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Approvals & Standards

  • Power Cycling & Vibration JASO D622

Key features & benefits

EVpack-fuse line-up belongs to the new DC Over-Current protection (O.C.P.) range developed by MERSEN to address specific needs in EV/HEV and Battery Electrical Storage System.
EVpack-fuse provides the ultimate protection of the battery pack offering reliable clearing of DC fault currents. It has been specifically engineered and tested to provide DC applications best-in-class protection performance: Up to 700VDC, Current rating (In)= 35 to 600A, Interrupting Rating (IR) = 20kA, L/R ≤1ms, Minimum Breaking Capacity (MBC) < 3kA for a perfect
matching with DC contactor in addition to withstanding high inrush current auxiliary applications (e.g. air conditioning…) with MEV70V.

More specifications


  • Electrical Energy Storage
  • Battery pack protection
  • Battery charger
  • Supercapacitor pack protection
  • Backup protection for DC relay / disconnector / switch
  • Maintenance Safety Disconnect (MSD)

Product Specifications

Item Number


Catalogue No.



EVpack Fuse 700VDC UL 500A Max. Rated Breaking Capacity DC: 20 kA @ 700 V L/R ≤ 1 ms Bolted  



Rated voltage DC UL

700   V

Ampere Rating

500   A

ROHS Compliant


AC or DC




Max. Rated Breaking Capacity DC

20 kA @ 700 V, L/R ≤ 1 ms  

Min Interrupting Rating (MBC)

2460   A

Power Dissipation at Intermediate Current Value

13.9 W @ 0.5 In  

Connection/Terminal Material

Silver-Plated Brass  

Connection/Terminal Type


Product Weight

1.14   lb

Product Diameter

2   in

Product Length

4.49   in

Sell Pack Quantity

4   EA

Sell Pack Weight

5.56   lb

Sell Pack Width

4.5   in

Sell Pack Length

8.25   in

Sell Pack Height

2   in