Nidec/US Motors 2.0 HP [7.0A] [56Y/SF] Pool Motor (EH637)

Type:	Pump Motors
Mfg	Nidec/US Motors
Mfg Part #	EH637
Replaces:	5238-324, 627244, H637, MGT-60-5196
Works With:	Pool Motor
Phase:	3-Phase
Horsepower:	2.0 HP
Frame:	56Y Frame - Square Flange
Speed:	1-Speed
Voltage:	208V-230V/460V
Amperage:	7.0A-6.6A/3.3A
Mount:	Threaded

COMPARE AT $949.25

OUR PRICE $729.54

STOCK STATUS IN STOCK Ships Usually The Same/Next Business Day

Quantity

✓ $9.88 Standard Shipping
Under 25 lbs. Contiguous USA ✓ Secure Checkout
Safe & secure ✓ Expert Parts Support
We’re here to help

Helpful Pump Motor Articles

Recommended Before Purchase

How To Match A Spa Pump By HP, Voltage, Amps & Plumbing Size

Replacing a spa pump is not as simple as matching the horsepower printed on the label. Horsepower ratings are not always measured or presented cons...

Read Article

How to Measure a Plumbing Union To Ensure You Buy The Right Replacement Part

Plumbing unions are small parts, but they are extremely important in hot tubs, spas, jetted tubs, and pool equipment. A un...

Read Article

Why Is My Spa Pump Humming But Not Running?

A spa pump that hums but will not run is a common hot tub problem. You may hear the motor trying to start, but the pump do...

Read Article

Why Is Water Leaking From Under My Hot Tub Pump?

Finding water under your hot tub pump can be stressful. The pump is one of the most important parts of the spa, and any le...

Read Article

SHARE & GET $10 FOR EVERY FRIEND WHO JOINS US & MAKES A PURCHASE!

TAGS: pumpmotors, usmotors

Details

Nidec and US Motors pool motors remain a strong replacement option when exact frame compatibility and dependable output matter, and this 2.0 HP version uses the EH637 reference with a 7.0 amp draw and 56Y square-flange configuration. A recognized Nidec US Motors replacement is especially valuable when the repair depends on restoring the original motor profile with confidence.

This motor has practical value because the 56Y square-flange frame is a major compatibility detail in many pool pump installations. Matching the correct horsepower, amperage, and flange layout helps preserve the existing pump arrangement and contributes to a smoother, more reliable service process.

This type of motor is especially useful when a compatible pool motor has failed but the wet end and housing still have useful service life left. That helps make motor replacement a more targeted and more efficient alternative to changing the entire pump.

Installed in the proper application, this Nidec US Motors pool motor helps support dependable operation, accurate fitment, and stronger replacement confidence.

2.0 HP pool motor in the proven Nidec US Motors replacement line
Rated at 7.0 amps with a 56Y square-flange configuration
Helps restore motor performance in compatible pool pump applications
Useful when replacing a failed original motor while keeping the pump body
Improves fit confidence and long-term serviceability

Nidec / U.S. Motors – Pool Pump Motors, Electric Motors and Replacement Motor Parts

Who is Nidec / U.S. Motors?

Nidec / U.S. Motors is a leading manufacturer of electric motors and drive systems, part of the global Nidec Corporation. With over a century of engineering expertise, U.S. Motors has become a trusted name in high-performance motor solutions used across HVAC, industrial, and pool and spa applications. Their motors are widely recognized for reliability, efficiency, and long service life.

What products does Nidec / U.S. Motors specialize in?

Nidec / U.S. Motors specializes in electric motors including pool pump motors, variable speed motors, single-speed motors, and replacement motor components. Their product lineup includes motors designed to power pumps, filtration systems, and water features, ensuring proper water circulation and system performance.

Why choose Nidec / U.S. Motors parts for your pool or spa?

Nidec / U.S. Motors products are known for durability, energy efficiency, and consistent performance. Their motors are engineered to operate in demanding environments, handling continuous use, high humidity, and temperature fluctuations. Pool professionals and homeowners choose Nidec for dependable motor replacements that improve efficiency and extend equipment life.

How do you identify and choose the correct Nidec / U.S. Motors part?

To select the correct motor, it’s important to match specifications such as horsepower (HP), service factor (SF), voltage, frame size, RPM, and shaft type. Verifying model numbers and compatibility with your existing pump ensures proper fit and operation. Choosing the right motor helps maintain efficient performance and prevents system damage.

Need help finding the right Nidec / U.S. Motors part?

At Bath & Spa Parts Online, we carry a wide selection of Nidec / U.S. Motors pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.