Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:PLUS P 3-150/7 230-50 (PF500307000Z),PLUS P 3-150/7T 230/400-50 (PF500307040Z),PLUS-S P 3S-150/7 230-50 (PF500307200Z),PLUS-S P 3S-150/7T 230/400-50 (PF500307240Z),PLUS P 5-200/7 230-50 (PF500507000Z),PLUS P 5-200/7T 230/400-50 (PF500507040Z),BOOSTER N.3 P 5S-200/7 230-50 (PF500507200Z-G31),PLUS-S P 5S-200/7 230-50 (PF500507200Z),PLUS-S P 5S-200/7T 230/400-50 (PF500507240Z),PLUS-A P 3A-100/5 230-50 (PF540305000ZX),PLUS-A P 3A-100/5T 230/400-50 (PF540305040ZX),PLUS-SA P 3SA-100/5 230-50 (PF540305200ZX),PLUS-SA P 3SA-100/5T 230/400-50 (PF540305240ZX),PLUS-S P 5A-150/5 230-50 (PF540505000Z),PLUS-A P 5A-150/5T 230/400-50 (PF540505040Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.