520814 (SUBURBAN) CIRCUIT IMPRIMÉ DE CONTRÔLE D’ALLUMAGE POUR CHAUFFE-EAU 12 V

520814 – The Suburban ignition control circuit board is a replacement electronic module designed for compatible Suburban RV water heaters. Operating on 12V DC, it controls the water heater's electronic ignition sequence. It fits several SW series models, including SW4D, SW6D, SW10D, SW12D and SW16D configurations. This module is intended for compatible units manufactured after serial number 953900766. Verify the water heater model and serial number before ordering.