I am a 5 letter word You got me at Home

I’m a 5-Letter-Word
You Got Me At Home
I Get Hot When I Function
Replace My First 2 With A Dozenth,
And You’ll Get An Emotion
My Anagram Is Needed To Triumph
What Am I? ^^

Click here for Answer

Answer : STOVE
Dozenth-12th letter is L (LOVE)
and the Anagram is VOTES