Mersen MDC15A7 - Fuse MDC15A - DC Distribution 1500VDC 7A Type Auxiliary Ferrule
Mersen

MDC15A7

Alternate Item Number: MDC15A7

UPC: 782001507985


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Overview

The Mersen MDC15A7 (SKU: MDC15A7) is a 7 Amp, 1500VDC rated DC distribution fuse specifically designed for auxiliary circuits within industrial DC distribution systems. Manufactured in the US, this fuse is part of Mersen’s MDC Series, which utilizes proven fuse technologies to provide optimal current limitation and reliable performance in DC applications. The MDC15A7 features an auxiliary ferrule connection, ensuring secure and dependable termination in auxiliary circuit configurations. This fuse is an essential component for system integrators and OEM manufacturers seeking to protect critical DC infrastructure. Its selection supports effective coordination with other DC system components, contributing to reduced downtime and enhanced operational continuity. The MDC15A7 complements Mersen’s comprehensive range of DC protection solutions, offering precision and reliability for modern DC distribution networks. The MDC15A7 is a Type Auxiliary Ferrule fuse, indicating its specific design for auxiliary applications requiring this connection type. This fuse is engineered for 1500VDC applications, making it suitable for high-voltage DC distribution systems. Its UNSPSC code is 39121606.
  • 1500VDC Voltage Rating
  • 7 Amp Current Rating
  • Auxiliary Ferrule Connection
  • MDC Series DC Distribution Fuse
  • US-Made by Mersen

Specifications

Amperage Rating
7 A
Application
DC Distribution DC Cabling and Bus DC Auxiliary Circuits Electrical Energy Storage EV Charging Critical Power UPS Protection
Body Material
GMG
Brand Name
Mersen
Connection
Ferrule
Connection Material
Tin-Plated Copper
Connection Type
Auxiliary Ferrule
Current Rating
7 A
DC Voltage Rating
1500 V
Interrupt Rating
50 kA
Mounting
Clip
Series
MDC
Series
MDC Series
Size
3.34 x 0.41 in
Size
84.836 x 10.414 mm
Special Features
Designed for DC applications Low watt losses High cycling performance Low & high current interrupting capability Ultra compact size
Standard
UL Listed File E333668
Type
DC Fuses
Voltage Rating
1500VDC
Package Dimensions (L x W x H)
3.34 in x 0.41 in x 0.41 in
Package Dimensions (L x W x H)
84.836 mm x 10.414 mm x 10.414 mm
Package Weight (Imperial)
0.030 lb
Package Weight (Metric)
0.014 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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9F61 Size B Clips 1.6in

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.