A.Y. McDonald’s thermoplastic pumps sizes range from 1/2 to 1 1/2 HP. They have a reinforced thermoplastic motor bracket and discharge with built-in guide bearing, also reinforced thermoplastic impellers and diffusers with stainless steel flanged sleeve bearings. An internal, anti-spin check valve standard and a thermoplastic intake screen and cable guard. The pumps are powered by NEMA standard composite submersible motors. 2 wire models with ground and 1 1/4″ FNPT discharge.
All four inch submersibles are supplied with grounded leads meeting the National Electrical Code (N.E.C.) specifications. 2 Wire single phase models include pump, motor, and 10′ “SJOW” lead.