1 quilograma força·m/s (kgf·m/s) = 9,80665 watts (w)
1 metro de potência (CV) = 735,499 watts (W)
1 cal/segundo (cal/s) = 4,1868 watts (W) 1 unidade térmica britânica/hora (Btu/h) = 0,293071 watts (W)
1 quilowatt (kW) = 3,6×10^6 Joules (J)/hora (h)