Amps: 25 . Heavy duty Plastic housing with plated steel cap Stem and housing hardware are nickel plated brass Nickel plated brass handles, standard or long type Mounting stem 15/32" - 32 thread, 15/32"long Fits panelsup through 1/4" thick 25 amps at 12 volt DC Silver contacts for dependable electrical operation Single pole, single throw Keyway in stem located in DOWN position