Use and Care Manual
Resideo Inc., 1985 Douglas Drive North
Golden Valley, MN 55422
www.resideo.com
©2019 Resideo Technologies, Inc.
This product is manufactured by Resideo Technologies, Inc., Golden
Valley, MN, 1-800-633-3991.
The Honeywell Home trademark is used under license from Honeywell
International Inc. All rights reserved.
33-00421ES—03 M.S. Rev. 12-19
Printed in U.S.A.
33-00421ES-03
Apple® HomeKit™ Setup Code
The T9 Pro Smart supports Apple HomeKit. When prompted by the Honeywell Home
app, scan the code on the back cover of the guide included with your T9 Smart
thermostat.
Electrical Ratings
Terminal Voltage
(50/60Hz)
Running
Current
W Heating 2030 Vac 0.021.0 A
W2 (Aux) Heating 2030 Vac 0.021.0 A
E Emergency Heat 2030 Vac 0.020.5 A
Y Compressor Stage 1 2030 Vac 0.021.0 A
Y2 Compressor Stage 2 2030 Vac 0.021.0 A
G Fan 2030 Vac 0.020.5 A
O/B Changeover 2030 Vac 0.020.5 A
L/A Input 2030 Vac 0.020.5 A
NOTE: Not for use with 250, 500, or 750 MV systems.