Serviceability: Industrial-grade components allow for consistent performance during high-duty cycle operations

Steam Rated Durability: Specifically calibrated as a two-position steam zone valve

This genuine OEM Trane part provides precise manual control for 1 Heat / 1 Cool HVAC systems

This kit is essential for HVAC system upgrades where auxiliary heating is required to maintain indoor setpoints when outdoor ambient temperatures drop below the heat pump’s thermal balance point

Precise Thermal Callibration: Tight 150-190F range ensures the system operates within specific safety margins for Sterling heat exchangers

Fenwal 35-655605-003 Control Freon Serviceability: Industrial-grade components allow forThe Fenwal 35 655605 003 is a microprocessor based 24V HSI ignition control designed for precise sequence management in gas fired heating equipment. Engineered for high reliability applications, this hot surface ignition module utilizes intensive diagnostic logic to monitor the thermostat, pressure switch, and main burner flame. It features a 3 try ignition strategy with a 7 second trial for ignition (TFI), ensuring robust performance in demanding