How to convert joules to watt-hours
Multiply the value in J by 0.000277777778: the result is in Wh.
Wh = J × 0.000277777778
The other way round, 1 Wh = 3,600 J.
Conversion table, joules to watt-hours
| 1 J | 0.0002778 Wh |
| 2 J | 0.0005556 Wh |
| 5 J | 0.0013889 Wh |
| 10 J | 0.0027778 Wh |
| 20 J | 0.0055556 Wh |
| 50 J | 0.0138889 Wh |
| 100 J | 0.0277778 Wh |
| 500 J | 0.1388889 Wh |
| 1,000 J | 0.2777778 Wh |
Show every value
- 1 J = 0.0002778 Wh
- 2 J = 0.0005556 Wh
- 3 J = 0.0008333 Wh
- 4 J = 0.0011111 Wh
- 5 J = 0.0013889 Wh
- 6 J = 0.0016667 Wh
- 7 J = 0.0019444 Wh
- 8 J = 0.0022222 Wh
- 9 J = 0.0025 Wh
- 10 J = 0.0027778 Wh
- 11 J = 0.0030556 Wh
- 12 J = 0.0033333 Wh
- 13 J = 0.0036111 Wh
- 14 J = 0.0038889 Wh
- 15 J = 0.0041667 Wh
- 16 J = 0.0044444 Wh
- 17 J = 0.0047222 Wh
- 18 J = 0.005 Wh
- 19 J = 0.0052778 Wh
- 20 J = 0.0055556 Wh
- 21 J = 0.0058333 Wh
- 22 J = 0.0061111 Wh
- 23 J = 0.0063889 Wh
- 24 J = 0.0066667 Wh
- 25 J = 0.0069444 Wh
- 26 J = 0.0072222 Wh
- 27 J = 0.0075 Wh
- 28 J = 0.0077778 Wh
- 29 J = 0.0080556 Wh
- 30 J = 0.0083333 Wh
- 31 J = 0.0086111 Wh
- 32 J = 0.0088889 Wh
- 33 J = 0.0091667 Wh
- 34 J = 0.0094444 Wh
- 35 J = 0.0097222 Wh
- 36 J = 0.01 Wh
- 37 J = 0.0102778 Wh
- 38 J = 0.0105556 Wh
- 39 J = 0.0108333 Wh
- 40 J = 0.0111111 Wh
- 41 J = 0.0113889 Wh
- 42 J = 0.0116667 Wh
- 43 J = 0.0119444 Wh
- 44 J = 0.0122222 Wh
- 45 J = 0.0125 Wh
- 46 J = 0.0127778 Wh
- 47 J = 0.0130556 Wh
- 48 J = 0.0133333 Wh
- 49 J = 0.0136111 Wh
- 50 J = 0.0138889 Wh
- 51 J = 0.0141667 Wh
- 52 J = 0.0144444 Wh
- 53 J = 0.0147222 Wh
- 54 J = 0.015 Wh
- 55 J = 0.0152778 Wh
- 56 J = 0.0155556 Wh
- 57 J = 0.0158333 Wh
- 58 J = 0.0161111 Wh
- 59 J = 0.0163889 Wh
- 60 J = 0.0166667 Wh
- 61 J = 0.0169444 Wh
- 62 J = 0.0172222 Wh
- 63 J = 0.0175 Wh
- 64 J = 0.0177778 Wh
- 65 J = 0.0180556 Wh
- 66 J = 0.0183333 Wh
- 67 J = 0.0186111 Wh
- 68 J = 0.0188889 Wh
- 69 J = 0.0191667 Wh
- 70 J = 0.0194444 Wh
- 71 J = 0.0197222 Wh
- 72 J = 0.02 Wh
- 73 J = 0.0202778 Wh
- 74 J = 0.0205556 Wh
- 75 J = 0.0208333 Wh
- 76 J = 0.0211111 Wh
- 77 J = 0.0213889 Wh
- 78 J = 0.0216667 Wh
- 79 J = 0.0219444 Wh
- 80 J = 0.0222222 Wh
- 81 J = 0.0225 Wh
- 82 J = 0.0227778 Wh
- 83 J = 0.0230556 Wh
- 84 J = 0.0233333 Wh
- 85 J = 0.0236111 Wh
- 86 J = 0.0238889 Wh
- 87 J = 0.0241667 Wh
- 88 J = 0.0244444 Wh
- 89 J = 0.0247222 Wh
- 90 J = 0.025 Wh
- 91 J = 0.0252778 Wh
- 92 J = 0.0255556 Wh
- 93 J = 0.0258333 Wh
- 94 J = 0.0261111 Wh
- 95 J = 0.0263889 Wh
- 96 J = 0.0266667 Wh
- 97 J = 0.0269444 Wh
- 98 J = 0.0272222 Wh
- 99 J = 0.0275 Wh
- 100 J = 0.0277778 Wh
- 125 J = 0.0347222 Wh
- 150 J = 0.0416667 Wh
- 175 J = 0.0486111 Wh
- 200 J = 0.0555556 Wh
- 225 J = 0.0625 Wh
- 250 J = 0.0694444 Wh
- 275 J = 0.0763889 Wh
- 300 J = 0.0833333 Wh
- 325 J = 0.0902778 Wh
- 350 J = 0.0972222 Wh
- 375 J = 0.1041667 Wh
- 400 J = 0.1111111 Wh
- 425 J = 0.1180556 Wh
- 450 J = 0.125 Wh
- 475 J = 0.1319444 Wh
- 500 J = 0.1388889 Wh
- 550 J = 0.1527778 Wh
- 600 J = 0.1666667 Wh
- 650 J = 0.1805556 Wh
- 700 J = 0.1944444 Wh
- 750 J = 0.2083333 Wh
- 800 J = 0.2222222 Wh
- 850 J = 0.2361111 Wh
- 900 J = 0.25 Wh
- 950 J = 0.2638889 Wh
- 1,000 J = 0.2777778 Wh
- 1,500 J = 0.4166667 Wh
- 2,000 J = 0.5555556 Wh
- 2,500 J = 0.6944444 Wh
- 3,000 J = 0.8333333 Wh
- 3,500 J = 0.9722222 Wh
- 4,000 J = 1.1111111 Wh
- 4,500 J = 1.25 Wh
- 5,000 J = 1.3888889 Wh
- 5,500 J = 1.5277778 Wh
- 6,000 J = 1.6666667 Wh
- 6,500 J = 1.8055556 Wh
- 7,000 J = 1.9444444 Wh
- 7,500 J = 2.0833333 Wh
- 8,000 J = 2.2222222 Wh
- 8,500 J = 2.3611111 Wh
- 9,000 J = 2.5 Wh
- 9,500 J = 2.6388889 Wh
- 10,000 J = 2.7777778 Wh
Factors from the SI brochure (BIPM) and from NIST Special Publication 811. Methodology & sources.