# BTU (IT) per second conversions

The BTU (IT) per second conversion selector above selects the power measurement unit to convert to starting from BTU (IT) per second (BTU/s). To make a conversion starting from a unit of power other than BTU (IT) per second, simply click on the "Reset" button.

## About BTU (IT) per second

The **British thermal unit (IT) per second** is a unit of power equal to about 1,055.055852 watts (1 BTU/s = 1,055.055852 W), the derived unit of power in the International System of Units (SI).

The British thermal unit (IT) per second is also equal to 1.055055852 kilowatts (kW), or 1.055055852 × 10^{-3} megawatts (MW), or 1.055055852 × 10^{-6} gigawatts (GW), or 907.7918438 kilocalories (th) per hour (kcal/h), or 0.3 tons of refrigeration (RT) or 1.4344767 horsepower (metric) (hp).

The **British thermal unit per second definition** varies as follows:

- The British thermal unit (IT) per second (BTU/s) is equal to 1,055.05585262 watts
- The British thermal unit (ISO) per second (BTU/s) is equal to 1,055.056 watts
- The British thermal unit (th) per second (BTU/s) is equal to about 1,054.35026444 watts
- The British thermal unit (mean) per second (BTU/s) is equal to about 1,055.87 watts
- The British thermal unit (39 °F) per second (BTU/s) is equal to about 1,059.67 watts
- The British thermal unit (59 °F) per second (BTU/s) is equal to 1,054.804 watts
- The British thermal unit (60 °F) per second (BTU/s) is equal to about 1,054.68 watts
- The British thermal unit (63 °F) per second (BTU/s) is equal to about 1,054.6 watts

The British thermal unit (IT) per second (BTU/s) is a unit of power. The British thermal unit (IT) (BTU) is a unit of energy while the second (s) is a unit of time.

Symbol: BTU/s

Plural: BTUs (IT) per second