Nidec/US Motors 4.0 HP [16.4A] [56Y/TB] Spa Motor (TT506) reducers A four-button topside panel is

A four-button topside panel is often the right choice when the goal is simple

1-1/2 inch MPT x 1-1/2 inch MPT design

O-ring with 21 inch ID and 1/2 inch cross-section

Designed for compatible spa control replacement applications

When internal support pieces no longer hold up

Nidec/US Motors 4.0 HP [16.4A] [56Y/TB] Spa Motor (TT506) reducers A four-button topside panel isNidec and US Motors spa motors are trusted for demanding replacement applications where higher output and correct physical fit are both essential, and this 4. 0 HP model uses the TT506 reference with a 16. 4 amp draw and 56Y threaded bolt configuration. The Nidec US Motors line is especially useful when larger spa systems need a proven replacement motor platform instead of an uncertain alternative. This motor has practical value because the 56Y TB