Aftermarket Replacement Flow Control Thermostat for Hayward® H-Series® Heaters

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Sale price$24.99 Regular price$59.99


Optimum Pool Technologies Aftermarket Replacement for Hayward® HAXFCT1930 Flow Control Thermostat. The Flow Control Thermostat (or Thermal Regulator) can be found by removing the heaters back access panel, and any signs of wear, damage or rust will indicate it is time to replace the Flow Control Thermostat. 


  • For H-Series Induced Draft, Electronic ED2 Style
  • Millivolt/Electronic ED1 Style
  • Low Nox Induced Draft Heaters
  • H250IDL2/H350IDL2/H400IDL2 Pool and Spa/Hot Tub Heaters
  • H150/H200/H210/H250/H300/H350/H400 Millivolt/Electronic Ignition Pool and Spa/Hot Tub Heaters


  • Manufacturer: Optimum Pool Technologies, Inc.®
  • Model: TR-H-HSER
  • Shipping weight: 1 lbs.
Statements of compatibility here are 100% guaranteed by Pool Guy Supply, Inc. and are not attributable to or made by Hayward® or any other original equipment manufacturer (OEM) of products sold on this website.

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