Product Description Detailed Specs Downloads Reviews/Questions Product Description Honeywell Accessory - OPT78-2906-01 Detailed Specs MFG Part Number OPT78-2906-01 Product Type Accessory null null null null null null null null null null Downloads Reviews/Questions The Honeywell OPT78-2906-01 is also known as HON -OPT78290601 or OPT78290601