Ruud 51-107406-09 Ecm Blower Motor Module 115V 1/2 Hp

Product Description

The RUUD 51-107406-09 is a third-generation SelecTech ECM blower motor module designed for use in residential and light commercial HVAC air-handling systems. It operates on 115 volts and is rated at 1/2 horsepower, incorporating PWM (pulse-width modulation) control for variable-speed operation. Electronically commutated motor technology allows this module to meet current federal minimum efficiency standards through optimized motor design rather than oversizing. Licensed HVAC technicians install this module as part of blower assembly service or motor replacement in forced-air systems.

This module is engineered for the demanding thermal and electrical environments common in residential furnaces and air handlers, as well as light commercial forced-air equipment. The SelecTech Gen 3 platform supports PWM-based speed control signals, making it compatible with communicating and variable-speed air-handling systems that require modulated blower performance across heating, cooling, and continuous-fan operation modes.

Key Features

• Third-generation SelecTech ECM platform with PWM speed control input
• 115-volt operating voltage suitable for standard residential electrical supply
• 1/2 HP rated output for mid-range blower applications
• ECM design meets current federally regulated efficiency requirements
• Built for high-cycle, high-temperature HVAC blower environments

Compatibility

Designed as an OEM-style replacement ECM blower motor module for residential and light commercial forced-air HVAC systems requiring a 115-volt, 1/2 HP SelecTech Gen 3 PWM-compatible module.

Installation Notes

Installation should be performed by a licensed HVAC technician. Disconnect and lock out all electrical power to the air handler or furnace before removing or installing the motor module. Verify PWM control signal compatibility between the module and the system control board before energizing. Follow all applicable local codes and manufacturer wiring diagrams during reinstallation.

Technical Specifications

• Voltage: 115 volts
• Horsepower: 1/2 HP
• Motor Type: ECM (Electronically Commutated Motor)
• Control Type: PWM (Pulse-Width Modulation)
• Generation: SelecTech Gen 3
• Application: Residential and Light Commercial HVAC

Standard Information

• Brand: RUUD
• Manufacturer Part Number: 51-107406-09