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American Standard ACONT624AS42DA - Silver Series Conventional 24 Volt Connected Control - Thermostat

Item: ACONT624AS42DA
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Features include:
  • NEXIA™ Home Intelligence compatible
  • Z-wave comfort control
  • Control from a smartphone, tablet, or computer ¹ ² ³
  • 4.3" diagonal black and white touchscreen
  • Compatible with conventional 24 volt HVAC, heat pump, dual fuel, and conventional boiler systems (baseboard and radiator)
  • 7 Day programmable with up to 4 schedules per day
  • Humidity sensor and RH display
  • Remote temperature sensor connections (1 indoor/1 outdoor)
  • Auxiliary & compressor heat lockouts
  • Auxiliary dry contact
  • Enhanced dehumidification (cooling)
  • Adjustable variable speed fan settings (PWM)
  • Energy Savings Mode (ESM)
  • Screen lock and guest lock
  • Service test modes
  • Upgradeable software
  • Silver/Gray color
  • Limited Warranty: 1 yr. base/5 yr. registered *

Application - HVAC system compatibility:
  • Up to 4 Stages Heat/2 Stages Cool
  • Conventional gas/electric, heat pump, and dual fuel systems
  • Conventional boiler systems (baseboard & radiators)
  • Remote Indoor Sensor available(optional - not included): ZZSENSAL0400AA
  • Remote Outdoor Sensor available (optional - not included): BAYSEN01ATEMPA
  • Wall Cover Plate BAYCOVR800A
  • Use with Nexia Bridge for Nexia™ Home Intelligence compatibility1,2

* See product warranty documents for complete details.
¹ Requires high speed router, internet service, and connection to Nexia™ Home Intelligence.
² Nexia™ Home Intelligence monthly service fee is waived when connecting up to 4 (any combination) of the following connected controls: ACONT824, ACONT850, AZONE950, ACONT624 and includes up to 4 (1 per control) light / appliance modules.
³ Requires Nexia Bridge


NameAmerican Standard ACONT624AS42DA - Silver Series Conventional 24 Volt Connected Control - Thermostat
Gemaire Item NumberACONT624AS42DA
Manufacturer Product NumberACONT624AS42DA
SKU - PIM Number1440145854102
ERP Number337051
Unit of MeasureEA
Weight1.0 Pounds (Lb)
Length1.0 Inches (In)
Width5.9 Inches (In)
Height3.5 Inches (In)
Country of OriginVar
BrandAmerican Standard
Voltage24 VAC
750mV CompatibleNo
Built In Wi-FiNo
Daylight Savings Time ReadyNo
Digital-Non ProgrammableNo
Heat Pump CompatibleYes
Low Battery IndicatorYes
Stages Cool2
Stages Heat4
Vacation ModeNo
Battery BackupYes
Fan SwitchingYes
System SwitchingYes
Warranty OfferedYes
GEM - Case Quantity


Parts List