSB-V2-1/2 is suitable for use in numerous power supply circuits, control systems, and instrumentation. The standard 5x20mm glass body provides excellent visibility of the fuse element, allowing for easy visual inspection, while the soldered connection ensures a secure and durable electrical interface. This fuse is specifically designed for applications where quick disconnection is paramount, such as in consumer electronics, telecommunications equipment, medical devices, and industrial control panels. Mersen, a globally recognized leader in electrical power and safety, brings its extensive expertise to the GSB-V series. Their commitment to quality and innovation is evident in the meticulous design and manufacturing of each fuse, guaranteeing consistent performance and adherence to stringent industry standards. The fast-acting characteristic of the GSB-V2-1/2 is crucial for protecting components that are particularly susceptible to transient overcurrents or rapid surges. This fuse will reliably open the circuit when the current exceeds its rated value, thereby preventing damage to downstream components and ensuring operational continuity. Key specifications and benefits of the Mersen GSB-V2-1/2 include: * **Fast-Acting Interruption:** Provides rapid response to overcurrents, minimizing damage to protected equipment. * **250VAC Voltage Rating:** Suitable for a broad range of AC power applications. * **2.5A Current Rating:** Precisely calibrated for specific circuit protection needs. * **5x20mm Size:** Standard dimensions for easy integration into existing fuse holders and equipment designs. * **Glass Body Construction:** Offers visual indication of fuse status and good dielectric properties. * **Soldered Connection:** Ensures a reliable and robust electrical connection. * **Mersen Quality:** Manufactured by a trusted industry leader known for reliability and performance. When selecting miniature fuses, professionals consider factors such as voltage rating, current rating, interrupting capacity, and response time. The GSB-V2-1/2 excels in providing a fast-acting solution for applications demanding immediate protection. Its versatility allows it to be employed in diverse sectors, including: * Industrial Automation * Consumer Electronics * Medical Equipment * Telecommunications * Test and Measurement Instruments Proper fuse selection is a critical aspect of electrical system design, ensuring safety, reliability, and longevity of equipment. The Mersen GSB-V2-1/2 miniature fuse, with its specific characteristics and the backing of a reputable manufacturer, offers a dependable solution for critical overcurrent protection requirements.
  • Fast-acting interruption for rapid overcurrent protection.
  • 250VAC voltage rating suitable for various AC power applications.
  • 2.5A current rating for precise circuit safeguarding.
  • Standard 5x20mm glass body for easy inspection and integration.
  • Soldered connection ensures a secure and durable electrical interface.

Specifications

AC Voltage Rating
250 V
Amperage Rating
2.5 A
Application
Electronic circuits
Brand Name
Mersen
Case
Glass
Case Material
Glass
Class
Supplemental
Connection
Soldered connection
Connection Type
Soldered
Current Rating
2.5 A
Material
Glass
Mounting
Surface
Series
GSB-V
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
Size
5mm x 20mm
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.