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HVAC and Refrigeration

139 Results Found that Include 206 Products

Results per page:  16 | 32 | 48
Cover, Thermostat,Thermometer Exposed
Pneumatic T-Stat Cover,Beige
Calibration/Wrench Kit
Room Sensor,Setpoint,Fahrenheit,Beige
Control Valve,Globe, 1/2 in. NPT
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
Controller,Receiver
  • SIEMENS
  • Controller, Receiver Controller,Receiver
  • Item # 4E686
  • Mfr. Model # 195-0011
  • Pneumatic Receiver Controller, Single Input, Control Type Input #1 DA, Input #2 RA, Operating Temp. Range (F)...More

  • Category : Pneumatic Controllers
Room Sensor,Series 1000,Setpoint,Beige
Room Sensor,Setpoint,Fahrenheit,White
Reverse Acting Relay,Pneumatic,30 PSI
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
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
Room Sensor,Series 1000,Logo,White
Room Sensor,Series 1000,Logo,Beige
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
Zone Valve,Globe, 1/2 in. NPT
  • SIEMENS
  • Zone Valve, Globe, 1/2 in. NPT Zone Valve,Globe, 1/2 in. NPT
  • Item # 25DW44
  • Mfr. Model # 257-02039
  • Zone Valve, Globe, Height (In.) 11, Width (In.) 4, Depth (In.) 1-1/2, 2.5, 45, 250, 0, Spring Return, For Use...More

  • Category : Zone Valves
Positioning Switch
  • SIEMENS
  • Positioning Switch Positioning Switch
  • Item # 4E715
  • Mfr. Model # 141-0600
  • Pneumatic Positioning Switch, 0 to 30 PSI Pressure Range, Used to Deliver or Stop Compressed Air to Selected...More

  • Category : Pneumatic Electric Switches
Mount Kit,Floor Kit GCA,For 2UPH2, 2UPH5
Combustion Actuator
Room Temperature Sensor,Plug
  • SIEMENS
  • Room Temperature Sensor, Plug Room Temperature Sensor,Plug
  • Item # 48RH76
  • Mfr. Model # QAA2280.FWSC
  • Room Temperature Sensor, BACnet, Voltage 18 to 36 VDC or 24 VAC, Connection Plug, 18 to 36 VDC or 24 VAC...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
Temperature/Humidity Sensor,OLED,BACnet
  • SIEMENS
  • Temperature/Humidity Sensor, OLED, BACnet Temperature/Humidity Sensor,OLED,BACnet
  • Item # 48RH85
  • Mfr. Model # QFA3280.FWSC
  • Temperature/Humidity Sensor, BACnet, Voltage 18 to 36 VDC or 24 VAC, Connection Plug, 18 to 36 VDC or 24 VAC...More

  • Category : Building Automation Controls
Temperature/CO2 Sensor,BACnet
  • SIEMENS
  • Temperature/CO2 Sensor, BACnet Temperature/CO2 Sensor,BACnet
  • Item # 48RH88
  • Mfr. Model # QPA2282.EWSC
  • Temperature/CO2 Sensor, BACnet, Voltage 18 to 36 VDC or 24 VAC, Connection Plug, Power Inputs, Digitally...More

  • Category : Building Automation Controls
Temperature/Humidity Sensor
  • SIEMENS
  • Temperature/Humidity Sensor Temperature/Humidity Sensor
  • Item # 48RH79
  • Mfr. Model # QFA3212.EWSN
  • Temperature/Humidity Sensor, BACnet, Connection Screw Terminals, RJ11 Inputs, Temp: 1k ohm Pt 385 RTD, RH: 0...More

  • Category : Building Automation Controls
Filter Cartridge Kit
Pressure Signal Selector, Pneumatic Type
  • SIEMENS
  • Pressure Signal Selector, Pneumatic Type Pressure Signal Selector, Pneumatic Type
  • Item # 2KGR6
  • Mfr. Model # 243-0019
  • Pressure Signal Selector, Pneumatic Type, Air Consumption 44 SCFM, Max Safe Air PSI 30, Max Safe Operating...More

  • Category : Pneumatic Electric Switches
Air Velocity Sensor,24VAC
  • SIEMENS
  • Air Velocity Sensor, 24VAC Air Velocity Sensor,24VAC
  • Item # 5WYF1
  • Mfr. Model # QVM62.1
  • Air Velocity Sensor, For Use With Modulating Fan Control, Color White, Height (In.) 1.75, Width (In.) 4.5,...More

  • Category : Thermostat Accessories
Switch, Auxiliary External
  • SIEMENS
  • Switch, Auxiliary External Switch, Auxiliary External
  • Item # 2WXU8
  • Mfr. Model # ASC77.2U
  • Switch, Auxiliary Switch Kit External, Full Load Amps 2, Locked Rotor Amps 12, Input Voltage 24 to 250, Depth...More

  • Category : Motorized Dampers Accessories
Room Sensor,Fan Speed Switch,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