This product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you! The Jandy Pool E0256700 Control Board (L E256600A Rev 1.8) is a replacement electronic control board designed for use in Jandy pool and spa heating systems. This board serves as the primary controller for system operations, managing ignition sequencing, temperature regulation, and safety functions within compatible Jandy pool heaters. This control board, revision 1.8, provides reliable electronic management of heater functions including diagnostics, flame sensing, and thermostat control. It is intended as a direct replacement for failed or malfunctioning boards in compatible Jandy heater models, restoring full operational capability to the unit. The board has been inspected and tested to confirm proper functionality. Control boards are critical components in modern pool heaters, and sourcing a certified pre-owned replacement can significantly reduce repair costs compared to purchasing new OEM parts. This unit is identified as inventory item #D315. Key Specifications: Manufacturer: Jandy (Zodiac Pool Systems) Part Number: E0256700 Board Number: L E256600A Revision: 1.8 Type: Electronic Control Board Application: Jandy pool and spa heater systems Function: Heater ignition control, diagnostics, temperature regulation, and safety management Inventory ID: #D315 Jandy heater control boards can vary by model and revision number. Please contact us with your specific heater model and existing board part number to confirm compatibility before purchasing.