Lennox 11G09 Cut In at 55 PSI Cut Out at 25 PSI Low Pressure Switch

The Lennox 11G09 Low Pressure Switch is a safety device used in HVAC systems in air conditioners and heat pumps. This high quality switch protects the system by switching off at 25 PSI and switching on at 55 PSI to avoid the effects of low refrigerant pressures. The switch assists in avoiding damages that may lead to expensive repairs because of low pressure levels. This is essential in maintaining a steady flow of performance and also in conserving the equipment from being damaged hence the equipment will be performing at an optimum that is both efficient and energy conserving.