GUARANTEED WORKING TESTED GOOD 100870-03 Furnace control circuit Board
This is a used circuit board. It came out of a working Lennox furnace. It has been tested and is in good working condition. If you have a circuit board that has a 100870-01 part number, this circuit board is its replacement with a better relay built into it. This 100870-03 is the better circuit board. I have four of these circuit boards. You’ll receive one of them. Refer to pictures.
LENNOX 100870-01 Furnace Control Board Honeywell S9230F1006 SureLight ***READ***
Please view all pictures carefully, as this will be the exact item you will receive. I do not have any way of testing this to verify operational, therefore I’m selling it as As Is, no guarantees. 9
LENNOX 100870-02 Furnace Control Circuit Board Honeywell S9230F1006 used #X056
This part wasremoved and inspected by HVAC installer from a fully functioning system. Old system was replaced with newer one (more energy efficient) and was in good working condition. This part was in good working condition when removed.
OEM Lennox Armstrong Ducane Furnace Control Board Fits 1158-112 1158-83-1222A
It replaces the part numbers listed below. Repair Difficulty Level Hit Ctrl + F and enter your model number for a quick search!
100925-03 50A66-123-04 150-0993 157-2753 Lennox furnace OEM control board
This Lennox furnace OEM control board is a must-have for anyone who wants to keep their furnace in top working condition. With a 50A amperage, this control board is sure to provide reliable and efficient performance. It is designed for use with Lennox furnaces and has a model number of 100925-03 50A66-123-04 150-0993 157-2753. This furnace control board is perfect for those who want to maintain their heating and cooling systems without worrying about the condition of the item. With its reliable brand and top-of-the-line features, this control board will help keep your furnace running smoothly for years to come.
50A66-123-04 100925-03 150-0993 control board of Lennox Furnace
Part was tested carefully removed thoroughly cleaned and sanitized by a professional HVAC technician.
50A66-123-04 100925-03 150-0993 50014909 OEM Control Board of Lennox Furnace
Dear buyer, we highly recommend talking to us first through ebay messaging system, if you have any questions, tech support, or any kind of help regarding returing an tiem. Dear buyer please read very carefully. 2 days free fast shipping UPS or FedEx it’s only honored for buyers who pay full asking price.We may not honor 2 days fast free shipping FedEx or UPS for accepted best offers, depending on States and distance, we will offer FedEx ground, or home delivery, or UPS ground, Priority Mail, or first class mail. Same day handling. Part was tested carefully removed thoroughly cleaned and sanitized by a professional HVAC technician, For Puerto Rico, Hawaii, Alaska, and International only priority mail, or FedEx ground, home delivery, or UPS ground.2 days free fast shipping UPS or FedEx it’s only honored for buyers who pay full asking price.We may not honor 2 days fast free shipping FedEx or UPS for accepted best offers, or items on sale. depending on States and distance, we will offer FedEx ground, or home delivery, or UPS ground, Priority Mail, or first class mail.
York Source 1 1029930 Control Circuit Board 663677-KS used #D408A
York Source 1 1029930 Control Circuit Board 663677-KS used . Taking off of a working unit however this is still considered a used part and it sold as is. 
Goodman Amana PCBBF161 Furnace Control Circuit Board VB-1293J used #D186
Goodman Amana PCBBF161 Furnace Control Circuit Board VB-1293J used part. This part was removed by HVAC installer from a fully functioning system. Part has been inspected by professional and was in working condition when removed. This part is in excellent cosmetic condition. Please see more details from the images attached.Please check images carefully because you will receive exactly the same as pictured or a very similar one. FREE USPS Priority delivery guaranteed. My handling time is 1 business day only. But if I receive the money before 1 pm by Pacific Time very likely it will be shipped same day. Purchasing used parts you agree with the statement that sometimes hidden defects or malfunctions may occur during installation or continuous use. There is no warranty on used parts. Most of the parts require specific knowledge and skills to be installed properly. If you don’t have skills or knowledge, you must ask certified HVAC technician to install. I am not liable for any damages or failures as a result of improper installation.
USED Lennox Armstrong Ducane 12J99 Furnace Control Circuit Board 1097-502-I
Removed from a complete furnace unit. Fuse path, relays, diodes, and visible electronic components checked where accessible. Condition: Used.