Mersen SMG-V4 - Miniature fuse SMG-V - Fast Acting 350VAC 4A
Mersen

SMG-V4

Alternate Item Number: SMG-V4

UPC: 782001237684

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen SMG-V4 miniature fuse (SKU: SMG-V4) is a critical component for protecting sensitive electronic circuits and equipment from overcurrent and short-circuit conditions. Engineered for reliability and performance, this fast-acting fuse offers robust protection up to 350VAC and a rated current of 4A. Its compact 5x15mm glass construction makes it ideal for space-constrained applications where efficient circuit protection is paramount. Mersen, a globally recognized leader in electrical protection and power management, brings its extensive expertise to the SMG-V series. These fuses are designed to meet stringent industry standards, ensuring that your valuable equipment is safeguarded against potentially damaging electrical faults. The fast-acting nature of the SMG-V4 means it responds instantaneously to overcurrent events, minimizing the risk of secondary damage to connected components. This rapid response is crucial in applications where even brief overloads can have significant consequences. Key features of the Mersen SMG-V4 miniature fuse include: * **Fast-Acting Performance:** Designed to interrupt fault currents quickly, offering superior protection. * **Voltage Rating:** Suitable for circuits operating up to 350VAC. * **Current Rating:** Rated at 4A, providing protection for a wide range of low to medium current applications. * **Compact Size:** The 5x15mm glass body allows for easy integration into densely populated circuit boards and compact enclosures. * **Durable Construction:** Made with high-quality materials to ensure longevity and consistent performance. The versatility of the SMG-V4 fuse extends across numerous industries and applications. It is commonly found in power supplies, consumer electronics, industrial control systems, telecommunications equipment, and various other electronic devices where precise and reliable overcurrent protection is a necessity. Professionals rely on Mersen fuses for their consistent quality and adherence to safety regulations, making the SMG-V4 an excellent choice for both new designs and replacement parts. When selecting a fuse, understanding the specific voltage and current requirements of your circuit is essential. The SMG-V4's specifications make it a suitable option for many standard electronic protection needs. Its glass body construction not only contributes to its compact size but also allows for visual inspection of the fuse element, aiding in troubleshooting. The Mersen SMG-V4 represents a dependable solution for safeguarding your electrical infrastructure, ensuring operational continuity and preventing costly equipment failures. Trust in Mersen's commitment to quality and innovation for your critical protection needs.
  • Mersen SMG-V4 Miniature Fuse
  • Fast Acting for rapid overcurrent protection
  • 350VAC voltage rating
  • 4A current rating
  • Compact 5x15mm glass body construction

Specifications

AC Voltage Rating
350 V
Amperage Rating
4 A
Application
Electronic circuits
Brand Name
Mersen
Class
Supplemental
Connection
Ferrule
Current Rating
4A
Material
Glass
Mounting
Clip
Series
SMG-V
Size
4 x 0.18 in
Size
101.6 x 4.572 mm
Size
5x15mm
Special Features
Glass body Fast Acting 5 x 15 mm
Standard
1/2A through 7A, 350VAC, UL and CSA Recognized 8A & 10A 125 VAC
Type
4.5x14.5mm
Voltage Rating
350 VAC
Package Dimensions (L x W x H)
4 in x 0.18 in x 0.18 in
Package Dimensions (L x W x H)
101.6 mm x 4.572 mm x 4.572 mm
Package Weight (Imperial)
0.010 lb
Package Weight (Metric)
0.005 kg
Miniature fuse SMG - Fast Acting 350VAC 4A

SMG4

Miniature fuse SMG - Fast Acting 350VAC 4A
SLO-BLO GLASS AXIAL V-PACK 4A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective circuit protection. Features: 313 and 315 series fuses have time-delayed in the overload range, which provides superior protection inductive loads such as motors, transformers, and solenoids. 3AG indicating fuses instantly identify themselves upon opening by showing a discoloration of their glass bodies. Guesswork and time-consuming circuit testing is eliminated. This unique design offers the same quality performance characteristics as the standard 3AG fuse design.

0313004.VXIDP

SLO-BLO GLASS AXIAL V-PACK 4A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective circuit protection. Features: 313 and 315 series fuses have time-delayed in the overload range, which provides superior protection inductive loads such as motors, transformers, and solenoids. 3AG indicating fuses instantly identify themselves upon opening by showing a discoloration of their glass bodies. Guesswork and time-consuming circuit testing is eliminated. This unique design offers the same quality performance characteristics as the standard 3AG fuse design.

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.