Listed is a Fenwal ORIGINAL OEM; 12VDC RV Gas Ignition Fan Control Pin Connect Board and EC Adapter. USE only in Atwood®Hydroflame Rv Furnace that Specify Atwood P/N 31501 or 33488.This control Board carries UL and CSA certification listings, unlike other aftermarket replacement controls that have limited or no safety agency certifications. Atwood furnace models supported; See picture of instruction sheet or below. ATWOOD 31501 FURNACE IGNITIONBOARD This works with Model #s: 7912-II, 7900-II 16 & 20, 8012-II, FA 79D, HF 80D, DC82 25-32, DC82 35-41, FA 76D, FA 78 25-32, FA 72D, 85-IV 16, 85-IV 20, 85-IV 25, 85-IV 31, 85-IV 35, 85-III 16-20, 85-III 25, 85-III 31-35, 85-II 25, 85-II 31-35, 85-I 16-20, 85-I 25, 85-I 31-35, 89-I DC, 89-II DC, 89-III DC. OEM Names and Numbers used for Reference Only. The item "Atwood Hydro Flame Furnace PC Board kit Part 31501,33488,33727 Same Day Ship" is in sale since Monday, December 7, 2015. This item is in the category "eBay Motors\Parts & Accessories\RV, Trailer & Camper Parts\Interior". The seller is "mnrparts" and is located in Chicago, Illinois. This item can be shipped worldwide.