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Lennox 10X87 is an OEM C3 controller for Lennox HVAC systems. It provides core control functions for heating and cooling, supports integration with temperature and humidity sensors, and offers built-in diagnostics. The unit supports multi-zone management and variable fan speed control. Typical use cases include replacement and system control in compatible Lennox Prodigy and other Lennox systems.
OEM Lennox C3 controller (MPN 10X87) for multi-zone HVAC control, touchscreen and variable fan speed support, compact 23.0 x 13.0 x 8.3 in form factor.
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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