Equipment Interface Module controls up to 4-stages of heat and 2-stages of cool in a heat pump system and up to 3-stages of heat and 2-stages of cool in a conventional system. Three sets of Universal IAQ contacts to control humidification, dehumidification, and ventilation. Four sensor inputs for wired sensors or dry contact devices.,
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Honeywell Home YERM5220R8321/U Programmable Equipment Remote Module with Thermostat, Up to 2 Heat/2 Cool Heat Pump or Conventional, 24 VAC

• The Honeywell Home ERM is like a new cordless tool in your toolbox, pull it out whenever it's too costly or time-consuming to run wires from a condensing unit or boiler to control devices
• There are fewer holes to drill and wires to run, just faster, easier installation that gives you more profit per job, make the Honeywell Home ERM your go-to choice for fast, easy equipment installation
• Eliminates the need to run additional wires to your equipment, for example during a heat pump upgrade
• Suitable for outdoor use
• Temperature sensor terminals for outdoor temp sensors or indoor freeze protection
• LED for easy installation checkout
• May reduce damage to homes since wiring/drilling is eliminated
• Attach the ERM to the wall near the compressor or boiler, the location should be at least 3 feet above ground and oriented with the 2-wire exits facing downward mounting
• ERM compressor, boiler connected LEDs

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Thermostat works standalone or with the THM5421R1021 Equipment Interface Module or with the TrueZONE Wireless Adapter.Smart Schedule - programs in seconds for any lifestyle.Patented interview based programming and installer setup.RedLINK wireless communication.Increase profit per job by including RedLINK accessories that provide comfort and convenience. RedLINK accessories include the RedLINK Internet Gateway, Portable Comfort Control (PCC), Wireless Outdoor Sensor, Wireless Indoor Sensor, Wireless Entry/Exit Remote, Wireless Vent and Filter Boost Remote, TrueSTEAM humidifier with Wireless Adapter and TrueZONE zoning panel with Wireless Adapter.

Selectable for residential and light commercial applications. Meets commercial code and is title 24 compliant.

Light commercial - commercial language (occupied and unoccupied), schedule holidays and custom events, remote setback, economizer and time of day. Remote Setback requires the

THM5421R1021 Equipment Interface Module.

Plain language setup, no manual needed.

Alerts and User Interactions Log - Keeps a searchable history of alerts and setting changes to the thermostat to determine if there is a system malfunction or if the issue was caused by a user error. Saves time in troubleshooting and points the technician in the right direction. The Alert and User Interaction Logs are viewable on a computer after you download them from the thermostat to a microSD card.

Customizable Service Reminders allow dealers to remind their customers when its time to call for service, when their warranty is expiring and to provide customized alerts.

MicroSD port for copying the Installer Setup, Customizable Reminders, Custom Events and Holidays to multiple thermostats.

MicroSD port for adding the dealer's contact information on the screen.

1 assignable output on the TH8321 model to control humidification, dehumidification, ventilation or a stage of heating/cooling.

3 assignable outputs on the Equipment Interface Module to control humidification, dehumidification, ventilation or a stage of heating/cooling. The TH8110 and TH8320 models require the use of a Wireless Indoor Sensor to control humidification and dehumidification.

1 assignable input can be used with a wired outdoor, indoor or discharge sensor.

4 assignable inputs on the Equipment Interface Module can be used with wired outdoor, indoor or discharge sensors, occupancy sensor for remote setback and dry contact devices to

trip pre-packaged or custom alerts such as a full drain pan or water leak.

Extend wireless range of the Equipment Interface Module by connecting a THM4000R1000

Wireless Adapter to the ABCD terminals.

Dual powered - battery or hardwired (C wire).

Precise temperature control (+/- 1° F) for reliable and consistent temperature.

Multiple staging options to provide comfort or energy savings.

TH8110R1008, TH8320R1003, and TH8321R1001 are ENERGY STAR Certified,
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HONEYWELL YTH8321R1002

White Rodgers Cooling Controls 1F80-361 White 5-1-1 days Program Digital Thermostat, 1H/1C, mV - 30 VAC Battery, 20 - 30 VAC Hardwire, 45 - 99 deg F

• Fossil fuel or electric heat compatible
• Large LCD with backlight
• Permanent program retention during power loss
• Configuration menu allows keypad selection of options
• Selectable celsius or fahrenheit temperature display
• Selectable energy management recovery/early start program
• Milli-VAC compatible
• 32 - 99 deg F display temperature range
• 4-program periods per day

Sid Harvey Item #:1F80-361: Replaces Part #:'s : 3C042B,

White Rodgers 1F80-361

White Rodgers Cooling Controls 1E56N-444 White Non-Programmable Mercury-Free Mechanical Thermostat, 1H/1C, 20 - 30 VAC , 50 - 90 deg F

• Enclosed contacts for increased reliability and accuracy
• Mercury free snap-action contacts with dust cover
• Resistant to vibration
• Mounts to wall or junction box
• Built-in bi-metal thermometer
• Adjustable from 0.15 - 1.2 amp heat and fixed cool anticipator
• Milli-VAC compatible
• 5 years limited warranty

Sid Harvey Item #:1E56N-444: Replaces Part #:'s : 38270,

White Rodgers Cooling Controls 1F83C-11PR White 7, 5-1-1 days Program Digital Thermostat, 1H/1C, mV - 30 VAC Battery, 20 - 30 VAC Hardwire, 45 - 99 deg F

• Large display - bright backlight, high contrast screen
• Selectable programming - standard feature on all programmable models
• Dual fuel control - no outdoor sensor required, standard on all staging models
• Advanced features - auto-changeover on universal models, keypad lockout, temperature limits
• Easy to install - built-in level indicator, simple set up menu, terminal block connections on subbase
• 80 series thermostats feature a slim pro le and a modern design
• 32 - 99 deg F display temperature range
• 4-program periods per day
• Continuous backlight with common wire
• Permanent memory
• Energy management recovery/early start program
• Filter change reminder

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White Rodgers 1F83C-11PR

White Rodgers Cooling Controls 1F85-0477 White 7, 5-1-1 days Program Universal Thermostat, 2H/2C, 3H/2C Heat Pump, 0 - 30 VAC , 45 - 90 deg F

• Active comfort alert compressor protection
• Keypad lockout, adjustable setpoint temperature limits, quick 1-butTon programming
• Exclusive cool savings feature saves energy during peak A/C demand periods
• 4-time and 4-temperature settings per program (heat and cool)
• Energy savings up to 33%, pre-programmed software simplifies time and temperature programming
• Large, 4 sq-inch LCD with improved contrast for easier reading
• Lighted display for easier low light viewing
• Optional minimum and maximum temperature configurable, permanent program retention during power loss
• Indefinite setpoint hold, air filter change indicator
• Simple setup menu to activate optional features, soft-touch keypad, display temperature recalibration (plus or minus 4 deg)
• Temporary temperature override 2 hr minimum or until next program period
• Fast (FA), medium (ME) or slow (SL) heating and cooling cycle anticipation
• Easy to wire terminal block, compressor lockout protection, electric heat option, milliVAC compatible
• Selectable energy management recovery
• Ignition module reset
• 5 years limited warranty

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White Rodgers 1F85-0477