Standard Toggle Switch | Sierra TG40040-1 SIERRA TOGGLE SWITCH TG40040-1 ON-OFF-ON SPDT black handle toggle switch is rated for 25 amps @ 12 Volts DC Standard flat handle toggle switch 3 position switch is ON-OFF-ON SPDT (single pole double throw) Corrosion resistant design to withstand the marine environment Plastic construction Brass blade terminals with silver contacts Requires 1/2 in. mounting hole Mounting stem measures 15/32 in. long 15/32”-32 mounting stem threads Rated 25 amps @ 12 volt DC