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HVAC and Refrigeration

139 Results Found that Include 206 Products

Results per page:  16 | 32 | 48
Room Sensor,Setpoint,Fahrenheit,Beige
Room Sensor,Setpoint,Fahrenheit,White
Room Sensor,Series 1000,Setpoint,White
Room Sensor,Series 1000,Logo,White
Room Sensor,Setpoint,Override,White
Cover, Thermostat,Thermometer Exposed
Solenoid Air Valve,3-Way,120VAC,0-50 psi
  • SIEMENS
  • Solenoid Air Valve, 3-Way, 120VAC, 0-50 psi Solenoid Air Valve,3-Way,120VAC,0-50 psi
  • Item # 4E725
  • Mfr. Model # 265-1022
  • Solenoid Air Valve, Normally Open/Normally Closed, Control Air Pressure 0 to 30 psi, 1/4 In. Barb Air...More

  • Category : Pneumatic Valves
Reverse Acting Relay,Pneumatic,30 PSI
Solenoid Air Valve,3-Way,120VAC,1-20 psi
  • SIEMENS
  • Solenoid Air Valve, 3-Way, 120VAC, 1-20 psi Solenoid Air Valve,3-Way,120VAC,1-20 psi
  • Item # 44C453
  • Mfr. Model # 265-1028
  • Solenoid Air Valve, Normally Closed, Control Air Pressure 1 to 20 psi, 1/4 In. Barb Air Connections, Max. Air...More

  • Category : Pneumatic Valves
Calibration/Wrench Kit
Airflow Switch,Auto Reset,SPDT
  • SIEMENS
  • Airflow Switch, Auto Reset, SPDT Airflow Switch,Auto Reset,SPDT
  • Item # 2KGR4
  • Mfr. Model # 141-0574
  • Airflow Switch, Auto Reset, Differential 0.06 To 0.6 WC, SPDT Switch Type, Pressure Setting Range 0.05 To 1.0...More

  • Category : Duct Pressure Switches
Threaded Globe Valve,3/4 In,24VAC,NO
Overload Relay,30A,3 Pole
Proof of Closure,120V,On/Off,Single Stge
Zone Valve,Globe,3/4 In NPT
  • SIEMENS
  • Zone Valve, Globe, 3/4 In NPT Zone Valve,Globe,3/4 In NPT
  • Item # 25DW46
  • Mfr. Model # 257-02045
  • Zone Valve, Globe, Height (In.) 11, Width (In.) 4, Depth (In.) 1-1/2, 6.3, 45, 250, 0, Spring Return, For Use...More

  • Category : Zone Valves
Zone Valve,Globe, 3/4 in. NPT
  • SIEMENS
  • Zone Valve, Globe, 3/4 in. NPT Zone Valve,Globe, 3/4 in. NPT
  • Item # 25DW55
  • Mfr. Model # 599-00212
  • Zone Valve, Globe, Height (In.) 1-49/64, Width (In.) 2-3/4, Depth (In.) 1, 4.1, 44, 230, For Use With Water,...More

  • Category : Zone Valves
Room Sensor,Series 1000,Setpoint,Beige
Room Temperature Sensor,OLED,RJ11
  • SIEMENS
  • Room Temperature Sensor, OLED, RJ11 Room Temperature Sensor,OLED,RJ11
  • Item # 48RH78
  • Mfr. Model # QAA22SS.FWSN
  • Room Temperature Sensor, BACnet, Connection Screw Terminals, RJ11 Inputs, 0 to 10V/0 to 5V/4 to 20mA Outputs,...More

  • Category : Building Automation Controls
Room Temperature Sensor,OLED,Commercial
  • SIEMENS
  • Room Temperature Sensor, OLED, Commercial Room Temperature Sensor,OLED,Commercial
  • Item # 48RH64
  • Mfr. Model # QAA2212.FWSN
  • Room Temperature Sensor, BACnet, Connection Screw Terminals, RJ11 Inputs, 1k ohm Pt 385 RTD Outputs, OLED...More

  • Category : Building Automation Controls
Filter Cartridge Kit
Valve Body,1/2in,2 and 3 Way
Threaded Globe Valve,1/2 In,24VAC,NO
Room Sensor,Setpoint,Celsius,Beige
Room Carbon Dioxide Sensor
  • SIEMENS
  • Room Carbon Dioxide Sensor Room Carbon Dioxide Sensor
  • Item # 5WYE8
  • Mfr. Model # QPA2000
  • CO2 Room Sensor, For Use With 0 - 10Vdc Controller Inputs, Color White, Height (In.) 1.875, Width (In.)...More

  • Category : Thermostat Accessories
Threaded Globe Valve,1/2 In,24VAC,NO
Pneu Temp Transmitter,DA,30 to 180F
  • SIEMENS
  • Pneu Temp Transmitter, DA, 30 to 180F Pneu Temp Transmitter,DA,30 to 180F
  • Item # 4E683
  • Mfr. Model # 356-0750
  • Pneumatic Temperature Transmitter, Direct Acting, Max. Air Pressure 30 psi, Max. Ambient Temp. 225 Degrees F,...More

  • Category : Pneumatic Temperature Transmitters
Room Sensor,Setpoint,Override,Beige
Results per page:  16 | 32 | 48
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More