Rugged cast iron pump body for durability. Tough thermoplastic impeller. Glass filled thermoplastic diffuser. Cast iron seal plate. Pre-mounted, fully adjustable pressure switch. For shallow well applications up to 25 ft depth. 1-1/4 NPT suction, 1 in discharge/drive port, 67 psi maximum pressure, 12.5 gpm flow rate, 1 year warranty from Superior Pump.