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The Lennox 25G74 is a control module for HVAC systems. It uses 24VAC or DC power and accepts a 2-10VDC input signal. This module is essential for regulating output and managing heating and cooling processes in HVAC systems.
This control module enhances the communication and control within HVAC systems for improved performance.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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