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HVAC and Refrigeration

139 Results Found that Include 206 Products

Results per page:  16 | 32 | 48
Room Sensor,Setpoint,Fahrenheit,White
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
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
Pneumatic T-Stat Cover,Beige
Globe (F)NPT 1/2 Control ValveVAC, 2.5
Hi Temperature Diaphragm,PK5
Room Sensor,Setpoint,Fahrenheit,Beige
Calibration Wrench Pneumatic Calibration Wrench, For Use With&#x
Room Sensor,Setpoint,Override,Beige
Room Sensor,Series 1000,Logo,White
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
Cover, Thermostat,Thermometer Exposed
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
Room Sensor,Series 1000,Logo,Beige
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
1-3/4" x 3-3/8" x 1-3/4" Pneumatic Valv
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
Proof of Closure,120V,On/Off,Single Stge
Globe (F)NPT 1/2 Zone Valve, 24VAC, 1Cv, Terminal
Globe (F)NPT 1/2 Control ValveVAC, 4
Globe (F)NPT 1/2 Control ValveVAC, 4
Globe (F)NPT 1/2 Control ValveVAC, 0.4
Globe (F)NPT 1/2 Zone ValveVAC, 1
  • SIEMENS
  • Globe (F)NPT 1/2 Zone ValveVAC, 1 Globe (F)NPT 1/2 Zone ValveVAC, 1
  • Item # 25DW53
  • Mfr. Model # 599-00210
  • Zone Valve, Globe, Height (In.) 1-5/8, Width (In.) 2-3/4, Depth (In.) 1, 1, 44, 230, For Use With Water, UL,...More

  • Category : Zone Valves
Temperature/Humidity Sensor,BACnet,RJ11
  • SIEMENS
  • Temperature/Humidity Sensor, BACnet, RJ11 Temperature/Humidity Sensor,BACnet,RJ11
  • Item # 48RH86
  • Mfr. Model # QFA32SS.EWSN
  • Temperature/Humidity Sensor, BACnet, Connection Screw Terminals, RJ11 Inputs, 0 to 10V/0 to 5V/4 to 20mA...More

  • Category : Building Automation Controls
Room Temperature Sensor,Commercial
  • SIEMENS
  • Room Temperature Sensor, Commercial Room Temperature Sensor,Commercial
  • Item # 48RH73
  • Mfr. Model # QAA2235.EWSN
  • Room Temperature Sensor, BACnet, Connection Screw Terminals, RJ11 Inputs, 100K ohm Thermistor Type II...More

  • Category : Building Automation Controls
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
Temperature/Humidity Sensor,OLED,Plug
  • SIEMENS
  • Temperature/Humidity Sensor, OLED, Plug Temperature/Humidity Sensor,OLED,Plug
  • Item # 48RH83
  • Mfr. Model # QFA3280.DWSC
  • 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
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