Hayward Solar Auto Controller - GL-235

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Was: $247.99
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Hayward Solar Auto Controller is the country's leading automatic solar controller and is designed for easy dependable operation. The unit's microprocessor-based technology ensures reliable and accurate performance. Simply set the controls for the desired pool temperature and the unit will heat your pool whenever there is enough solar heat available.


  • Automatically maximizes solar heat collection by actuating a 24V valve when there is solar heat available
  • LED indicators show status of system operations
  • Automatic switching (selectable) from solar pool heating to nocturnal pool cooling
  • Single-setting adjustment for desired pool/spa temperature
  • Recirculation freeze protection
  • Installer-programmable features for any-system adaptability
  • Quick, accurate, easy-to-set desired temperature controls
  • Easy to read, understand and operate
  • Two sensors required (thermistor, 10Kohm at 25C/77 Deg F) sold separately


  • Application : For pool or spa heating and cooling
  • HP : 1
  • Standards Approvals : cETLus Approved
  • Voltage Rating : 115 VAC or 240 VAC Input, 12/24 VAC and 120/240 VAC Output
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