Honeywell W8665 RF Receivers:

Required Accessory to be used with the T8665A1002 wireless stat. RF Receiver for up to three zones. RF Receiver is hardwired and would be mounted on a wall near the equipment to provide 24 Vac control of heating and cooling systems.

Provides 24 Vac control of heating and cooling systems. Use with T8665A Wireless Chronotherm IV Plus Thermostats.
W8665A can be used with 1H/1C single-zone conventional applications.
W8665E can be used with up to three zones when used with a Honeywell Zoning Panel.

Ideal for retrofit zoning or when current thermostat is in a poor location.

IV Plus Programmable Wireless Thermostat; Zoning

Honeywell Receiver W8665E1000 use with Multiple Thermostats also Order Part Number EMM-3A So each THermostat can work Independently
from each other.

Product Specifications:
Application Electric Multistage (Conventional), Electric Single Stage, Heat Pump Systems

Power Method Hardwired

Stages (heating) 1, Up to 3

Stages (cooling) 1, Up to 2

Dimensions (in.) 7-5/8 in wide, 7 13/16 in. high, 1 5/8 in. deep

Dimensions (mm) 195 mm wide, 198 mm high, 41 mm deep

Mounting Mount the W8665 Receiver Module near the equipment on a wall.

Electrical Ratings (Vac) 20 to 30 Vac

Humidity Ratings (% RH) 5% RH to 95% RH, non-condensing

Currents (Heating) 1.5A running

Currents (Cooling) 1.5A running

Use With T8665A Chronotherm IV Plus RF Wireless Thermostat, Use with EMM-3; EMM-3U; TZ-3 TotalZone Zone Control Panel

Comments Zone Panels control multiple stages of heat or cool.

Zones Up to Three

Description Chronotherm IV Wireless RF Zone Panel Receiver

Replaces Part Numbers: CARW8665E1000