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Resideo 3033 SPDT Air Pressure Switch 2-22 PSI

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Special Price $351.74 Regular Price $390.43
In stock
SKU
3033
The Resideo 3033 Pressure Air Switch is a universal SPDT switch designed for HVAC systems. It works between 2 and 22 PSI pressure and is designed to handle temperature variations between 32°F and 190°F. This switch is capable of controlling up to 1 horsepower and comes with a 75 PSI pressure regulator hence can be used in heating and cooling systems. This is done by making or breaking electrical circuits depending on the pressure of the air to give constant control of HVAC equipment. The 120V voltage specification is convenient with standard systems that make the device unique.
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HVAC Controls & Electrical, Switches, Control Switches
Manufacturer:
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Specifications

  • Type: Pressure Air Switch
  • Range of Temperature: 32°F-190°F
  • Horsepower: 1HP
  • Switch Type: SPDT
  • Pressure Regulator: 75 PSI
  • Voltage: 120V
  • Pressure Range: 2–22 PSI
  • Connection Size: 3/16" Barbed
Manufacturer Name: Resideo
Product Number: 3033
OEM Part Number: 3033
Product Description: Pe Airsw.2-22# Spdt
Weight:0.24lbs/108.86g

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Product Questions (2)
Customer Questions
What maintenance is required for the Resideo 3033 Air Pressure Switch?

Inspect pressure tubing and ports regularly for dust, moisture, or blockage to ensure accurate switching. Check electrical connections for looseness or corrosion. Proper maintenance improves accuracy and prevents false triggering or system shutdowns. Always isolate power before servicing.

What are common issues with the Resideo 3033 Air Pressure Switch?

  • Erratic switching due to clogged pressure ports or tubing leaks.
  • Failure to actuate caused by worn internal components.
  • Intermittent electrical contact leading to inconsistent system response.
  • Incorrect pressure sensing resulting in system shutdown or unsafe operation.

Installation Steps

Step 1: Turn off power to HVAC system to avoid electric shock, verify isolation with tester.

Step 2: Mount switch securely in approved orientation on duct or panel using screws.

Step 3: Connect sensing tube to pressure port, ensure airtight connections with no leaks.

Step 4: Wire terminals per wiring diagram, matching common, NO, NC labels.

Step 5: Adjust setpoint within range according to system requirement.

Step 6: Restore power and test operation for proper switching and safety.