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Old Number H8908A-SPST
For humidifiers, de-humidifiers, or ventilators
Fully enclosed single pole, single throw, snap acting, dust proof switch is designed for wall or surface duct mounting
Includes positive ON/OFF settings that permit manual operation of equipment
Old Number ZD12X12
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24-volt spring return motor.
Fail safe, normally open operation
Old Number T675A-1508
Used to regulate temperature of air or liquids in ducts, pipes, tanks and boilers - Copper bulb with 5 foot capillary - Includes duct bulb holder
Controller can be mounted in any position - Single pole, double throw (SPDT) switching
3 degree to 10 degree differential - 125 degree maximum operating temperature
Old Number ARD9
Honeywell Automatic Round Damper power-close, spring-open models ensure low leakage while controlling circulating air in heating, cooling and ventilation systems.
Features galvanized steel with single-blade damper, which closes off tightly against gasket for minimal leakage
Can be field-converted when used as an idependent zone or for fresh air intake
Old Number ZD18X10
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Old Number T8775C-1005
For low voltage control of heating and cooling - One touch backlit display
Old Number T8775A-1009
For low voltage control of single stage heating - One touch backlit display
Allows automatic temperature control in one pipe steam for free standing radiators, convectors and other heating units with standard capacity requirements
248 degrees maximum temperature - 15 PSI maximum steam pressure
Use with T100C, T100B, and T100F actuators - 1/2 inch female IPS inlet - 1/2 inch male IPS outlet
Continually monitors and adjusts room temperature for consistent comfort and relief from under heating and over heating
Adjustable balancing cartridge design made from resilient material (EPDM), ensures tight shut off on steam systems
Nickel plated brass casted body - Replaceable cartridge for easy service with service tool
Controls include valve body and steam air vent - Normally open without control mounted
Fits V100 and V2000 valves
Automatic temperature control in two pipe steam or hot water systems for free standing radiators, convectors, and other heating units with standard capacity requirements
Controls include sensor, setpoint dial and valve actuator - Connect to actuator on valve body by 6-1/2 foot capillary tube
Require no electrical connections.
Old Number ZD24X12
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Weekday/Weekend programming - 5-2 (Weekdays, Weekend) programming - Vertical mounting
For heat pumps only - Backlit 1.73 square inch display - Current and set temperatures are easy to read in various lighting conditions
Precise comfort control maintains consistent comfort to the highest level of accuracy
Basic operation - Easy to use slide switches allow selection of the heat or cool mode, and operate the fan
Manual switchover from heating to cooling
Adaptive Intelligent Recovery ensures programmed temperature is reached by programmed time
Vertical mounting - For heat pumps only - Backlit 1.32 square inch display - Manual changeover - Battery or hardwire powered
Old Number V5011N-1099
Used for two position or modulating control of water and glycol solutions (to 50 percent concentration) or steam in heating or cooling systems
Used with Q5001 Modutrol IV Motor, MP953, Q5020D, C, or A, ML6984, ML7984, ML6420, 21A, or 25, ML7420, ML7421A, and ML7425 motors
Direct and reverse acting - Spring loaded, self adjusting packing - Stainless steel stem prevents corrosion
Valve designs provide equal percentage characteristics of flow for close control of water
Old Number T451A-2007 and T451A-3005
Controls line voltage valves, motors, contractors, electric heat, elements, duct furnaces, and fan coil units in heating systems
Includes vertical scaleplate with thermometer, range stops and locking cover screws, wall plate, and high accuracy Dual Diaphragm sensor
Single pole, single throw (SPST) - Breaks on temperature rise - Champagne gold face plate with beige cover
Old Number VS820A-1054
Includes manual gas valve, safety shutoff, millivolt automatic operator, two 3/4 inch x 1/2 inch bushing, and one 1/2 inch x 3/8 inch bushing
Single stage - 750 millivolt - Standard Opening - 335,000 BTU per hour at 1 inch water column - 34,000 BTU per hour minimum - 425,000 BTU per hour maximum
Easy to install, adjust and service; all adjustments and connections are accessible from top of control
Complete safety shutoff on pilot flame failure - LITE-RITE (OFF-PILOT-ON) lighting sequence
Old Number ZD8X14
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Old Number ZD8X12
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Old Number ZD10X16
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24-volt spring return motor.
Fail safe, normally open operation
Old Number ZD10X14
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24-volt spring return motor.
Fail safe, normally open operation
Old Number ZD10X12
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24-volt spring return motor.
Fail safe, normally open operation
Old Number ZD24X10
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Old Number ZD20X12
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Old Number ZD18X8TZ
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Old Number ZD12X8
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24-volt spring return motor.
Fail safe, normally open operation
Old Number ZD10X10
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24-volt spring return motor.
Fail safe, normally open operation
Old Number ZD8X8
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Eliminates the need for overhead ducting - Balance without adjusting dampers - Enthalpy 10 inch ERV Core
Removable Duct Collars - Damperless Balancing - Adjustable Hanging Straps - Centralized Wiring and Speed Control
Customizable - Compact Size - 70 Cubic feet per minute airflow
Old Number L7224R-1000
130 to 240 degrees high limit - 110 to 220 degrees low limit - Adjustable differential - Includes W8735S-1000 Outdoor reset module
Provides electronic temperature sensing in a UL limit rated controller; controls the circulator, oil burner and boiler temperature
And provides status, LED diagnostic and EnviroCOM communication
Well mount, horizontal or vertical position, or flush mounted remote from the well.
Old Number AQ25110B
Zoning Control for up to four zones of pumps or 2 wire zone valves Can be expanded to
a total of 16 zones with AQ255 or AQ257 expansion zoning panels, and up to 64 zones by using
up to three AQ254 Add-A-Temperature expansion panels and additional expansion zoning modules
Outdoor temperature compensation, or load reset based on indoor temperature
Domestic hot water priority and priority override protection - Use with digital thermostats
Old Number R7861A-1026
Solid state plug in amplifier that responds to flame detector inputs to indicate the presence of flame when used with 7800 SERIES relay modules
Flame failure response time of 2.0 or 3.0 seconds - Flame signal strength ranges from 0.0 to 5.0 Volts DC
Plugs into 7800 relay module through printed circuit board edge connector keyed for proper orientation.
Flame signal test jacks to measure amplifier flame signal voltage - Color coded labels identify flame detection type
Dynamic Self Check Amplifier tests the detectors and all electronic components in the flame detection system
Old Number AQ25142B
Zoning Control for up to four, single stage zones or two, two stage zones. Can be expanded to
a total of 16 zones with AQ255 or AQ257 expansion zoning panels, and up to 64 zones by using
up to three AQ254 Add-A-Temperature expansion panels and additional expansion zoning modules
Outdoor temperature compensation, or load reset based on indoor temperature
Domestic hot water priority and priority override protection - Use with digital thermostats
Old Number SV9501M-8129
SmartValve gas valve is suitable for a wide range of gas fired appliances including residential furnaces, roof top furnaces, residential boilers, unit heaters, infrared heaters, space heaters and commercial cooking units.
Ignition sequence includes timed trial for ignition - Includes LP conversion kit and extension harness
Old Number T651A-2028 and T651A-3018
Used to control fan coils, fans, motor starters, valves, contactors, and circulator motors in heating and or cooling systems
Automatic switchover - Mounts on standard outlet box - Single pole, double throw (SPDT) switching - With locking cover and range stops
Fits V110 valves
Automatic temperature control in two pipe steam or hot water systems for free standing radiators, convectors, and other heating units with high capacity requirements
Controls include sensor, setpoint dial and valve actuator - Mounts directly on valve
Requires no electrical connections.
Old Number YTH6320R-1122
Includes: one TH6320R-1004/U Wireless FocusPRO Programmable Thermostat, one THM6000R-1002/U RedLINK internet gateway, one C7089R-1013/U wireless outdoor sensor, one C7735A-1000/U return air sensor, and one THM5320R-1000/U Equipment Interface Module
RedLINK compatible - 2 heat and 2 cool stages for conventional units - 3 heat and 2 cool stages for heat pumps - Automatic or manual changeover
Includes: one THX9321R-5030 Programmable touchscreen thermostat, and one C7089R-1013/U wireless outdoor sensor
RedLINK compatible - 2 heat and 2 cool stages for conventional systems - 3 heat and 2 cool stages for heat pumps - Automatic or manual changeover
Includes: one THX9421R-5013/U Programmable touchscreen thermostat, one THM5421R-1013/U equipment interface module, one REM5000R-1001/U portable comfort control, one C7089R-1013/U wireless outdoor air sensor, and two C7735A-1000/U duct sensors
3 heat and 2 cool stages for conventional systems - 4 heat and 2 cool stages for heat pumps - Automatic or manual changeover
Control heating, cooling and IAQ equipment with only 2 wires at the thermostat - Heating, cooling and IAQ equipment wires to the Equipment Interface Module
Smart Schedule programs in seconds for any lifestyle - Interview based programming and installer setup - RedLINK wireless communication
Selectable for residential and light commercial applications - Meets commercial code and is title 24 compliant
Light commercial or commercial language (occupied and unoccupied), schedule holidays and custom events, remote setback, economizer and time of day
Delta T Alerts and Diagnostics informs customers when their system is not performing as expected with instructions to contact the dealer - Comes standard with a return and discharge air temperature sensor to measure Delta T.
Alerts and User Interactions Log that 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 user error
Performance Logs that keeps a history of heating and cooling performance - The performance log includes Minimum and Maximum Delta T, Minimum and Maximum Discharge Temperature, Minimum and Maximum Return Temperature, Minimum and Maximum Indoor Temperature/Humidity, Minimum and Maximum Outdoor Temperature/Humidity and Run Time
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
USB port for transferring Installer Setup, Customizable Reminders, Custom Events and Holidays to multiple thermostats or for adding the dealer's full color business logo on the screen
3 assignable outputs to control humidification, dehumidification, ventilation and a stage of heating or cooling - 2 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
Old Number AM100C-US-1
Operating Temperature from 80 Degrees to 120 Degrees - 1/2 inch sweat unions - Teflon Coated, Nickle Plated Brass Body
Teflon Coated Brass Shuttle - EPDM Rubber "O" Rings
Old Number ZD8X24
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24 volt spring return motor
Fail safe, normally open operation
Old Number SDCR
The relay control panel is used when no more than 4 dampers need to be controlled by a single switch or thermostat
Each motor is controlled individually by a separate set of contacts in the plug in relay.
It can also be wired to open and close all damper motors simultaneously
Old Number VR8300A-3500
Includes safety shutoff, manual valve, two automatic operators, pressure regulator, pilot adjustment, one 3/4 inch x 1/2 inch bushing, and an LP conversion kit
Single stage - 24 Volt - Standard Opening - 190,000 BTU per hour at 1 inch water column - 30,000 BTU per hour minimum - 290,000 BTU per hour maximum
Easy to install, adjust and service; all adjustments and connections are accessible from top of control
Provides two automatic valves: Solenoid operated first automatic valve opens on thermostat call for heat, closes when call for heat ends - Diaphragm operated second automatic valve opens under control of regulator and closes if gas or power supply is interrupted
Meets codes requiring dual safety shutoff - Complete safety shutoff on pilot flame failure - LITE-RITE (OFF-PILOT-ON) lighting sequence
Old Number VS820A-1047
Includes manual gas valve, safety shutoff, millivolt automatic operator, pilot adjustment, one 3/4 inch x 1/2 inch bushing, and one 1/2 inch x 3/8 inch bushing
Single stage - 750 millivolt - Standard Opening - 250,000 BTU per hour at 1 inch water column - 23,000 BTU per hour minimum - 290,000 BTU per hour maximum
Easy to install, adjust and service; all adjustments and connections are accessible from top of control
Complete safety shutoff on pilot flame failure - LITE-RITE (OFF-PILOT-ON) lighting sequence
Old Number 50033181-001
Fits HM506, HM509, HM512, HM609, and HM612 Humidifiers
Old Number AM101R-US-1
Operating Temperature from 80 Degrees to 180 Degrees - 3/4 inch Sweat Unions - Teflon Coated, Nickle Plated Brass Body
Teflon Coated Brass Shuttle - EPDM Rubber "O" Rings - For Heating Only
Old Number ZD12X14
Power close and spring open damper - 24 volt motor used to control circulating air in HVAC systems and used when a normally open damper is required.
Mechanical visual position indicator for damper status - Solid construction using extruded aluminum frame and blades
Parallel blade design for low leakage performance - Simple, easy to wire, two wire installation - Reliable, strong, 24-volt spring return motor.
Fail safe, normally open operation
Old Number Y8835A-1051
Includes: One W8835 Panel, one VisionPRO IAQ Communicating Thermostat, two FocusPRO communicating thermostats, one C7835 Discharge Air Temperature Sensor, one AT140 Transformer, one C7089U Outdoor Temperature Sensor, and one 50022037-001 Outdoor Temperature Interface Module
Old Number PS1201A-00
Fits F50 and F300 Electronic Air Filters
Old Number TG586A-1000
Fits: Chronotherm III T8600, T8601, T8602, T8603, T8611, T8621, T8624, C7189, T874 with Q674, T8195, T8090, T8082, T834, T822 thermostats
Old Number W8735Y-1000
Includes C7089R-1013 wireless outdoor sensor and W8735ER outdoor reset module
