Manufacturer Name: Carrier Product Number: HK02LB008 OEM Part Number: HK02LB008 Product Description: Lp Pressure Switch Weight:0.24lbs/108.86g The Carrier HK02LB008 low-pressure gas switch used only on Carrier HVAC equipment that uses LP gas like propane. It is used as principally a safety device that controls the pressure of the gas within the system and provides an on/off sig... https://www.partshnc.com/lp-pressure-switch-2