Brand New Honeywell Furnace Control Circuit Board. Replaces Old Honeywell Board Numbers. S8600H / S8600M / S8610A / S8610B. The item "Honeywell Pilot Module S8600H S8600M S8610A S8610B Furnace Ignition Board" is in sale since Monday, April 2, 2018. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Other Heating, Cooling & Air".The seller is "hvaconnect" and is located in Huntington, West Virginia. This item can be shipped to United States, Philippines, Cayman islands.