How to Implement a Remote Control Trip Switch (circuit breaker) for 80-100A 12VDC
I believe what you want is a "Shunt Trip" Circuit Breaker.  If you do a search on the Newark.com website for "Circuit Breaker Shunt Trip" you will come up with some options.

http://www.newark.com/eaton-cutler-hammer/faz-xaa-c-12-110vac/shunt-trip/dp/58M6526?in_merch=Popular Circuit Breakers