Lennox 12J99 Ignition Control Freon Always verify the rating on

Always verify the rating on the motor nameplate before energizing the circuit

Common Questions What refrigerants are compatible with the Parker 100997

Structural Integrity: Constructed with heavy-duty materials to withstand high-temperature environments

Standard 24V Operation: Compatible with most industry-standard 24 VAC transformer outputs and furnace control boards

For technicians performing HVAC furnace repair

Lennox 12J99 Ignition Control Freon Always verify the rating onThe Lennox 12J99 Ignition Control (Part Number 104278 01) is a critical OEM furnace control board designed for precise sequencing of the ignition process in 24 VAC residential heating systems. As a direct cross replacement for legacy components including Lennox 60M32, 12J9901, and the original 104278 01, this module manages the gas valve, ignitor, and flame sensing circuits to ensure safe combustion cycles. This electronic integrated ignition control