Sealed battery disconnect switch is rated for 180 amps continous, and 1000 amps in-rush.  Suitable for electrical systems ranging from 6 volts to 36 volts.  One piece die cast housing is 2 5/8" in diameter and 4 1/8" long.  Mounting stem is 3/4" in diameter and 25/32" long.  Single Pole (on - off), Single throw wiring terminals are 3/8" studs.  Switch is key operated.