Temperature & Pressure Converter | HVAC Unit Conversion ToolBy Karthikeyan / March 10, 2025 Temperature Converter Celsius (°C) Fahrenheit (°F) Kelvin (K) Converted Value: — Pressure Converter Pounds per Square Inch (psi) Bar Kilopascal (kPa) Atmosphere (atm) Millimeters of Mercury (mmHg) Inches of Mercury (inHg) Converted Value: —