Quadra-Fire Pellet Stove Control Box 800/1000/1100i. Quadra-Fire Replacement Pellet Stove Control Box for below models. Over 25 years of trusted value and commitment to our customers.The item "QuadraFire Mt Vernon Stove Original Control Board Brain Box Part 812-0261" is in sale since Wednesday, July 25, 2018. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Fireplaces & Stoves\Replacement Parts". The seller is "esesstoves" and is located in Dale, Wisconsin. This item can be shipped worldwide.