Spletni pretvorniki Celzija (CELSIUS EQUALS), Fahrenheita (FAHENHEIT EQUALS), Kelvina (KELVIN EQUALS), Ranchina (RANKINE EQUALS), Reaumur EQUALS (REAUMUR EQUALS) petih vrst temperaturnih enot za merjenje medsebojnega prenosa izmenjave
K=5/9(°F+459.67) K = ℃+273.15
n°F= [(n-32)×5/9]℃ n℃= (9/5×n+32)°F 1℃= 9/5°F+32°F 1°F=5/9℃-32×5/9℃
F = 9/5C + 32 ali C = 5/9 (F-32)