Mersen GSB-V1/4 - 250V Fast Acting Glass 5mm x 20mm 250 Volts 0.25 Amps GSB-V series.
Mersen

GSB-V1/4

Alternate Item Number: 782001780050

UPC: 782001780050

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen GSB-V1/4 is a critical component for ensuring the safety and reliability of electronic and industrial systems. As a fast-acting glass fuse from the reputable GSB-V series, this particular model, SKU GSB-V1/4, is engineered to provide precise overcurrent protection for sensitive equipment. With a voltage rating of 250V and a current rating of 0.25A, it is ideally suited for applications where low current draw and rapid fault interruption are paramount. The compact 5mm x 20mm form factor of the GSB-V1/4 makes it an excellent choice for densely populated circuit boards and compact enclosures, offering robust protection without demanding significant space. The glass construction not only contributes to its small size but also allows for visual inspection of the fuse element, a valuable diagnostic feature in many industrial settings. This material choice also ensures excellent thermal stability and electrical insulation, crucial for maintaining circuit integrity under varying operational conditions. Fast-acting fuses, like the Mersen GSB-V1/4, are designed to interrupt fault currents very quickly. This rapid response is essential for protecting delicate electronic components from damage caused by transient surges or sustained overcurrents. In industrial automation, control systems, power supplies for instrumentation, and consumer electronics, a swift fuse reaction can prevent catastrophic failures, costly downtime, and the need for expensive component replacements. The GSB-V1/4's ability to quickly open the circuit minimizes the energy dissipated within the protected device, thereby safeguarding its functionality. Mersen is a globally recognized leader in electrical protection and power management solutions. Their commitment to quality and innovation is evident in the design and manufacturing of the GSB-V series. Professionals across various industries rely on Mersen fuses for their consistent performance and adherence to stringent safety standards. When selecting a fuse, factors such as voltage, current, interrupting rating, and response time are critical. The GSB-V1/4 is specifically designed to meet the demanding requirements of modern electronic circuits, offering a dependable solution for safeguarding valuable equipment. Key features and benefits of the Mersen GSB-V1/4 include: * **Precise Overcurrent Protection:** Accurately interrupts circuits at 0.25A to prevent damage. * **Fast-Acting Response:** Minimizes damage to sensitive components by quickly clearing faults. * **Compact 5x20mm Size:** Ideal for space-constrained applications and dense PCB designs. * **Durable Glass Construction:** Offers visual inspection, thermal stability, and electrical insulation. * **250V Voltage Rating:** Suitable for a wide range of low-voltage industrial and electronic applications. * **Trusted Mersen Quality:** Manufactured by a leader in electrical protection, ensuring reliability and performance. Applications for the Mersen GSB-V1/4 are diverse and include, but are not limited to, protection for internal power supplies, control boards in machinery, diagnostic equipment, telecommunications devices, and various consumer electronics where precise and rapid protection is a necessity. The UNSPSC code 39121609 categorizes this product under fuses, further indicating its role in electrical circuit protection. Choosing the right fuse is a fundamental aspect of robust electrical design, and the Mersen GSB-V1/4 provides a reliable and effective solution for critical protection needs.
  • Fast-acting glass fuse for rapid overcurrent interruption
  • Rated 250V and 0.25A for precise circuit protection
  • Compact 5mm x 20mm size ideal for space-constrained designs
  • Durable glass construction for visual inspection and thermal stability
  • From Mersen's trusted GSB-V series, ensuring high reliability

Specifications

Amperage Rating
0.25 A
Application
Electronic circuits
Brand Name
Ferraz Shawmut
Connection
Axial Leads
Current Rating
0.25A
Interrupt Rating
0.035 kA
Material
Glass
Mounting
Surface
Series
GSB-V
Size
5x20mm
Special Features
Glass Body Fast Acting 5mm x 20mm GSB-V fuses have 1-1/2" wire lead each end.
Standard
UL Recognized, 250VAC, 1/32 - 10A. CSA Recognized, 250VAC, 1/32 - 10A. SEMKO Approved, 250VAC, 1/32 - 6-3/10. BSI Approved, 250VAC, 4/10 - 6-3/10A. VDE Approved, 250VAC, 5/100 - 6-3/10A, IEC 127-2 Sheet 2
Type
5 X 20 mm miniature fuses
Voltage Rating
250 VAC
Package Dimensions (L x W x H)
3.827 IN x 0.2 IN x 0.2 IN
Package Dimensions (L x W x H)
9.7206 cm x 5.08 mm x 5.08 mm
Package Weight (Imperial)
0.010 L
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.