This calculator allows you to convert from Femtowatt to Btu (th)/second and in a reverse direction. To convert from Femtowatt to Btu (th)/second, enter the amount of Femtowatt into the first input and to convert from Btu (th)/second to Femtowatt, enter the amount of Btu (th)/second into the second input.
1 Femtowatt = 9.484516527E-19 Btu (th)/second
To convert Femtowatt to Btu (th)/second: Every 1 Femtowatt equals 9.484516527E-19 Btu (th)/second. For example, 100 Femtowatt equal 100 * 9.484516527E-19 = 9.484516527E-17 Btu (th)/second and so on..
Femtowatt to Watt | Femtowatt to Erg/second | Femtowatt to Horsepower | Femtowatt to Pferdestarke (ps) | Femtowatt to Foot pound-force/minute | Femtowatt to Kilocalorie (th)/hour | Femtowatt to Btu (IT)/hour |