Replacement control board kit for pool and spa heaters compatible with Mastertemp and StaRite MaxETherm NA LP series electrical systems. Kit includes the control board and the 472610Z switch for direct replacement of a failed or damaged heater control assembly. Why you need this kit Restores core heater functions: replaces a malfunctioning control board to bring back temperature regulation, ignition control, and user interface responsiveness. Direct compatibility: designed for use with Mastertemp and StaRite MaxETherm NA LP series electrical systems so wiring and mounting align with original equipment. Simplifies : supplied as a single kit that includes the 472610Z switch so you avoid sourcing separate parts and reduce installation time. Key features and attributes Function: complete control board kit for pool and spa heater electrical systems, responsible for ignition sequencing, thermostat input, and system interlocks. Compatibility: fits Mastertemp and StaRite MaxETherm NA LP series heaters and matches the 472610Z switch requirement. Components included: control board and 472610Z switch packaged as a replacement kit. Design: compact printed circuit board intended to match original electrical connections and mounting points for a straightforward swap. Performance: engineered to restore original equipment control behavior and system responsiveness when installed correctly. Typical applications and use scenarios after electrical failure: a control board that no longer responds or fails to initiate ignition following an electrical surge. Corrosion or water damage replacement: swap in the kit when the original electronics have corroded or been water damaged, restoring reliable heater operation. Seasonal maintenance upgrade: an aging control board before peak swimming season to prevent unexpected heater downtime. Installation and compatibility notes Intended as a direct replacement for the specified heater models; verify model numbers and the presence of the 472610Z switch on your existing unit before ordering. Basic electrical knowledge required for safe installation; consult a qualified technician if you are not familiar with heater electrical systems. Follow all local codes and standard safety practices when performing repairs. What this kit solves Eliminates common failure points caused by aging or damaged control electronics. Reduces downtime by providing the matching control board and the required 472610Z switch in one package. Helps restore full heater control functions without extensive rewiring or modifications. This kit is appropriate for pool and spa owners, service technicians, and maintenance teams who need a compatible replacement control board and switch for the Mastertemp and StaRite MaxETherm NA LP heater electrical systems.