Trane CNT1866 Fan Control Freon 5-inch immersion depth for universal

5-inch immersion depth for universal compatibility across multiple electric water heater brands

The compact footprint allows for seamless HVAC gas line filtration retrofits in tight mechanical rooms without requiring extensive repiping

it is best practice to always use a new Teflon gasket when installing a Rotolock valve to ensure a leak-free seal

Common Questions Is the Fenwal 35-605500-001 compatible with my existing 05-296623-751 module

Common Questions Is the bleeder resistor required for this model

Trane CNT1866 Fan Control Freon 5-inch immersion depth for universalThe Trane CNT1866 is a professional grade 11 Terminal ICM Fan Control designed specifically for demand side outdoor fan management in Trane and American Standard HVAC systems. This OEM replacement control board (commonly cross referenced with CNT01866 and D341232P01) utilizes integrated ICM technology to modulate condenser fan motor speeds based on real time ambient temperatures and system set points. Unlike standard on off controls, this printed