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SPST Normally Closed, Fixed Setting Pressure Control (250 PSI Cut In, 350 PSI Cut Out)

SKU: 43327

$79.59each

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Description

High Pressure Cut-Out - Open on Pressure Rise, Automatic Reset, Normally Closed.

The 4 - Series Klixon Pressure Switches. This newest set of designs delivers the reliability and performance that has made Klixon the most trusted name in the electromechanical sensor business. The 4 - Series line of pressure switches covers many new R410A applications along with traditional pressure setting switches.

Specifications:

  • Contacts rated at 6 amps, 24-240 volts
  • 1/4" female flare S.A.E. mounting
  • 18" leads

Features:

  • Tamper proof construction
  • Direct mounting on tubing
  • UL & CSA recognize

Maintenance & Troubleshooting:

  • Pressure switches are commonly replaced when a furnace or HVAC system will not complete its startup sequence due to pressure/airflow proving issues.
  • Customer feedback commonly associates replacement with resolving a "pressure switch" fault condition and restoring normal operation.
  • The provided sources do not include diagnostic procedures; follow the equipment documentation for troubleshooting steps and verification before replacement.

User Reviews & Q&A Summary:

  • Review themes indicate the part is commonly described as an exact fit and used as a direct replacement to get a furnace running again.
  • Several reviews mention the unit returned to normal operation after installation, including clearing a fault condition related to the pressure switch.
  • Additional feedback highlights ease of ordering and timely delivery, and notes that this part fit where other attempted parts did not.

Certifications & Compliance:

  • Rheem includes a California Proposition 65 warning for this pressure switch kit on its parts listing
  • No other separate certifications or listings are explicitly stated for this part in the provided sources

User Reviews & Q&A Summary:

  • Common review themes: direct-fit replacement that fixes "no heat" situations and gets the furnace running again, often described as an easy swap once accessed
  • Several reviewers note this is an updated version of the original design and may mount differently (users mention included hardware such as a longer screw/spacer to accommodate the revised mounting)
  • Q&A themes emphasize that pressure switch ratings/markings are not interchangeable by appearance alone; customers are advised to confirm the correct part by furnace model/serial rather than substituting based on pressure markings

Product Highlights

Product Highlight: Switch ActionOpen on Rise      Product Highlight: Size1/4"     Product Highlight: PositionNormally Closed

Specs

Size:

1/4"

Cut-In PSI:

250

Cut-Out PSI:

350

Position:

Normally Closed

Reset Type:

Automatic

Switch Action:

Open on Rise

Lead Wire Length:

18"