Convert Horsepower to Watt using the exact conversion factor. This page provides the formula, reference values, and practical context for engineering, technical calculations, and professional measurement use.
Horsepower (Mechanical) (hp) = Watt (W) × 745.699872
To convert Horsepower (Mechanical) (hp) to Watt (W), multiply the value by 745.699872. The conversion factor is based on standardized unit definitions and is suitable for engineering analysis, system design, and professional measurement workflows.
Convert 1 hp to W.
So, 1 hp = 745.699872 W.
One Horsepower (Mechanical) (hp) equals 745.699872 Watts (W)
Units of heat transfer are standardized measurements used to quantify thermal energy movement between systems.
One Watt (W) equals 745.699872 Horsepower (Mechanical) (hp)
Units of heat transfer are standardized measurements used to quantify thermal energy movement between systems.
How many Watt (W) are in 1 Horsepower (Mechanical) (hp)?
1 Horsepower (Mechanical) (hp) = 745.699872 Watts (W).
How many Watt (W) are in one Horsepower (Mechanical) (hp)?
One Horsepower (Mechanical) (hp) equals 745.699872 Watts (W).
How many W are in one hp?
One hp equals 745.699872 W.
What is the formula for converting Horsepower (Mechanical) (hp) to Watt (W)?
Multiply the Horsepower (Mechanical) (hp) value by 745.699872.
Can I reverse the conversion?
Yes. 1 Watts (W) = 0.001341 Horsepower (Mechanical) (hp).
Is this Horsepower (Mechanical) (hp) to Watt (W) conversion accurate for engineering use?
Yes. The conversion uses a standardized conversion factor suitable for engineering calculations, technical analysis, and professional reference.
Can this conversion be used for scientific or technical calculations?
Yes. This conversion is appropriate for scientific analysis, engineering calculations, simulations, and technical documentation where unit consistency is required.
By applying the conversion factor shown above, you can convert Horsepower (Mechanical) (hp) to Watt (W) for heat exchanger design, HVAC systems, and process engineering.
1 hp = 745.69987 W
1 Horsepower (Mechanical) (hp) = 745.69987 Watts (W)
One Horsepower (Mechanical) (hp) equals 745.69987 Watts (W)
1 hp = 0.7457 kW
1 Horsepower (Mechanical) (hp) = 0.7457 Kilowatt (kW)
One Horsepower (Mechanical) (hp) equals 0.7457 Kilowatt (kW)
1 hp = 0.00075 MW
1 Horsepower (Mechanical) (hp) = 0.00075 Megawatt (MW)
One Horsepower (Mechanical) (hp) equals 0.00075 Megawatt (MW)
1 hp = 745.69987 J/s
1 Horsepower (Mechanical) (hp) = 745.69987 Joules per second (J/s)
One Horsepower (Mechanical) (hp) equals 745.69987 Joules per second (J/s)
1 hp = 7.457 × 10⁹ erg/s
1 Horsepower (Mechanical) (hp) = 7.457 × 10⁹ Ergs per second (erg/s)
One Horsepower (Mechanical) (hp) equals 7.457 × 10⁹ Ergs per second (erg/s)
1 hp = 178.22655 cal/s
1 Horsepower (Mechanical) (hp) = 178.22655 Calories per second (cal/s)
One Horsepower (Mechanical) (hp) equals 178.22655 Calories per second (cal/s)
1 hp = 0.70678 BTU/s
1 Horsepower (Mechanical) (hp) = 0.70678 BTU per second (BTU/s)
One Horsepower (Mechanical) (hp) equals 0.70678 BTU per second (BTU/s)
1 hp = 2,544.43358 BTU/h
1 Horsepower (Mechanical) (hp) = 2,544.43358 BTUs per hour (BTU/h)
One Horsepower (Mechanical) (hp) equals 2,544.43358 BTUs per hour (BTU/h)
1 hp = 641.61557 kcal/h
1 Horsepower (Mechanical) (hp) = 641.61557 Kilocalories per hour (kcal/h)
One Horsepower (Mechanical) (hp) equals 641.61557 Kilocalories per hour (kcal/h)