Conversion 
                    Factors for Units of Heat Flow Rate | 
                
                 
                  
  | 
                
                 
                   | 
                   | 
                
				 
                  
  | 
                
                 
                   | 
                  Metric 
                    Units | 
                  British 
                    Units | 
                
				  | 
                  
  | 
                
                 
                  |   | 
                  Watt 
                    (W) | 
                  Calorie 
                    per second 
                    (cal/s) | 
                  Kilocalorie 
                    per hour 
                    (kcal/hr) | 
                  British 
                    thermal unit per hour 
                    (BTh U/hr) | 
                
                 
                  
  | 
                
                 
                  1Watt 
                      (W)  | 
                  1 | 
                  0.238 
                    846  | 
                  0.859 
                    85  | 
                  3.412 
                    14  | 
                
                 
                  |   | 
                
                 
                   
                      1 Calorie per second 
                      (cal/s)  | 
                  4.186 
                    8  | 
                  1 | 
                  3.6 | 
                  14.286 
                    0  | 
                
                 
                  |   | 
                
                 
                  1 
                      Kilocalorie per hour 
                      (kcal/hr)   | 
                  1.163 | 
                  0.277 
                    778  | 
                  1 | 
                  3.968 
                    32  | 
                
                 
                  |   | 
                
                 
                  1 
                      British thermal unit per hour 
                      (BTh U/hr)   | 
                  0.293 
                    071  | 
                  0.069 
                    999  | 
                  0.251 
                    996  | 
                  1 | 
                
                 
                  
  | 
                
                 
                    
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