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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 300A Max. Rated Breaking Capacity DC: 20 kA @ 700 V L/R ≤ 1 ms Bolted  



Rated voltage DC UL

700   V

Ampere Rating

300   A

ROHS Compliant


AC or DC




Max. Rated Breaking Capacity DC

20 kA @ 700 V, L/R ≤ 1 ms  

Min Interrupting Rating (MBC)

1580   A

Power Dissipation at Intermediate Current Value

8.8 W @ 0.5 In  

Connection/Terminal Material

Silver-Plated Brass  

Connection/Terminal Type


Product Weight

0.573   lb

Product Diameter

1.5   in

Product Length

4.33   in

Sell Pack Quantity

10   EA

Sell Pack Weight

5.73   lb

Sell Pack Width

4.53   in

Sell Pack Length

8.07   in

Sell Pack Height

3.03   in