Balboa HA440NG spa pumps are available as single speed and two speeds.
Balboa part numbers would be 1023063 and 1023024.
We build these exact fitting pumps in-house.
Balboa HA440NG fit 1 Speed. The original part number would be 1023065, also 1023003 and 1023007
Balboa HA440NG fit 2 Speed. The original part number can be 1023076, 1023024 or 1023430
Sometimes found screwed into the wet end of hot tub pumps and incorporated into a bleed system. They fit US manufactured pumps - Waterway Pumps, Aqua Flo Pumps, Balboa Pumps They do not fit - LX Pumps