Mersen GSB-V8/100 - 250V Fast Acting Glass 5mm x 20mm 250 Volts 0.08 Amps GSB-V series.
Mersen

GSB-V8/100

Alternate Item Number: 782001780005

UPC: 782001780005

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Minimum Qty: 10

Multiplier: 10

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Overview

The **Mersen GSB-V8/100** is a high-performance, fast-acting glass fuse engineered for precise overcurrent protection in critical industrial and electronic systems. Designed with a **250V voltage rating** and **0.08A current rating**, this compact **5mm x 20mm** fuse delivers reliable circuit safeguarding in applications where space constraints and rapid response are paramount. Part of Mersen’s trusted **GSB-V series**, this fuse combines robust glass construction with fast-acting tripping characteristics to protect sensitive components from damaging overcurrents, short circuits, and transient surges. **Key Features and Technical Specifications** The GSB-V8/100 is optimized for environments demanding high reliability and fast fault interruption. Its **glass body** provides excellent thermal stability and visual inspection capability, allowing technicians to quickly verify fuse status without specialized tools. The **5x20mm form factor** is a global standard for miniature fuses, ensuring compatibility with a wide range of panel mount holders, fuse blocks, and industrial control systems. With a **250V AC/DC rating**, this fuse supports applications across both low-voltage power distribution and signal-level electronics, making it a versatile choice for engineers and maintenance professionals. **Industry Applications and Use Cases** This fast-acting fuse is ideal for protecting low-power electronic circuits, instrumentation, telecommunications equipment, and control panels. Common applications include: - **Industrial automation systems** – safeguarding PLCs, sensors, and I/O modules from overcurrent events - **Power supplies and converters** – protecting sensitive components in switch-mode power supplies (SMPS) and DC-DC converters - **Telecom and networking hardware** – ensuring reliable operation of routers, switches, and base stations - **Test and measurement equipment** – protecting precision measurement circuits from transient faults - **Lighting control systems** – preventing overloads in LED drivers and dimming circuits Its fast-acting response ensures minimal downtime and reduced risk of component damage during fault conditions, a critical requirement in mission-critical systems. **Why Choose Mersen GSB-V Series Fuses?** Mersen is a global leader in electrical protection and thermal management solutions, with decades of expertise in fuse technology. The **GSB-V series** reflects the company’s commitment to quality, consistency, and performance. Each fuse undergoes rigorous testing to meet international standards, including IEC 60127, ensuring compliance with global safety and reliability requirements. The use of high-purity glass and precision manufacturing processes results in consistent tripping behavior and long service life, even under harsh operating conditions. **Installation and Maintenance Considerations** Proper installation is essential to maximize performance and safety. The GSB-V8/100 should be mounted in a compatible fuse holder rated for 250V and 0.1A or higher. Always ensure the fuse is inserted with correct polarity and orientation to prevent arcing or improper contact. Regular visual inspection is recommended to detect discoloration or cracking, which may indicate overloading or aging. When replacing a blown fuse, use the exact same model and rating to maintain system integrity and compliance with safety standards. **Industry Trust and Compliance** Mersen’s fuses are widely used in aerospace, medical devices, renewable energy systems, and industrial automation—sectors where failure is not an option. The GSB-V8/100 is RoHS-compliant and manufactured under ISO 9001-certified processes, providing assurance of environmental responsibility and consistent quality. Whether deployed in a factory floor control panel or a remote telecom site, this fuse delivers the reliability professionals demand when protecting valuable equipment and ensuring operational continuity. Choose the **Mersen GSB-V8/100** for dependable, fast-acting overcurrent protection in compact, high-performance applications. Trust in a brand that has protected critical systems for over a century.
  • 250V voltage rating for AC/DC applications
  • 0.08A current rating with fast-acting response
  • 5x20mm glass fuse for compact installations
  • Part of Mersen GSB-V series for consistent performance
  • RoHS-compliant and ISO 9001 manufactured
  • Ideal for industrial automation, power supplies, and telecom systems
  • Glass body enables visual status inspection
  • Compatible with standard 5x20mm fuse holders

Specifications

Amperage Rating
0.08 A
Application
Electronic circuits
Brand Name
Ferraz Shawmut
Connection
Axial Leads
Interrupt Rating
0.035 kA
Mounting
Surface
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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POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.
9F61 Size B Clips 1.6in

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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.