1000. Pressure valve. A safety switch that monitors the Pressure of the refrigerant. A/C ComPressor Relief Valve. A/C Service Valve Core. Air Conditioning (A/C) ComPressor Relief. Air Conditioning (A/C) Service Core. Air Conditioning Refrigerant Charging Port Schrader. Check. Fill. Hose and Amplifier; tube. HVAC Switch. Thrust sensor. Included with: AC line, AC tube, Center AC line, Condenser, Condenser to rear Hose AC Hose, Front AC line, Front Pressure line, Liquid line, Pressure Hose, Pressure line.