Mersen SMG-V3-1/2 - Miniature fuse SMG-V - Fast Acting 350VAC 3.5A
Mersen

SMG-V3-1/2

Alternate Item Number: SMG-V3-1/2

UPC: 782001237677

Contact for Pricing

Minimum Qty: 10

Multiplier: 10

*Contact for lower quantities*

Overview

The Mersen SMG-V3-1/2 miniature fuse is a high-performance overcurrent protection device engineered for demanding industrial and electronic applications. Designed for rapid response, this fast-acting fuse offers reliable protection against short circuits and overloads, safeguarding sensitive equipment and preventing costly downtime. Its compact 5x15mm glass construction ensures efficient space utilization within control panels and electronic assemblies, making it an ideal choice for densely populated circuit designs. With a robust 350VAC voltage rating and a precise 3.5A current rating, the SMG-V3-1/2 is suitable for a wide array of applications where precise and swift interruption of fault currents is critical. Mersen, a globally recognized leader in electrical protection and power management, brings its extensive expertise to the SMG-V series, ensuring consistent quality and performance that professionals can depend on. The fast-acting characteristic of this fuse means it will interrupt the circuit significantly faster than a time-delay fuse when subjected to high fault currents, minimizing damage to downstream components. Key features and benefits of the Mersen SMG-V3-1/2 miniature fuse include: * **Fast-Acting Performance:** Essential for protecting sensitive electronics from sudden, high-magnitude fault currents. * **350VAC Voltage Rating:** Provides ample protection for circuits operating up to 350 volts. * **3.5A Current Rating:** Precisely calibrated to protect circuits with specific current requirements. * **Compact 5x15mm Size:** Ideal for space-constrained applications and easy integration into standard fuse holders. * **Durable Glass Construction:** Offers excellent visibility of the fuse element and reliable performance. * **Mersen Quality:** Manufactured by a trusted industry leader with a reputation for reliability and innovation in fuse technology. Typical applications for the SMG-V3-1/2 fuse span across various sectors, including industrial automation, telecommunications, medical devices, power supplies, and consumer electronics. Its ability to quickly clear faults makes it invaluable in protecting control boards, power converters, and other critical electronic subsystems. When selecting a fuse, engineers and technicians consider the operating voltage, expected normal current, and the potential fault current levels to ensure optimal protection. The Mersen SMG-V3-1/2, with its specific ratings and fast-acting nature, is a prime candidate for applications requiring swift and decisive overcurrent interruption. Its SKU, SMG-V3-1/2, ensures easy identification and reordering within procurement and inventory management systems. Trust Mersen for your essential overcurrent protection needs.
  • Fast-acting miniature fuse for rapid overcurrent interruption
  • 350VAC voltage rating suitable for various industrial applications
  • 3.5A current rating for precise circuit protection
  • Compact 5x15mm glass construction for space-saving integration
  • Manufactured by Mersen, a trusted leader in electrical protection solutions

Specifications

AC Voltage Rating
350 V
Amperage Rating
3.5 A
Application
Electronic circuits
Brand Name
Mersen
Class
Supplemental
Connection
Ferrule
Current Rating
3.5 A
Material
Glass
Mounting
Clip
Series
SMG-V
Size
4 x 0.18 in
Size
101.6 x 4.572 mm
Size
5 x 15 mm
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 3.5A

SMG3-1/2

Miniature fuse SMG - Fast Acting 350VAC 3.5A
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.