Metric Horsepower was exactly defined as 0.73549875 Kilowatts (kW), that is about 98.6% of mechanical Horsepower (US). Metric h.p. is broadly used in automotive industry and markets to indicate power of car or truck engines in Europe and Asia. German, Swedish, Italian, French, Spanish, Korean, Japanese and some other auto-manufacturing companies use this unit. Metric h.p. was used at first in the 19th century in Germany then was also adopted in Asia. British (U.K.) car manufacturing companies and auto dealers can intermix metric hp and US mechanical h.p. depending on particular product. The hp unit can also have some national abbreviations: "pk", "CV", "PS" or "ch" all these translated to "hp" in English. This online calculator-converter provides conversion of Kilowatts to Horsepowers and backwards Horsepowers to kW.