Mersen GSB-V4/10 - 250V Fast Acting Glass 5mm x 20mm 250 Volts 0.4 Amps GSB-V series.
Mersen

GSB-V4/10

Alternate Item Number: 782001780074

UPC: 782001780074

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen GSB-V4/10 is a high-performance, fast-acting glass fuse engineered for critical circuit protection across a wide spectrum of industrial and electronic applications. As a key component in safeguarding sensitive equipment, this fuse is designed to rapidly interrupt electrical circuits in the event of overcurrent or short-circuit conditions, thereby preventing damage to downstream components and ensuring operational safety. With a precise rating of 250 Volts and 0.4 Amps, the GSB-V4/10 offers a specific level of protection tailored for low-voltage, low-current circuits. Its compact 5mm x 20mm form factor makes it an ideal choice for densely populated circuit boards and compact electronic enclosures where space is at a premium. The fast-acting characteristic is crucial for applications where even brief overcurrents can cause significant harm, such as in sensitive control systems, data processing equipment, and consumer electronics. Constructed with a durable glass body, the Mersen GSB-V4/10 provides excellent visibility of the fuse element, allowing for easy visual inspection to determine if the fuse has blown. This transparency, combined with the robust glass construction, ensures consistent performance and reliability even in environments subject to vibration or moderate temperature fluctuations. The internal fuse element is meticulously designed to melt and open the circuit at a predetermined current level, offering precise and repeatable protection. Key applications for the Mersen GSB-V4/10 include: * **Electronic Circuits:** Protecting sensitive components in power supplies, motherboards, and control modules. * **Industrial Control Systems:** Safeguarding PLCs, sensors, and actuators from electrical anomalies. * **Power Supplies:** Ensuring the integrity of AC-DC converters and DC-DC modules. * **Telecommunications Equipment:** Protecting delicate circuitry in networking and communication devices. * **Medical Devices:** Providing reliable safety in diagnostic and therapeutic equipment. Choosing the correct fuse is paramount for effective equipment protection. The Mersen GSB-V series, including the GSB-V4/10, is manufactured by Mersen, a globally recognized leader in electrical protection and power management solutions. Mersen's commitment to quality and innovation ensures that their fuses meet stringent industry standards and deliver dependable performance. Professionals rely on Mersen for fuses that offer superior protection, longevity, and peace of mind. The GSB-V4/10 embodies this commitment, providing a reliable and efficient solution for your overcurrent protection needs. Its fast-acting nature, coupled with its precise current and voltage ratings, makes it an indispensable component for maintaining the operational integrity and safety of your valuable equipment.
  • Fast-acting interruption for sensitive circuit protection
  • 250V AC/DC voltage rating suitable for low-voltage applications
  • 0.4 Amp current rating for precise overcurrent safeguarding
  • Compact 5mm x 20mm glass body for space-constrained designs
  • Durable glass construction ensures reliable performance and visual inspection

Specifications

Amperage Rating
0.4 A
Application
Electronic circuits
Brand Name
Ferraz Shawmut
Connection
Axial Leads
Current Rating
0.4 A
Interrupt Rating
0.035 kA
Material
Glass
Mounting
Surface
Series
GSB-V
Size
5x20 mm
Size
5mm x 20mm
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.

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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.