Pentair 354803S WhisperFlo 3/4HP Single Speed TEFC Motor | 56Y

The 354803S Pentair WhisperFlo Motor is engineered as a high-quality OEM replacement for WhisperFlo and SuperFlo pump systems, delivering reliable ¾ HP performance at a single speed. Its TEFC construction ensures internal protection against dust, moisture, and poolside elements, extending service life and minimizing downtime. Built within a durable 56Y square-flange frame and finished in Pentair’s classic almond tone, this motor installs quickly and securely as a direct replacement. Supporting both 115V and 208–230V power supplies, it provides flexibility for a range of residential pool setups. With sealed, maintenance-free bearings, this motor offers long-lasting, quiet operation for efficient water circulation.

Highlights

• ¾ HP Single-Speed Output: Delivers consistent power for stable water movement, supporting efficient circulation in residential pools.

• Durable TEFC Build: Features a totally enclosed fan-cooled housing that safeguards moving parts from poolside conditions, enhancing lifespan.

• Universal Power Options: Works with standard 115V and 208–230V connections, allowing compatibility with common electrical configurations.

• OEM-Grade Square-Flange Frame: 56Y square-flange design matches original Pentair dimensions, enabling direct fit into WhisperFlo and SuperFlo pumps.

• Quiet, Long-Lasting Use: Runs with sealed bearings for low-noise operation and reduced maintenance requirements.

Compatibility

• Pentair SuperFlo Pumps
• Pentair WhisperFlo Pumps

Additional Info

The Pentair 354803S WhisperFlo Motor (¾ HP, single-speed, TEFC) is built to replace OEM motors in WhisperFlo and SuperFlo pumps. Below are installation tips, compatibility notes, and troubleshooting guidance with emphasis on local pricing and availability.

Installing the 354803S Motor Locally

This motor mounts directly into compatible pumps using its 56Y square-flange frame. Correct voltage hookup ensures safe, efficient performance.

How do I wire the Pentair 354803S motor to a 230V system?

Why does the motor not line up properly in my pump housing?

Can I check local shop stock for the 354803S WhisperFlo motor?

Do I need to reseal the pump lid when changing the motor?

Confirming Local Pump Compatibility

Designed for WhisperFlo and SuperFlo models, the 354803S offers OEM-style fit. Checking pump specifications locally ensures you purchase the right motor.

Will the 354803S motor replace my old SuperFlo motor?

How can I confirm locally that my WhisperFlo pump uses this part?

Can I compare local prices for the Pentair 354803S replacement?

Do nearby shops stock this motor for same-day pickup?

Addressing Common Motor Issues

Excess noise, electrical faults, or reduced circulation often signal motor wear. Replacing with the OEM 354803S ensures reliable operation.

Why does the 354803S trip the breaker during startup?

What causes the motor to rattle or vibrate after installation?

Should I replace gaskets or hardware when changing the motor?

Can local staff confirm this is the correct ¾ HP motor for me?