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View Full Version : Do I need a 10/3 with ground for Rheem split airconditioner?

clemmer
Jul 15, 2018, 03:32 PM
I am having a new Rheem split system air conditioner installed. What size wire do I need for the AC power.
ma0641
Jul 15, 2018, 07:18 PM
The installer will know. We have no idea as to your model and requirements. Is it a 120/240 or just 240? That makes a difference as to a 10/2 or 3.