Lennox 38631

Lennox 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 standard 120V mains to a 24V secondary, providing robust, consistent control power for a wide range of equipment. The P-8-9490 is designed to be a dependable replacement part for Lennox systems and other standard HVAC control circuits that require a 30 VA rating and reliable performance, even during peak demand.

• Model: P-8-9490
• Input Voltage: 120V
• Output Voltage: 24V
• Power Rating: 30 VA
• Application: HVAC control transformer for thermostats, relays, and control boards

Choose this Lennox transformer for a trusted replacement part that supports reliable HVAC operation and safe, stable low-voltage power for your control wiring. It’s a practical choice for 120V to 24V conversions in residential and commercial environments.