1 kilogram-force-metre/second (kgf-m/s) = 9.80665 watts (w)
1 metric horsepower (hp) = 735.499 watts (w)
1 calorie per second (cal/s) = 4.1868 watts (W) 1 British thermal unit per hour (Btu/h) = 0.293071 watts (W)
1 kilowatt (kW) = 3.6 x 10^6 joules (J) per hour (h)