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!• Compatible model: JANDY Pool E0256700 L E256600A Rev 1.8 Universal Interface Controller Board• Controls and interfaces with Jandy pool pumps and other pool automation equipment • Functionality includes management of pool pump speeds and integration with pool system automation • Revision 1.8 indicates updated firmware or hardware improvements over previous versions • Designed for use in Jandy AquaLink and other Jandy pool system controls • Provides reliable interface communication between control systems and pool equipment • Replacement part removed and inspected by professional installers (common note in listings) • Electrical specifications typical for Jandy control boards (exact voltage/current specs not publicly detailed)This board is intended as a direct replacement for the specified model number to maintain proper pool automation control system operations. Specific electronic parameters like voltage and pin configurations are proprietary but consistent with Jandy’s universal interface controller standards.The listing represents a tested and inspected part ready for integration into Jandy pool controllers, supporting smooth operation and compatibility with Jandy pool automation systems.