High-current analog switch
This is just an example. You can search based on your requirements in the same fashion in digikey or mouser. Please post a new specific question if you are still stuck.
TS5A12301E from TI. 
http://www.ti.com/switches-multiplexers/analog/products.html#p480=1;1&amp;p3139max=271.987;450



Current rating is upto 450 mA