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HVAC and Refrigeration

98 Results Found that Include 156 Products 

Results per page: 16 | 32 | 48
Calibration/Wrench Kit
  • SIEMENS
  • Calibration/Wrench Kit
  • Item # 4E891
  • Mfr. Model # 192-632
  • Calibration/Wrench Kit, For Landis And Staefa (192-643), Includes 5 Wrenches and Pocket Clip

Cover, Thermostat,Thermometer Exposed
  • SIEMENS
  • Cover, Thermostat, Thermometer Exposed
  • Item # 2KGP8
  • Mfr. Model # 192-252
  • Cover, Thermostat, Height 1 3/4 In, Width 3 3/4 In, Depth 5 3/4 In, Adjustment Set Point Exposed, Indicator...More

Room Sensor,Setpoint,Fahrenheit,Beige
  • SIEMENS
  • Room Sensor, Setpoint, Fahrenheit, Beige
  • Item # 6RNV0
  • Mfr. Model # 540-680FA
  • Room Temperature Sensor, Series 1000 Override, Setpoint, and Fahrenheit Temperature Display, Connection Plug...More

Pneumatic T-Stat Cover,Beige
  • SIEMENS
  • Pneumatic T-Stat Cover, Beige
  • Item # 4E679
  • Mfr. Model # 192-256
  • Pneumatic Thermostat Cover, Plastic, Height 3 1/4 In, Width 2 1/4 In, Depth 1 1/2 In, For Use With 190 Series...More

Room Sensor,Setpoint,Fahrenheit,White
  • SIEMENS
  • Room Sensor, Setpoint, Fahrenheit, White
  • Item # 6RNV1
  • Mfr. Model # 540-680FB
  • Room Temperature Sensor, Series 1000 Override, Setpoint, and Fahrenheit Temperature Display, Connection Plug...More

Solenoid Air Valve,3-Way,120VAC,0-30 psi
  • SIEMENS
  • Solenoid Air Valve, 3-Way, 120VAC, 0-30 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

  • SIEMENS
  • Floating Actuator
  • Multiple product options available

Reverse Acting Relay,Pneumatic,30 PSI
  • SIEMENS
  • Reverse Acting Relay, Pneumatic, 30 PSI
  • Item # 2KGR5
  • Mfr. Model # 243-0024
  • Reverse Acting Relay, Pneumatic, Pressure Range 30 PSI, 1/4 In Barb, Max Air Pressure 30 PSI, Capacity 29...More

Valve And Actuator,Pneumatic,Pipe 1/2 In
  • SIEMENS
  • Valve And Actuator, Pneumatic, Pipe 1/2 In
  • Item # 2KGR2
  • Mfr. Model # 257-02041
  • Valve And Actuator, Pneumatic, Pipe 1/2 In, Valve Body Material Bronze, Width 4 In, Height 4 In, Valve Type...More

Valve,Pneumatic,1/2 In
  • SIEMENS
  • Valve, Pneumatic, 1/2 In
  • Item # 6YC70
  • Mfr. Model # 256-02008
  • Pneumatic Valve, Valve Size 1/2 Inch, Coefficient of Volume 2.5, Maximum Pressure 15 PSI, Spring Range 10-15...More

Valve,Pneumatic,1/2 In
  • SIEMENS
  • Valve, Pneumatic, 1/2 In
  • Item # 6YC73
  • Mfr. Model # 258-02069
  • Pneumatic Valve, Valve Size 1/2 Inch, Coefficient of Volume 4, Maximum Pressure 15 PSI, Spring Range 8-13...More

  • SIEMENS
  • Modulating Actuator
  • Multiple product options available

Valve,Pneumatic,1/2 In
  • SIEMENS
  • Valve, Pneumatic, 1/2 In
  • Item # 6YC71
  • Mfr. Model # 257-02038
  • Pneumatic Valve, Valve Size 1/2 Inch, Coefficient of Volume 2.5, Maximum Pressure 15 PSI, Spring Range 3-8...More

Room Sensor,Setpoint,Override,Beige
  • SIEMENS
  • Room Sensor, Setpoint, Override, Beige
  • Item # 6RNU4
  • Mfr. Model # 540-670A
  • Room Temperature Sensor, Series 1000 Sensing With Override, Setpoint And Logo, Connection Plug In Terminal...More

Valve,Pneumatic,3/4 In
  • SIEMENS
  • Valve, Pneumatic, 3/4 In
  • Item # 6YC72
  • Mfr. Model # 257-02044
  • Pneumatic Valve, Valve Size 3/4 Inch, Coefficient of Volume 6.3, Maximum Pressure 15 PSI, Spring Range 3-8...More

Pneumatic T-Stat Cover
  • SIEMENS
  • Pneumatic T-Stat Cover
  • Item # 4E680
  • Mfr. Model # 192-262
  • Pneumatic Thermostat Cover, Plastic, Height 3 1/4 In, Width 2 1/4 In, Depth 1 1/2 In, For Use With 190 Series...More

Room Sensor,Series 1000,Logo,Beige
  • SIEMENS
  • Room Sensor, Series 1000, Logo, Beige
  • Item # 6RNT8
  • Mfr. Model # 540-660A
  • Room Temperature Sensor, Series 1000 Sensing Only With Logo, Connection Plug In Terminal Port, Inputs 10K ohm...More

  • SIEMENS
  • 2-Position Actuator
  • Multiple product options available

Pneu Temp Transmitter,DA,30 to 180F
  • SIEMENS
  • 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

Controller,Receiver
  • SIEMENS
  • Controller, Receiver
  • Item # 4E685
  • Mfr. Model # 195-0003
  • Pneumatic Receiver Controller, Pressure Rating Operating 22, Maximum 30 PSI, Air Consumption 60 SCIM, Input...More

Room Sensor,Series 1000,Logo,White
  • SIEMENS
  • Room Sensor, Series 1000, Logo, White
  • Item # 6RNT9
  • Mfr. Model # 540-660B
  • Room Temperature Sensor, Series 1000 Sensing Only With Logo, Connection Plug In Terminal Port, Inputs 10K ohm...More

Room Sensor,Setpoint,Override,White
  • SIEMENS
  • Room Sensor, Setpoint, Override, White
  • Item # 6RNU5
  • Mfr. Model # 540-670B
  • Room Temperature Sensor, Series 1000 Sensing With Override, Setpoint And Logo, Connection Plug In Terminal...More

Airflow Switch,Auto Reset,SPDT
  • SIEMENS
  • 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

Solenoid Air Valve,3-Way,120VAC,1-20 psi
  • SIEMENS
  • 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

  • SIEMENS
  • Thermostat
  • Multiple product options available

Positioning Switch
  • SIEMENS
  • 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

Threaded Globe Valve,1/2 In,24VAC,NO
  • SIEMENS
  • Threaded Globe Valve, 1/2 In, 24VAC, NO
  • Item # 5GEC7
  • Mfr. Model # 259-02030
  • Threaded Globe Valve, Normally Open, Height 5 1/2 In., Width 4 3/4 In., Depth 2 In., Voltage 24VAC, For Use...More

Room Sensor,Series 1000,Setpoint,White
  • SIEMENS
  • Room Sensor, Series 1000, Setpoint, White
  • Item # 6RNU3
  • Mfr. Model # 540-665B
  • Room Temperature Sensor, Series 1000 Sensing With Setpoint Without Logo, Connection Plug In Terminal Port,...More

Controller,Receiver
  • SIEMENS
  • Controller, Receiver
  • Item # 4E686
  • Mfr. Model # 195-0011
  • Pneumatic Receiver Controller, Pressure Rating Operating 22, Maximum 30 PSI, Air Consumption 60 SCIM, Input...More

Results per page: 16 | 32 | 48