Lennox 99K65 Gas Valve – OEM Replacement for Lennox Furnaces
The Lennox 99K65 Gas Valve is a factory-original OEM component designed to deliver safe, efficient, and reliable gas flow control in Lennox heating systems. Manufactured by Honeywell under part number VR8205M2450, this valve is engineered for single-stage furnaces and supports multiple ignition types, including direct spark, hot surface, and intermittent pilot systems .
Key Specifications:
- Manufacturer: Honeywell
- Lennox Part Number: 99K65 (also referenced as 99K6501)
- Gas Type: Natural Gas or LP (conversion kit not included)
- Ignition Types Supported: Direct Spark, Hot Surface, Intermittent Pilot
- Voltage: 24V AC
- Frequency: 60 Hz
- Amperage: 0.56 A
- Pressure Regulator Setting: 3.5" W.C. (adjustable between 3.0–5.0" W.C.)
- Max Capacity: 150,000 BTU/hr @ 1" pressure drop
- Inlet/Outlet Size: 1/2" NPT
- Pilot Outlet: 1/4" OD compression fitting
- Operating Temperature Range: -40°F to 175°F
- Weight: Approximately 3 lbs
Features:
- OEM Quality: Ensures compatibility and performance with Lennox systems
- Versatile Ignition Support: Compatible with various ignition systems
- Durable Construction: Built to withstand demanding conditions
- Precise Gas Flow Control: Enhances combustion efficiency and safety
Replaces:
- Lennox Part Numbers: 63K88, 99K6501, 63K8801
- Also used in Allied, Armstrong, Concord, and Ducane systems
Compatible Models:
This gas valve is compatible with a range of Lennox furnace models, including but not limited to:
- 90UGFA2-50-3, 90UGFA3-75-4, G26Q3/4-100-4, GHR26Q4/5-100-6
- And other models across Lennox, Allied, Armstrong, Concord, and Ducane brands
Ensure your Lennox furnace operates at peak performance with the genuine Lennox 99K65 Gas Valve. Its OEM quality and precise engineering make it the ideal choice for maintaining system efficiency and safety.
If you need further assistance or have specific questions about compatibility, feel free to ask!


