Product Overview

Bring your Pentair variable-speed pump back to life with the Pentair 356289S VST Drive & Motor Assembly with Keypad. This complete replacement motor/drive package is designed for Pentair SuperFlo VST and WhisperFlo VST pumps, restoring dependable performance and full variable-speed control.

Ideal For

• Pool owners replacing a failed VST drive and motor while keeping the existing wet end

• Systems that use automation control via RS-485 communication

• Matching an existing Almond-colored motor/drive assembly

Key Features

• Complete motor + drive assembly with onboard keypad

• Variable-speed replacement assembly for compatible Pentair VST pumps

• RS-485 communication interface for automation integration

• Voltage: 208–230/460V (as specified for this assembly)

• Color: Almond

Benefits

• Restore full variable-speed operation and control

• Replace the drive/motor in one shot (instead of piecemeal repairs)

• Automation-ready via RS-485, helping maintain integrated control workflows

Specifications

• Part Number (MPN): 356289S

• Assembly Type: Variable Speed Motor Drive Assembly (with keypad)

• Communication: RS-485

• Voltage: 208–230/460V

• Color: Almond

• HP Note: Often listed as “1.5 HP (or 2.7 HP depending on impeller/wet end configuration)” by retailers—verify your pump’s exact model and wet end before ordering.

Compatibility

Commonly listed as compatible with:

• Pentair SuperFlo VST (often referenced for units after Oct 2020—confirm your pump revision/model)

• Pentair WhisperFlo VST

Tip: If you’re unsure whether your pump is the correct revision, check the pump data plate/model number and compare against your parts diagram.

What’s Included

• (1) VST Motor + Drive Assembly

• (1) Integrated Keypad (top control panel)

Customer-Facing Q&A

Q: Is this the complete motor and drive (not just a control board)?
A: Yes—356289S is a motor + drive assembly with keypad, intended to replace the full VST motor/drive unit on compatible pumps.

Q: Will this work with pool automation?
A: This assembly includes an RS-485 interface, which is commonly used for automation communication on compatible Pentair systems.

Q: Does it fit every SuperFlo VST or WhisperFlo VST?
A: It’s commonly specified for SuperFlo VST and WhisperFlo VST, but compatibility can vary by revision—confirm your pump’s exact model and build before ordering.

Q: Is SuperFlo VST a TradeGrade product?
A: Pentair designates SuperFlo VST as a TradeGrade product.