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Combustion Monitor & Closed-Loop Controller for Gasoline & Diesel Heaters Know how your heater is running before it stops running. VELIT Lambda AFR gives your heater real-time combustion feedback, helping you detect rich or lean operation, diagnose performance issues, and maintain reliable heating. Simply connect it to the exhaust to check combustion health. For compatible VELIT heaters, Lambda AFR enables closed-loop combustion control, automatically adjusting fueling for improved stability, cleaner operation, and better reliability at changing conditions. Features: ✓ Real-time Lambda monitoring ✓ Rich / lean combustion diagnosis ✓ Pre-season heater health checks ✓ Installation and maintenance troubleshooting ✓ Closed-loop AFR control for compatible VELIT heaters ✓ Smart Priming & Smart Ignition support
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🇺🇸 Ship from USA · On Agora since 2025
$249.00