This single pole, single throw switch turns one circuit on and off. Nominal Voltage is 6-36V DC with 175A continuous and 800A intermittent ratings. Has 3/8" brass terminal studs. Includes face plate which indicates position of the M284 switch. 3/4" mounting hole, up to 5/16" panel thickness. Compares to Cole Hersee part number M-284-09-BP.