It should not be used in steam applications

Selection depends on the required insertion length for your specific low-water cutoff or level-control setpoint

Key Benefits Interchangeable Accuracy: Verified ±2% NIST traceable calibration provides reliable performance without the need for on-site calibration tools

minimizing return visits and optimizing gas combustion efficiency across the heating cycle

Wayne 63963-001 Ignition Board 30067439-890 It should not be usedThe Wayne 63963 001 Ignition Board, which is identical to the 35 605953 221, serves as a critical component for maintaining precise control over high efficiency burner firing sequences. As a veteran grade Wayne Combustion ignition control board, this module handles the high voltage spark generation required for reliable fuel ignition while simultaneously providing continuous flame monitoring and safety self termination. Engineered for commercial HVAC