Mersen MDC07A80S - Fuse MDC07A - DC Distribution 600VAC 700VDC 80A Type Auxiliary Surface Screw Mount
Mersen

MDC07A80S

Alternate Item Number: MDC07A80S

UPC: 782001507602


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Overview

The Mersen MDC07A80S is a DC distribution fuse designed for reliable overcurrent protection in DC systems. Rated for 80A, it supports voltages up to 600VAC and 700VDC, making it suitable for a range of demanding applications. This fuse features an auxiliary surface mount design with screw terminals, simplifying installation in control panels, power distribution units, and renewable energy systems. The MDC Series utilizes proven fuse technology to deliver optimal current limitation and coordination within DC distribution networks. System integrators and OEM manufacturers can confidently select the MDC07A80S for applications requiring precise protection coordination with other DC components. Its US manufacture and UNSPSC code of 39121606 (39121606 - Fuses) align with industrial standards for DC protection. The MDC07A80S ensures maximum performance and minimizes downtime during fault conditions, providing essential safety and operational continuity for your DC power infrastructure.
  • 80A current rating for robust DC system protection
  • Supports up to 700VDC and 600VAC
  • Auxiliary surface mount design for easy installation
  • Screw terminals for secure connections
  • Designed for DC distribution networks and renewable energy systems

Specifications

AC Voltage Rating
600 V
Amperage Rating
80 A
Application
DC Auxiliary Circuits Electrical Energy Storage EV Charging Critical Power UPS Protection.
Body Material
GMG
Brand Name
Mersen
Connection
Surface Screw Mount
Connection Material
Tin-Plated Copper
Connection Type
Screw Terminal
Current Rating
80 A
DC Voltage Rating
700 V
Mounting
Screw
Mounting Type
Surface Mount
Mounting Type
Auxiliary Surface Mount
Series
MDC
Size
3.57 x 0.81 in
Size
90.678 x 20.574 mm
Special Features
Designed for DC applications Low watt losses High cycling performance Ultra compact size
Standard
UL Recgonized Component File E60314
Type
DC Fuses
Voltage Rating
600VAC 700VDC
Voltage Rating
600VAC/700VDC
Voltage Rating
700 VDC / 600 VAC
Package Dimensions (L x W x H)
3.57 in x 0.81 in x 0.81 in
Package Dimensions (L x W x H)
90.678 mm x 20.574 mm x 20.574 mm
Package Weight (Imperial)
0.022 lb
Package Weight (Metric)
0.010 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.