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FLS301--FLAME SENSOR 62-23543-01

SUPCO® flame sensors can replace many of the popular sensors in today's furnaces that use hot surface or direct spark ignition systems.


  • For Hot Surface Ignition (HSI) systems
  • Mount on multiple burners, or adjacent to igniter
  • Use with spark ignition and flame sensing
  • Alumina ceramic insulator
  • Kanthal flame rod material can withstand 1800°F
  • See Product Sheet F587 in Downloads section for additional X-refs
  • WARNING: This product can expose you to chemicals including Nickel and Nickel compounds, which are known to the State of California to cause cancer and birth defects or other developmental harm. For more information, go to
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Termination: .25" Quick Disconnect
Length (Flange to Tip): 2.5"
Sensor Angle: 90° Offset
SDS Product Sheets Cross Reference Information
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Manuals Application Sheets Software
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Replacement Part:62-23543-01
Part Description:
Manufacturer :Rheem®

Replacement Part:PFS301
Part Description:
Manufacturer :Packard®

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