Remember, with a temp controller, the AC unit won't be running continuously, only once in a while. Especially if you've insulated your fermentation chamber well.
Best Regards, James
My beer blog: http://brewdujour.blogspot.com
My website: http://www.carbon111.com
Carbon's Grizzly Bear, Young's Special London Ale (clone)
Siberian Raven Winter Ale, Cherry Tree Porter, Victoria's Dirty Secret
Montgomery Scottish Ale, Thames American Bitter, Crow's Beak Old Ale, Bastet Brown, Carbon's Cascade Ale, Red Silo Honey IPA