The Rheem-Ruud 46-101904-02 is an OEM control transformer engineered to deliver dependable, low-voltage power to the control circuits in Rheem and Ruud heating and cooling systems. Designed as a direct factory replacement, this transformer ensures your system’s controls, thermostats, and safety circuits receive clean, stable 24-volt power.
Key Specifications
- SKU: 46-101904-02
- Primary Voltage: 208/240V AC
- Secondary Voltage: 24V AC
- VA Rating: 50VA
- OEM Replacement for Rheem and Ruud HVAC Equipment
Why Choose the Rheem-Ruud 46-101904-02?
As a genuine OEM part, this transformer is built to the exact electrical and mechanical specifications required by Rheem and Ruud equipment. The 50VA capacity provides ample power headroom for control boards, thermostats, and zone controls, while the dual 208/240V primary accommodates both standard commercial and residential supply voltages. Choosing a factory-matched transformer eliminates compatibility guesswork and helps protect downstream control components from voltage irregularities.
Applications
- Rheem and Ruud residential and light commercial HVAC systems
- Furnace and air handler control circuit power supply
- Thermostat and low-voltage control board power
- Direct OEM replacement for failed or aging control transformers
Installation Notes
Always de-energize the unit before servicing. Verify primary supply voltage matches the 208V or 240V input rating before installation. Confirm VA load requirements of all connected control devices do not exceed the 50VA rating of this transformer.
