| 1 fJ | = 9.4815489058293E-19 BTU63°F |
| 2 fJ | = 1.8963097811659E-18 BTU63°F |
| 3 fJ | = 2.8444646717488E-18 BTU63°F |
| 4 fJ | = 3.7926195623317E-18 BTU63°F |
| 5 fJ | = 4.7407744529146E-18 BTU63°F |
| 6 fJ | = 5.6889293434976E-18 BTU63°F |
| 7 fJ | = 6.6370842340805E-18 BTU63°F |
| 8 fJ | = 7.5852391246634E-18 BTU63°F |
| 9 fJ | = 8.5333940152463E-18 BTU63°F |
| 10 fJ | = 9.4815489058293E-18 BTU63°F |
| 20 fJ | = 1.8963097811659E-17 BTU63°F |
| 30 fJ | = 2.8444646717488E-17 BTU63°F |
| 40 fJ | = 3.7926195623317E-17 BTU63°F |
| 50 fJ | = 4.7407744529146E-17 BTU63°F |
| 60 fJ | = 5.6889293434976E-17 BTU63°F |
| 70 fJ | = 6.6370842340805E-17 BTU63°F |
| 80 fJ | = 7.5852391246634E-17 BTU63°F |
| 90 fJ | = 8.5333940152463E-17 BTU63°F |
| 100 fJ | = 9.4815489058293E-17 BTU63°F |
| 200 fJ | = 1.8963097811659E-16 BTU63°F |
| 300 fJ | = 2.8444646717488E-16 BTU63°F |
| 400 fJ | = 3.7926195623317E-16 BTU63°F |
| 500 fJ | = 4.7407744529146E-16 BTU63°F |
| 600 fJ | = 5.6889293434976E-16 BTU63°F |
| 700 fJ | = 6.6370842340805E-16 BTU63°F |
| 800 fJ | = 7.5852391246634E-16 BTU63°F |
| 900 fJ | = 8.5333940152463E-16 BTU63°F |
| 1000 fJ | = 9.4815489058293E-16 BTU63°F |
| 2000 fJ | = 1.8963097811659E-15 BTU63°F |
| 4000 fJ | = 3.7926195623317E-15 BTU63°F |
| 5000 fJ | = 4.7407744529146E-15 BTU63°F |
| 7500 fJ | = 7.1111616793719E-15 BTU63°F |
| 10000 fJ | = 9.4815489058293E-15 BTU63°F |
| 25000 fJ | = 2.3703872264573E-14 BTU63°F |
| 50000 fJ | = 4.7407744529146E-14 BTU63°F |
| 100000 fJ | = 9.4815489058293E-14 BTU63°F |
| 1000000 fJ | = 9.4815489058293E-13 BTU63°F |
| 1000000000 fJ | = 9.4815489058293E-10 BTU63°F |