Mersen SMG-V1-1/2 - Miniature fuse SMG-V - Fast Acting 350VAC 1.5A
Mersen

SMG-V1-1/2

Alternate Item Number: SMG-V1-1/2

UPC: 782001237639

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen SMG-V1-1/2 miniature fast acting fuse is a high-performance, glass-body protection device engineered for precision circuit safeguarding in industrial and commercial applications. Rated at 350VAC and 1.5A, this fuse combines rapid response characteristics with compact dimensions (5x15mm) to deliver reliable overcurrent protection in space-constrained environments. Designed for fast-acting operation, the SMG-V1-1/2 responds swiftly to fault conditions, minimizing equipment damage and downtime in critical systems. This fuse belongs to Mersen's renowned SMG-V series, a trusted line of miniature protection components favored by engineers and technicians across multiple industries. The glass construction provides visual fault indication and robust dielectric strength, while the 5x15mm form factor ensures compatibility with standard fuse holders and panels. Whether deployed in control panels, power supplies, or instrumentation systems, the SMG-V1-1/2 offers consistent performance under demanding electrical conditions. Typical applications span industrial automation, motor control circuits, power distribution units, and renewable energy systems where compact protection solutions are essential. The 350VAC rating makes it particularly suitable for low-to-medium voltage applications, including PLCs, sensors, and communication equipment. Installation is straightforward, with standard fuse clips or holders accommodating the 5x15mm body, ensuring quick replacement during maintenance cycles. Mersen's reputation for engineering excellence in electrical protection is underscored by decades of innovation in fuse technology. The SMG-V series exemplifies this commitment, offering engineers a balance of performance, reliability, and form factor optimization. For professionals seeking a dependable miniature fuse that meets stringent safety and operational standards, the SMG-V1-1/2 delivers proven protection with the backing of a global leader in electrical solutions. Key advantages of the SMG-V1-1/2 include: - **Fast-acting response** for rapid fault isolation, reducing equipment stress and downtime - **350VAC voltage rating** suitable for a wide range of industrial and commercial applications - **Compact 5x15mm glass body** for easy integration into space-limited designs - **High dielectric strength** provided by glass construction for enhanced safety - **Mersen reliability** backed by a trusted manufacturer with decades of expertise in electrical protection Selecting the right miniature fuse requires careful consideration of voltage, current, and response characteristics. The SMG-V1-1/2's 1.5A rating and fast-acting behavior make it ideal for protecting sensitive electronics and control circuits from transient overloads. When paired with Mersen's high-quality fuse holders and accessories, this fuse becomes part of a comprehensive protection strategy that enhances system longevity and operational safety. Engineered for professionals who demand precision and performance, the Mersen SMG-V1-1/2 miniature fuse stands as a testament to the company's dedication to electrical safety and innovation. Whether deployed in new designs or as a replacement in existing systems, this fuse delivers the reliability and protection that modern industrial applications require.
  • 350VAC voltage rating for industrial and commercial applications
  • 1.5A current rating with fast-acting response for rapid fault isolation
  • Compact 5x15mm glass body for space-constrained installations
  • Mersen SMG-V series reliability with proven performance in critical systems
  • Compatible with standard fuse holders and panels for easy integration

Specifications

AC Voltage Rating
350 V
Amperage Rating
1.5 A
Application
Electronic circuits
Brand Name
Mersen
Class
Supplemental
Connection
Ferrule
Mounting
Clip
Size
4 x 0.18 in
Size
101.6 x 4.572 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
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STG1-1/2

Miniature fuse STG - Time-Delay 350VAC 1.5A
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26301.5L

250V PICO FUSE 1.5A. The PICO® II 263 Series Fuse is a specially designed axial leaded fuse that achieves a 250V rating in a small package. Features: Very fast-acting. Small size. Wide current rating range (62mA- 15A). RoHS compliant. Halogen-free available. Wide operating temperature range. Low temperature rerating. 250V rating.

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.