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Power Converter (kW ↔ HP)

Convert watts, kilowatts, horsepower (mechanical and metric), BTU per hour and refrigeration tons.

How to use

  1. 1Enter the power and its unit.
  2. 2Choose the unit to convert to.

How it's calculated

Converts through watts. 1 mechanical horsepower = 745.7 W; 1 metric horsepower (PS) = 735.5 W; 1 refrigeration ton = 12,000 BTU/h.

Frequently asked questions

How many horsepower is 1 kW?

About 1.341 mechanical horsepower, or 1.36 metric horsepower (PS).

What is the difference between hp and PS?

Mechanical (imperial) hp is 745.7 W; metric hp (PS, CV) used in Europe is 735.5 W — about 1.4% smaller.

What is a ton of air conditioning?

A cooling capacity of 12,000 BTU per hour, about 3.517 kW.