Columbus Electric Duct Pressure Switches

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Mfr # GRH3AD

Key Features:

  • Mounting Location: Any Vertical Surface
  • Width (In.): 3 7/8 in
  • Pressure Setting Range (In. WC): 0.05 to 12.0
Mfr # AFS-222-139

Key Features:

  • Electrical Rating: 15 A Non-Inductive to 277V AC, 300 VA Pilot Duty @ 115 to 277V AC
  • Width (In.): 3 1/4 in
  • Features: Adjustable Set Point Range as Low as 0.05 in to 12.0 in wc, Compact Size, Wide Operating Temperature Range, Reliability, Long Life and Proven Ability to Withstand High Shock and Vibration Condition
Mfr # PS1505

Key Features:

  • Function: Designed to Monitor the Fan Housing Pressure
  • Item: Air Sensing Switch
  • Application: Industrial HVAC, Commercial HVAC
Mfr # EF-8

Key Features:

  • Motor Enclosure: Open Air Over
  • Housing Dia.: 8 in
  • Max. Wattage: 56
Mfr # NS2-0000-05

Key Features:

  • Pressure Setting Range (In. WC): 0.10 - 10.0
  • Agency Compliance: CE and CSA Certified, UL and C-UL listed
  • Operating Temp. Range (F): -40 to 180
Mfr # RIB2402B

Key Features:

  • Item - Relay: Prewired Relay
  • Application - Prewired Relay: Power
  • Coil Volts: 208 to 277V AC, 24V AC/DC
Mfr # 9013FHG52J59X

Key Features:

  • Item: Pressure Switch
  • Pressure Switch Application: Air Compressor
  • Manual Switch Action: None
Mfr # H11-EA

Key Features:

  • Item: Pressure Switch Cover
  • Thread Size: Not Applicable
  • Type: With Auto/Off Knob
Mfr # 6EAU2

Key Features:

  • Item: IEC Timer Module
  • Delay Type: Off Delay
  • Range of Time Delay: 10.00 sec to 180.00 sec
Mfr # ETD9STGS

Key Features:

  • Switch Action: Open/Close on Rise
  • Sensor Type: Bi-Metallic Spring
  • Differential: 2 to 4 Degrees F
Mfr # KT-121B

Key Features:

  • Switch Action: Open on Rise
  • Sensor Type: Bi-Metal
  • Differential: 6 to 8 Degrees F
Mfr # 1A22-7

Key Features:

  • Switch Action: Close on Rise
  • Voltage: 120 to 240V AC
  • Sensor Type: Bi-Metallic Spring