Armstrong Air Blower Control Fan Timer Board R40403-003

The Armstrong R40403-003 blower control replaces all 40403-001, 40403-002 andST9120A, B or C blower controls. The R40403-003 blower control providesoutputs for a 2 speed indoor blower motor and single speed inducer motor. Thecontrol receives inputs from the thermostat (W, Y, and G), pressure switch,and high temperature limit switches. The control also provides user selectableblower delay

Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.

Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

FREE RETURNS on all orders!
The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.