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HVAC and Refrigeration

111 Results Found that Include 178 Products

Product availability based on selecting either shipping or pick up and a location. Dismiss
Results per page:  16 | 32 | 48
Cover, Thermostat,Thermometer Exposed
Calibration/Wrench Kit
Room Sensor,Setpoint,Fahrenheit,Beige
Controller,Receiver
  • SIEMENS
  • Controller, Receiver Controller,Receiver
  • Item # 4E686
  • Mfr. Model # 195-0011
  • Pneumatic Receiver Controller, Pressure Rating Operating 22, Maximum 30 PSI, Air Consumption 60 SCIM, Input...More

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

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

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

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

Room Sensor,Setpoint,Fahrenheit,White
Room Sensor,Setpoint,Override,Beige
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

Reverse Acting Relay,Pneumatic,30 PSI
  • SIEMENS
  • Reverse Acting Relay, Pneumatic, 30 PSI 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

Room Sensor,Series 1000,Logo,Beige
Pneumatic Valve Actuator,10 to 15 Spring
  • SIEMENS
  • Pneumatic Valve Actuator, 10 to 15 Spring Pneumatic Valve Actuator,10 to 15 Spring
  • Item # 25DW56
  • Mfr. Model # 599-01088
  • Pneumatic Valve Actuator, Operating PSI Range 3 to 8, 8 to 13, 10 to 15, Max. Air Pressure 35 psi, Stroke...More

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

Actuator,27in-lb.,10/120 sec.
Zone Valve,Globe, 1/2 in. NPT
  • SIEMENS
  • Zone Valve, Globe, 1/2 in. NPT Zone Valve,Globe, 1/2 in. NPT
  • Item # 25DW49
  • Mfr. Model # 259-02004
  • Zone Valve, Globe, Height (In.) 5-3/4, Width (In.) 4-3/4, Depth (In.) 1-3/4, 1, 25, 15, 95, 250, 24, Terminal...More

Control Valve,Globe, 1/2 in. NPT
  • SIEMENS
  • Control Valve, Globe, 1/2 in. NPT Control Valve,Globe, 1/2 in. NPT
  • Item # 25DW73
  • Mfr. Model # 599-02042
  • Control Valve, Globe, Height (In.) 2-1/4, Width (In.) 2-6/8, Depth (In.) 1-5/16, 4, 250, For Use With Water,...More

Zone Valve,Globe, 1/2 in. NPT
  • SIEMENS
  • Zone Valve, Globe, 1/2 in. NPT Zone Valve,Globe, 1/2 in. NPT
  • Item # 25DW47
  • Mfr. Model # 259-02000
  • Zone Valve, Globe, Height (In.) 5-3/4, Width (In.) 4-3/4, Depth (In.) 1-3/4, 0.4, 25, 15, 95, 250, 24,...More

Control Valve,Globe, 3/4 in. NPT
  • SIEMENS
  • Control Valve, Globe, 3/4 in. NPT Control Valve,Globe, 3/4 in. NPT
  • Item # 25DW74
  • Mfr. Model # 599-02044
  • Control Valve, Globe, Height (In.) 2-3/8, Width (In.) 4-6/8, Depth (In.) 1-5/16, 6.3, 250, For Use With...More

Zone Valve,Globe, 1/2 in. NPT
  • SIEMENS
  • Zone Valve, Globe, 1/2 in. NPT Zone Valve,Globe, 1/2 in. NPT
  • Item # 25DW48
  • Mfr. Model # 259-02002
  • Zone Valve, Globe, Height (In.) 5-3/4, Width (In.) 4-3/4, Depth (In.) 1-3/4, 0.63, 25, 15, 95, 250, 24,...More

Control Valve,Globe, 1/2 in. NPT
  • SIEMENS
  • Control Valve, Globe, 1/2 in. NPT Control Valve,Globe, 1/2 in. NPT
  • Item # 25DW76
  • Mfr. Model # 599-02069
  • Control Valve, Globe, Height (In.) 2-15/16, Width (In.) 2-3/4, Depth (In.) 1-5/16, 4, 250, For Use With...More

Room Sensor,Series 1000,Setpoint,Beige
Elec Pneumatic Transducer,19 to 26VAC
  • SIEMENS
  • Elec Pneumatic Transducer, 19 to 26VAC Elec Pneumatic Transducer,19 to 26VAC
  • Item # 40PN40
  • Mfr. Model # 545-208
  • Electronic Pneumatic Transducer, Voltage Input Type, Direct Acting and Reverse Acting, Max. Safe Air PSI 30,...More

Relative Humidity Duct Sensor,24VAC
  • SIEMENS
  • Relative Humidity Duct Sensor, 24VAC Relative Humidity Duct Sensor,24VAC
  • Item # 5WYF0
  • Mfr. Model # QFM2100
  • Humidity Duct Sensor, For Use With 0 - 10Vdc Controller Inputs, Color White, Height (In.) 1.625, Width (In.)...More

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

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