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US Motors EH704 Replacement

The US Motors EH704 is a 1/2 HP hot-tub pump motor (56J C-face, 3450 RPM, 115/230V). Below: the specs we verify before quoting, and what to check on your nameplate.

Verified specifications

Horsepower1/2 HP
Speed3450 RPM
Voltage115/230V, single-phase, 60 Hz
Frame56J (threaded C-face)
EnclosureODP
RotationCCWLE (counterclockwise, lead end)
ShaftThreaded
Product lineAQUA-SHIELD — definite-purpose hot tub

Definite-purpose: AQUA-SHIELD motors are engineered for pool, spa, and hot-tub pump duty. Match total HP (THP = HP × SF) to the pump's requirements. California and New York require variable-speed replacements for most pool pump motors (Title 20) — ask about compliant options.

Amps: full-load amps are not captured from a published spec block — confirm on your nameplate when quoting.

Confirming the right replacement

Before we quote, compare these fields on your failed motor's nameplate. If any of them differ, send us a photo of the nameplate and we'll match it exactly rather than guessing:

Other US Motors models

Documented equivalent replacements

The motors below are published as replacements for this model in the cross-reference tables cited. We confirm the match against your nameplate before quoting:

Documented equivalentCross-reference source
Century H704 / K3202Nidec US Motors Replacement Cross Reference (manufacturer)

Cross references via Nidec US Motors' published Replacement Motor Cross Reference (pool/spa), manufacturer-published. Crossed motors are documented replacements — match THP, frame, and flange to your nameplate before ordering.

Need a US Motors EH704?

Send the nameplate off your failed unit. We'll confirm the match and quote the EH704 or a verified equivalent with availability and lead time.

Quote this motor