Mersen T1203009 - Mersen ABAT12E DC fuses (SKU: T1203009) provide high-performance protection for 1200VDC applications, including battery containers and inverters. Designed for current ratings from 800A to 1800A, these fuses offer a maximum interrupting rating with limited power loss. UL-recognized and manufactured by Mersen in the US, ABAT12E fuses ensure reliable operation under demanding conditions. The design prioritizes safety and efficiency in DC systems, making them ideal for industrial and renewable energy applications.
Mersen

T1203009

Alternate Item Number: ABAT12E1700-BIA


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Overview

The Mersen ABAT12E DC fuse (SKU: T1203009) is engineered for robust over-current protection in demanding 1200VDC industrial applications. This UL-recognized fuse, manufactured in the USA by Mersen, offers reliable performance for critical systems such as battery containers and inverters. Designed to cover a wide current range from 800A to 1800A, the ABAT12E series provides a high interrupting rating while minimizing power loss, ensuring efficient operation. Its design prioritizes safety and efficiency within DC systems, making it an ideal choice for renewable energy installations and other industrial sectors transitioning to DC power. The ABAT12E series is part of Mersen's comprehensive DC Over-Current Protection (O.C.P.) range, developed to address specific needs in electric vehicle (EV/HEV) and Battery Electrical Storage Systems (ESS). While the provided catalog data details other Mersen DC fuse lines like EVpack-fuse (MEV100, MEV70) and M-fuse, which offer specific voltage and current ratings (e.g., 1000VDC, 700VDC, 100VDC) and applications like battery module protection, the ABAT12E specifically targets higher voltage and current requirements for larger DC systems. Its construction and testing ensure reliable clearing of DC fault currents, safeguarding sensitive equipment and personnel. Trust Mersen's expertise in DC protection for your critical infrastructure.
  • 1200VDC rated for high-voltage DC applications
  • Current ratings from 800A to 1800A
  • UL-recognized for reliable safety and performance
  • Designed for battery containers and inverters
  • Manufactured in the USA by Mersen

Specifications

Amperage Rating
1700 A
Application
Protection of inverters Battery container protection Battery rack / string protection Power Conversion System (PCS) protection Protection of Battery Connection Panel (BCP) DC Systems protection
Body Material
Ceramic
Brand Name
Mersen
Connection
End Contact with Threaded Holes
Connection Material
Silver-Plated Brass
DC Voltage Rating
1200 V
Mounting
Bolted
Size
4.31 x x in
Size
109.6 x x mm
Special Features
Designed for DC applications Dedicated to battery protection Fastest of their category Compactness High Max. Interrupting Rating Several terminals can be provided
Standard
UL Recognized - UL 248-13 CSA C22.2
Type
Battery Energy Systems
Type Of Indicators
Striker
Package Weight (Imperial)
6.834 lb
Package Weight (Metric)
3.100 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.