Product Description
Features:
Reliable Performance: This brand-new circuit board guarantees optimal performance. Its advanced design and construction ensure efficient control and operation of the furnace fan, providing users with a stable and reliable experience.
Easy Installation: This circuit board is a direct replacement for the previously mentioned circuit boards. It can be effortlessly installed in the furnace without any additional modifications or adjustments, saving users time and effort.
Upgraded Functionality and Durability: Equipped with the latest technology, this circuit board offers improved functionality for controlling the furnace fan, ensuring smooth operation and reliable performance. Constructed from high-quality materials, it is built to withstand varying conditions and ensure long-lasting performance without the need for frequent replacements.

Specifications:
Condition: 100% Brand New
Material: PCB
Color: White
Quantity: 1pcs
OE Reference: R40403-003
Replace Part Number: 20054501, 87H88, R20054502, R38493B001, 87H8801, 1138-100, 1711, HCSI PLC=0, 164322, T9AV5D12-22, 16391, CPC E 94V0, 1138-83-1002A, 1138-83-1003A
Replacement: Replaces all 40403-001, 40403-002, 40403-003, 20054502, and ST9120A/B/C blower control boards
Compatible Models: 
For Armstrong Ultra SX80 SX90
For Honeywell ST9120C, ST9120C2010, ST9120C4040, ST9120C5005, ST9120C4016, ST9120C405, HQ1084197HW
For Ducane, for Lennox, etc.

NOTE: To ensure optimal performance and safety of this product, we recommend installation and use by professionals with relevant expertise. Users may also refer to online installation tutorials for self-installation. In case of any issues, please feel free to contact the seller for support.

Package Included:
1 x Control Circuit Board
We accept all verified payments from ebay.

Orders will be shipped after receiving cleared payment.

Payment due within 7 days after auction ends and for buy it now listings.
We ship most of our orders within 24 hours, and may up to 48 hours for.

If you want faster shipping way. Please contact us before making payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us by ebay message.
Always believe we can figure things out with communication, if it comes to return, the pacakge must be intact and the same as you receive.

If  you have any questions, please feel free to email our service  specialists 24 Hours a Day, 7 Days a Week. We will reply you ASAP.

Return/refund  is accepted within 30 days after the buyer receives the item. NO exchange will be accepted after 30 days from the date when the item is  received.

Please contact us first before returning your product!!!

If you have any questions, our Customer Service staffs welcome you to email us. We strive to answer all questions and resolve any problems as quickly as possible.

You can contact us 7*24, we will reply at the first time, and we will surely solve your problems.


Note:

1.We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 1 business days for us to response. If you do not receive any reply from us, please check your email ensuring your mailbox has not reached full size.

2.Due to some ISP SPAM filter settings, you may not be able to receive our replies; if you have problems receiving our emails, you may need to use a different email account to contact us.

3.Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. Please email us before leaving any negative feedback or open any dispute on PayPal.

4.We care about our valued customers, and will always try to help you. So if you have any problems, please e-mail us immediately.

Payment
We accept all verified payments from ebay.

Orders will be shipped after receiving cleared payment.

Payment due within 7 days after auction ends and for buy it now listings.
Shipping
We ship most of our orders within 24 hours, and may up to 48 hours for.

If you want faster shipping way. Please contact us before making payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us by ebay message.
Returns
Always believe we can figure things out with communication, if it comes to return, the pacakge must be intact and the same as you receive.

If  you have any questions, please feel free to email our service  specialists 24 Hours a Day, 7 Days a Week. We will reply you ASAP.

Return/refund  is accepted within 30 days after the buyer receives the item. NO exchange will be accepted after 30 days from the date when the item is  received.

Please contact us first before returning your product!!!
Contact Us

If you have any questions, our Customer Service staffs welcome you to email us. We strive to answer all questions and resolve any problems as quickly as possible.

You can contact us 7*24, we will reply at the first time, and we will surely solve your problems.


Note:

1.We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 1 business days for us to response. If you do not receive any reply from us, please check your email ensuring your mailbox has not reached full size.

2.Due to some ISP SPAM filter settings, you may not be able to receive our replies; if you have problems receiving our emails, you may need to use a different email account to contact us.

3.Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. Please email us before leaving any negative feedback or open any dispute on PayPal.

4.We care about our valued customers, and will always try to help you. So if you have any problems, please e-mail us immediately.