Polaris Booster Pump w/ 60 Hz Motor, 0.75HP, Threaded Shaft || P61 Pentair EC Product and the cup assembly which

and the cup assembly which is also (Black) but is smaller and has rivets on the end and is threaded to lock the assembly together

Ensure compatibility with your pool's in-floor cleaning system before installation

Monitor the pressure gauge and whenever it rises ~10 psi above the clean-start number

Pentair SuperFlo Diffuser Plate | 355949

Polaris Booster Pump w/ 60 Hz Motor, 0.75HP, Threaded Shaft || P61 Pentair EC Product and the cup assembly whichPolaris Booster Pump w 60 Hz Motor, 0. 75HP, Threaded Shaft P61 This threaded shaft motor is designed to use with Zodiac Polaris booster pump model PB4 60. 3 4 Horsepower 60 hertz motor.