Long Stem, Brass Case BP Mounting stem: Brass 3/4" -16 thread (19.1mm), 1 13/32" (46.1mm) long. Fits panels up to 15/16" (23.8mm) thick. Terminals: Two 3/8" (9.5mm) diameter studs. Actuator: Chrome-plated lever. Silver-laminated contacts. Single Pole Two positions: Off-On. For 6-36V DC systems. Will disconnect the battery circuit only. Electrical Ratings (unless noted): 1000A intermittent, 175A continuous. UL Listed 707B: 800A intermittent, 175A continuous. UL Listed 375M: 250A at 6V, 125A at 12V intermittent; 40A at 6V, 20A at 12V continuous. Electrical ratings on UL labels are conservative.