英熱單位 (BTU) 轉焦耳 (J) 的單位轉換工具
1 焦耳 = 1J
1 千焦耳 = 1000J
1 卡路里 = 4.183995380869099J
1 J = 0.001000 kJ
1 kJ = 239.006000 cal
1 cal = 0.001000 kcal
1 kcal = 1.162223 Wh
1 Wh = 0.001000 kWh
1 kWh = 3412.141200 BTU