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**Watt**

**Watt (W)**is a unit in the category of

*Power (Heat flow)*. It is also known as watts. This unit is commonly used in the SI unit system. Watt (W) has a dimension of ML

^{2}T

^{-3}where M is mass, L is length, and T is time. This unit is the standard SI unit in this category.

Other units in the category of Power (Heat flow) include Abwatt (emu of Power) (aW), British Thermal Unit (IT) Per Hour (Btu (IT)/h), British Thermal Unit (IT) Per Minute (Btu (IT)/min), British Thermal Unit (IT) Per Second (Btu (IT)/s), British Thermal Unit (therm.) Per Hour (Btu (therm.)/h), British Thermal Unit (therm.) Per Minute (Btu (therm.)/min), British Thermal Unit (therm.) Per Second (Btu (therm.)/s), Calorie (IT) Per Hour (cal (IT)/h), Calorie (IT) Per Minute (cal (IT)/min), Calorie (IT) Per Second (cal (IT)/s), Calorie (therm.) Per Hour (cal (therm.)/h), Calorie (therm.) Per Minute (cal (therm.)/min), Calorie (therm.) Per Second (cal (therm.)/s), Cheval-Vapeur (horsepower) (cv, HP), Dyne-Centimeter Per Second (dyn-cm/s), Erg Per Second (erg/s), Foot-Pound Force Per Hour (ft-lbf/h), Foot-Pound Force Per Minute (ft-lbf/min), Foot-Pound Force Per Second (ft-lbf/s), Foot-Poundal Per Second (ft-pdl/s), Horsepower (550 Ft-Lbf/s) (HP), Horsepower (boiler) (HP), Horsepower (British) (BHP, hp), Horsepower (cheval-Vapeur) (cv, HP), Horsepower (electric) (HP), Horsepower (metric) (HP), Horsepower (water) (HP), Kilogram Force-Meter Per Second (kgf-m/s), Kilowatt (kW), Prony, Ton (refrigeration, UK) (CTR (UK)), Ton (refrigeration, US) (CTR (US)), Volt-Ampere (VA), Watt (int. Mean) (W), and Watt (int. US) (W).

**Additional Information**

**Related Glossary Pages**

Glossary: Units: Volume: Cubic Inch

Glossary: Units: Thermal Heat Transfer Coefficient: British Thermal Unit (IT) Per Square Foot Per Hour Per Fahrenheit Degree

Glossary: Units: Volume: Acre Foot

Glossary: Units: Energy: Therm (EEG)

Glossary: Units: Force: Pound Force Foot Per Inch

Glossary: Units: Pressure: Meter of Water (4°C)

Glossary: Units: Linear Momentum: Pound Force-Second

Glossary: Units: Logarithm of a Ratio: Decibel (voltage)

Glossary: Units: Radiant Intensity: Watt Per Steradian

**Related Pages**