Engineering Unit Converter — Length, Pressure, Torque, Force, Temperature, Power & Energy

Engineering Unit Converter

Convert between common engineering units for length, pressure, torque, force, temperature, mass, area, power, and energy. No ads, no clutter — just the conversions you need on the shop floor or at your desk.




Supported Categories

  • Length — inches, mm, feet, meters, yards, cm, microinches, microns, thou/mil
  • Pressure / Stress — psi, MPa, ksi, bar, atm, kPa, Pa, kg/cm²
  • Torque — ft-lbs, N-m, in-lbs, kg-cm, oz-in
  • Force — lbf, N, kgf, kN, ozf
  • Temperature — °F, °C, K, °R
  • Mass — lbs, kg, oz, grams, tonnes, tons
  • Area — in², mm², ft², m², cm²
  • Power — watts, kilowatts, horsepower, BTU/hr, ton (refrigeration), ft·lbf/s, metric HP
  • Energy — joules, kilojoules, BTU, calories, kilocalories, kWh, ft·lbf, eV, therm