Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:MA50-250C 50Hz (PF40017),MA50-250B 50Hz (PF40025),MA65-200C 50Hz (PF41024),MA65-200A 50Hz (PF41030),MA65-250B 50Hz (PF41040),MA65-250A 50Hz (PF41050),MA80-250A 50Hz (PF42051),MA100-200A 50Hz (PF43015),MA40-250B 50Hz (PF07016),MA40-250A 50Hz (PF07017),MA32-250B 50Hz (PF11016),MA32-250A 50Hz (PF11017)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.