Standard handle. Up: Mom On, Center: Off, Down: Mom On. Mounting stem is nickel-plated brass 15/32" -32 thread, 15/32" (11.9mm) long, and fits panels up to 9/32" (7.1mm) Phenolic housing, with plated steel cap. Nickel-plated brass mounting hardware. Three screw terminals: 6-32 screws. 25A at 12V, 15A at 24V, and 10A at 36V DC.