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HVAC and Refrigeration

139 Results Found that Include 206 Products

Results per page:  16 | 32 | 48
Pneumatic T-Stat Cover,Beige
Room Sensor,Series 1000,Logo,Beige
Globe (F)NPT 3/4 Zone Valve, 0VAC, 6.3
  • SIEMENS
  • Globe (F)NPT 3/4 Zone Valve, 0VAC, 6.3 Globe (F)NPT 3/4 Zone Valve, 0VAC, 6.3
  • 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
Room Sensor,Setpoint,Fahrenheit,Beige
Cover, Thermostat,Thermometer Exposed
Room Sensor,Setpoint,Fahrenheit,White
Reverse Acting Relay,Pneumatic,30 PSI
Calibration Wrench Pneumatic Calibration Wrench, For Use With&#x
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
Controller,Receiver
  • SIEMENS
  • Controller, Receiver Controller,Receiver
  • Item # 4E685
  • Mfr. Model # 195-0003
  • Pneumatic Receiver Controller, Pressure Rating Operating 22, Maximum 30 PSI, Air Consumption 60 SCIM, Input...More

  • Category : Pneumatic Controllers
Globe (F)NPT 1/2 Zone Valve, 0VAC, 2.5
  • SIEMENS
  • Globe (F)NPT 1/2 Zone Valve, 0VAC, 2.5 Globe (F)NPT 1/2 Zone Valve, 0VAC, 2.5
  • 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
Room Sensor,Setpoint,Override,White
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
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
Normally Open (F)NPT 3/4 Threaded Globe Valve, 24
Actuator,27in-lb.,10/120 sec.
Combustion Actuator
Gas Valve,1-1/2in
Globe (F)NPT 1/2 Zone Valve, 24VAC, 0.63Cv, Termi
Room Temperature Sensor,BACnet,RJ11
  • SIEMENS
  • Room Temperature Sensor, BACnet, RJ11 Room Temperature Sensor,BACnet,RJ11
  • Item # 48RH71
  • Mfr. Model # QAA2232.EWSN
  • Room Temperature Sensor, BACnet, Connection Screw Terminals, RJ11 Inputs, 10K ohm Thermistor Type III...More

  • Category : Building Automation Controls
Temperature/Humidity/CO2 Sensor,OLED
  • SIEMENS
  • Temperature/Humidity/CO2 Sensor, OLED Temperature/Humidity/CO2 Sensor,OLED
  • Item # 48RH90
  • Mfr. Model # QPA2284.FWSC
  • Temperature/Humidity/CO2 Sensor, BACnet, Voltage 18 to 36 VDC or 24 VAC, Connection Plug, Power Inputs,...More

  • Category : Building Automation Controls
Mount Kit,FloorFrame GDE,2UPH1, 2UPH4
Overload Relay,30A,3 Pole
Valve Body,1/2in NPT,2 and 3 Way
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
Air Velocity Sensor, For Use With: Modulating Fan Cont
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