Speck 7.5 HP [112M] Pool Motor (MPH12CA2A57866A) heaters and this Maytronics Dolphin DX4

and this Maytronics Dolphin DX4 version uses the 99957019-ASSY reference

Useful for shutoff in compatible spigot-based plumbing layouts

Wheel assembly shaft for compatible Maytronics Dolphin cleaner applications

The any-horsepower compatibility note makes it especially practical for supported SupaTuf applications where buyers want a more universal fit within that family

or no longer filtering correctly

Speck 7.5 HP [112M] Pool Motor (MPH12CA2A57866A) heaters and this Maytronics Dolphin DX4The Speck 7. 5 HP pool motor is designed for compatible applications that require a 112M frame motor and a higher output replacement for demanding circulation needs. A properly matched pump motor is useful because it restores the drive power of the system while helping preserve alignment and compatibility with the connected pump assembly. This motor is especially useful when the original motor has failed electrically, become noisy, overheated, or no