This calculator allows you to convert from Btu (th)/second to Femtowatt and in a reverse direction. To convert from Btu (th)/second to Femtowatt, enter the amount of Btu (th)/second into the first input and to convert from Femtowatt to Btu (th)/second, enter the amount of Femtowatt into the second input.
1000 Btu (th)/second = 1.0543499999744E+21 Femtowatt
Btu (th)/second to Watt | Btu (th)/second to Erg/second | Btu (th)/second to Horsepower | Btu (th)/second to Pferdestarke (ps) | Btu (th)/second to Foot pound-force/minute | Btu (th)/second to Kilocalorie (th)/hour | Btu (th)/second to Btu (IT)/hour |1000 Btu (th)/second equal 1.0543499999744E+21 Femtowatt.
Every 1 Btu (th)/second = 1.0543499999744E+18 Femtowatt and so, 1000 Btu (th)/second = 1000 multiplied by 1.0543499999744E+18 = 1.0543499999744E+21 Femtowatt.
| 990 Btu (th)/second = 1.0438064999747E+21 Femtowatt |
| 991 Btu (th)/second = 1.0448608499747E+21 Femtowatt |
| 992 Btu (th)/second = 1.0459151999746E+21 Femtowatt |
| 993 Btu (th)/second = 1.0469695499746E+21 Femtowatt |
| 994 Btu (th)/second = 1.0480238999746E+21 Femtowatt |
| 995 Btu (th)/second = 1.0490782499746E+21 Femtowatt |
| 996 Btu (th)/second = 1.0501325999745E+21 Femtowatt |
| 997 Btu (th)/second = 1.0511869499745E+21 Femtowatt |
| 998 Btu (th)/second = 1.0522412999745E+21 Femtowatt |
| 999 Btu (th)/second = 1.0532956499745E+21 Femtowatt |
| 1000 Btu (th)/second = 1.0543499999744E+21 Femtowatt |
| 1001 Btu (th)/second = 1.0554043499744E+21 Femtowatt |
| 1002 Btu (th)/second = 1.0564586999744E+21 Femtowatt |
| 1003 Btu (th)/second = 1.0575130499744E+21 Femtowatt |
| 1004 Btu (th)/second = 1.0585673999743E+21 Femtowatt |
| 1005 Btu (th)/second = 1.0596217499743E+21 Femtowatt |
| 1006 Btu (th)/second = 1.0606760999743E+21 Femtowatt |
| 1007 Btu (th)/second = 1.0617304499743E+21 Femtowatt |
| 1008 Btu (th)/second = 1.0627847999742E+21 Femtowatt |
| 1009 Btu (th)/second = 1.0638391499742E+21 Femtowatt |
| 1010 Btu (th)/second = 1.0648934999742E+21 Femtowatt |
