The Cole Hersee Neutral Safety Ball Switch 9242-01 features moisture-resistant insulator, corrosion-resistant metal housing, two screw terminals and brass gasket/washer. SPST. On with ball depressed, spring return to Off. Silver contacts. Rated 35A at 12V DC, 20A at 24V DC. Mounting stem 9/16" -18 UNF-2A thread, 5/16" (7.9mm) long. Replaces: International 863187-R91.