Power Converter

Convert between kilowatts, metric horsepower (PS), imperial horsepower (hp), tons of refrigeration (TR).

UnitsPower

Value–From

Kilowatts: 1,000.00kW

Metric HP (PS): 1,359.6PS

Imperial HP: 1,341.0hp

Tons of refrigeration: 284.345TR

Changing the inputs requires JavaScript. The calculator above shows its default inputs and result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

1 \text{ PS} = 735.49875 \text{ W}, \; 1 \text{ hp} = 745.69987 \text{ W}, \; 1 \text{ TR} = 3.51685 \text{ kW}

Symbol	Meaning	Unit
$W$	watt (SI)	W
$PS$	metric horsepower (Pferdestärke)	W
$hp$	imperial horsepower	W
$TR$	ton of refrigeration	kW

Source: NIST SP 811

In short

Convert between kilowatts, metric horsepower (PS), imperial horsepower (hp), tons of refrigeration (TR).