Mersen GDL3/8 - 250V Time Delay Glass 1/4" x 1 1/4" 250V Volts 0.375 amps GDL series.
Mersen

GDL3/8

Alternate Item Number: 782001763138

UPC: 782001763138

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Multiplier: 5

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Overview

The Mersen GDL3/8 is a premium time delay glass fuse engineered to provide robust and reliable circuit protection across a wide spectrum of industrial and commercial applications. Manufactured by Mersen, a globally recognized leader in electrical protection, this fuse (SKU: GDL3/8) exemplifies the company's commitment to quality and performance. With a voltage rating of 250V and a precise current rating of 0.375A, the GDL3/8 is specifically designed to safeguard sensitive electronic components and equipment from damaging overcurrents and short circuits. Its construction features a durable glass body, allowing for visual inspection of the fuse element, a critical diagnostic feature in many maintenance scenarios. The compact dimensions of 1/4" x 1 1/4" make it an exceptionally versatile choice, particularly for installations where space is at a premium, such as in control panels, power supplies, and specialized electronic devices. Belonging to Mersen's esteemed GDL series, this fuse benefits from advanced design principles that ensure consistent and dependable operation. The defining characteristic of the GDL3/8 is its time delay functionality. This crucial feature enables the fuse to withstand temporary, high inrush currents that are common during the startup of inductive loads like motors, transformers, and solenoids, without prematurely blowing. However, it will reliably interrupt the circuit in the event of sustained overloads or dangerous short circuits, thereby preventing equipment damage, fire hazards, and potential system downtime. This makes it an ideal protective device for: * Motor control circuits * Power supplies * Lighting ballasts * Instrumentation and control systems * Various electronic equipment requiring precise overcurrent protection Professionals rely on Mersen fuses for their superior interrupting ratings, high-quality materials, and adherence to stringent industry standards. The GDL3/8 is no exception, offering peace of mind and ensuring the longevity of valuable electrical assets. When selecting fuses for critical applications, choosing a reputable manufacturer like Mersen and a fuse series known for its reliability, such as the GDL, is paramount. The GDL3/8 fuse provides an excellent balance of performance, size, and cost-effectiveness for demanding electrical protection needs. Its UNSPSC code is 39121609, further categorizing its role in electrical component distribution and application.
  • Mersen GDL3/8 Time Delay Glass Fuse
  • 250V Voltage Rating
  • 0.375A Current Rating
  • Compact 1/4" x 1 1/4" Size
  • GDL Series for reliable performance

Specifications

Amperage Rating
0.375 A
Application
Electronic circuits
Brand Name
Ferraz Shawmut
Connection
Ferrule
Interrupt Rating
0.035 kA
Mounting
Clip
Special Features
Glass Body Time-Delay 1/4" X 1/4"
Standard
UL/CSA Std.248-14 1/16A - 8A, 250VAC UL Listed, CSA Certified 10A - 15A 125VAC UL Listed, CSA Certified 20A - 30A, 32VAC UL Listed to U.S. and Canadian safety standards RoHS Compliant
Type
Electronic Fuses
Voltage Rating
250V VAC
Package Dimensions (L x W x H)
1.25 IN x 0.25 IN x 0.25 IN
Package Dimensions (L x W x H)
3.175 cm x 6.35 mm x 6.35 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.