SUMP PUMP 1/2 HP* Cast iron motor housing with thermoplastic base SJE float switch Semi-open impeller Handles up to 1/2" so lids 1-1/2" discharge 115 volt oil-cooled shaded pole motor with 8" power cord 1/3 hp - 2760 GPH max; 1/2 hp - 3240 GPH max 1/3 hp - 20" max total head; 1/2 hp - 24" max total head