Mersen L1057596 - Battery Module Fuse 100VDC Max - 160A with Bolted Max. Rated Breaking Capacity DC: 20 kA @ 100 V L/R ≤ 1.5 ms
Mersen

L1057596

Alternate Item Number: MF160B-4


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Overview

The Mersen L1057596 Battery Module Fuse is a specialized DC over-current protection device engineered for Battery Electrical Storage Systems (EES), electric vehicles (EV/HEV), and supercapacitor modules. This fuse provides reliable clearing of DC fault currents up to 20kA at 100VDC with an L/R ratio ≤1.5ms, ensuring optimal coordination with upstream protection systems. Rated at 160A, it delivers low watt losses (3.1W at 0.5In) and high cycling performance, making it ideal for battery module protection during shipping, handling, and system operation. The ultra-compact design supports full coverage of battery module voltage and current ranges, with a minimum breaking capacity (MBC) of 450A and maximum clearing time of 10 seconds at MBC. Certified to JASO D622 for power cycling and vibrations, and undergoing IATF-ISO/TS 16949 quality certification, the L1057596 ensures robust performance in demanding applications. Manufactured in the US by Mersen, this bolted fuse is part of the M-fuse line-up, specifically developed for DC applications requiring precise fault current interruption and thermal stability. The Mersen L1057596 features a maximum rated breaking capacity of 20 kA at 100 VDC with an L/R ratio of 1.5 ms or less. This high breaking capacity ensures safe interruption of fault currents within battery systems. The fuse is designed for a maximum voltage of 100VDC and a current rating of 160A. Its bolted connection type facilitates secure and reliable integration into battery modules. The low watt loss of 3.1W at 0.5In contributes to the overall efficiency of the battery system by minimizing energy dissipation. The fuse's robust design is further evidenced by its high cycling performance, crucial for applications with frequent power fluctuations. The minimum breaking capacity (MBC) of 450A and a maximum clearing time of 10 seconds at MBC provide defined protection parameters. The Mersen L1057596 is manufactured in the USA, adhering to stringent quality standards.
  • Rated 100VDC, 160A with 20kA interrupting rating (IR) at L/R ≤1.5ms
  • Minimum breaking capacity (MBC) of 450A and max clearing time of 10s at MBC
  • Low watt loss: 3.1W at 0.5In for energy efficiency
  • Ultra-compact design with high cycling performance for battery module protection
  • Certified to JASO D622 for power cycling & vibrations, IATF-ISO/TS 16949 quality undergoing certification

Specifications

Amperage Rating
160 A
Application
Battery modules protection Electrical Energy Storage Supercapacitor module protection
Brand Name
Mersen
Connection
Bolted
DC Voltage Rating
100 V
Mounting
Bolted
Size
2.19 x 0.7 in
Size
55.6 x 17.8 mm
Special Features
Design for DC applications Low watt losses High cycling performance Full coverage of battery module voltage and current Ultra compact size Current Ratings (In): 50 to 200A Interrupting Rating: 20kA @ 100VDC, L/R =1.5ms
Standard
IEC 60 269-4 UL/cUL recognized component, UL file E76491 and E60314
Type
Battery Module Fuses
Voltage Rating
100 V
Package Dimensions (L x W x H)
2.19 in x 0.7 in x 0.72 in
Package Dimensions (L x W x H)
55.6 mm x 17.8 mm x 18.4 mm
Package Weight (Imperial)
0.062 lb
Package Weight (Metric)
0.028 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.

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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.