Mersen MF175A-4 Battery Module Fuse 100VDC Max - 175A with Bolted Minimum breaking capacity: 630A Max.…
Alternate Item Number: MF175A-4
UPC: 782001482121
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Overview
- Designed for DC applications, specifically battery modules and EES/EV systems
- 100VDC maximum voltage rating with a 175A current rating (In)
- High interrupting rating (IR) of 20 kA @ 100VDC with L/R ≤ 1.5 ms
- Low watt losses and high cycling performance for system efficiency
- Ultra-compact size for space-constrained battery module designs
Specifications
Amperage Rating | 175 A |
Application | Battery modules protection Electrical Energy Storage Supercapacitor module protection |
Brand Name | Mersen |
Connection | Bolted |
DC Voltage Rating | 100 V |
Mounting | Bolted |
Size | 2.66 x 1 in |
Size | 67.6 x 25.4 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) | 2.66 in x 1 in x 1 in |
Package Dimensions (L x W x H) | 67.6 mm x 25.4 mm x 25.4 mm |
Package Weight (Imperial) | 0.150 lb |
Package Weight (Metric) | 0.068 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.Frequently Asked Questions
What is the maximum DC voltage rating for the M-fuse MF 100VDC Max. series?
The M-fuse MF 100VDC Max. series has a maximum DC voltage rating of 100 VDC.
What is the current rating range for the M-fuse MF 100VDC Max. series?
The current rating range (In) for this series is from 50A to 200A.
What is the interrupting rating (IR) for the M-fuse MF 100VDC Max. fuses?
The interrupting rating (IR) is 20kA at 100VDC, with an L/R ratio of ≤1.5ms.
What is the minimum breaking capacity (MBC) for the MF175A-4 fuse?
The minimum breaking capacity (MBC) for the MF175A-4 fuse is 630A.
What is the power dissipation of the MF175A-4 fuse at 0.5 In?
The power dissipation for the MF175A-4 fuse at 0.5 In is 4 W.
What is the weight of the MF175A-4 fuse?
The weight of the MF175A-4 fuse is 68 g.
What is the maximum time to clear MBC for the MF175A-4 fuse?
The maximum time to clear MBC for the MF175A-4 fuse is 50 ms.
What are the primary applications for the M-fuse MF 100VDC Max. series?
This series is designed for battery modules protection, Electrical Energy Storage, and Supercapacitor module protection.
What standards does the M-fuse MF 100VDC Max. series comply with?
The series complies with IEC 60 269-4 and is a UL/cUL recognized component.
What are the dimensions for the MF-A series fuses (50-200A)?
The MF-A series fuses have dimensions including A=2.66 in (67.6 mm), B=1.16 in (29.5 mm), and C=2.19 in (55.6 mm).
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.










