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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
Calibration/Wrench Kit
Room Sensor,Setpoint,Fahrenheit,White
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
Cover, Thermostat,Thermometer Exposed
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
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
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
Pneumatic T-Stat Cover,Beige
Room Sensor,Setpoint,Override,White
Threaded Globe Valve,3/4 In,24VAC,NO
Overload Relay,30A,3 Pole
Proof of Closure,120V,On/Off,Single Stge
Combustion Actuator
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
Filter Cartridge Kit
Threaded Globe Valve,1/2 In,24VAC,NO
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
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,Series 1000,Logo,White
Room Sensor,Series 1000,Logo,Beige
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
Room Sensor,Setpoint,Override,White
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