Lennox 38631 TransformerLennox 38631 is a reliable P 8 9490 transformer designed for 120V to 24V control power in HVAC systems. This 30 VA HVAC transformer delivers steady, safe low voltage power to thermostats, relays, and control boards, helping maintain accurate temperature control and reliable operation. By delivering clean, stable 24V control power, it supports consistent performance across heating and cooling cycles. As a true step down transformer, it converts

Choose the K19AT-36H for a trusted thermocouple that supports safe operation and durable performance

Built for use in both home and business settings

2-speed operation to balance cooling and efficiency

providing a straightforward upgrade without complex wiring changes

Loading Air Gap: 1/8 to 3/16 inch

Differential: 2–6 psi

This valve body rebuild kit is designed for 2-way operation with a 7

AO Smith replacement parts designed for reliable performance and durability

ensuring precise control in routine pumping tasks

the fitting carries a pressure rating of 150 PSIG and a temperature rating of 300°F

it helps your system run more efficiently and with fewer energy fluctuations

ready-to-install solution for quick pump restoration