- Replacement part # FDXLBKP1930 for Hayward H-Series Low NOx Pool Heaters ensures your system operates at peak efficiency. - Compatible with a wide range of models: H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, and H400FDP. - This bezel keypad assembly enhances your heater’s performance by promoting uniform water flow and reducing pump run-time, leading to faster heating times. - Constructed to withstand saltwater and chemical corrosion, this replacement kit ensures longevity and reliability, making it ideal for pool environments. Practical Applications: - Perfect for pool owners looking to maintain consistent water temperatures, especially during peak swimming seasons. - Essential for service technicians needing a reliable replacement part to restore heater functionality quickly. - A great choice for those upgrading their existing systems to improve energy efficiency and performance. Invest in the bezel and keypad assembly to ensure your Hayward pool heater operates smoothly and effectively for a better swimming experience.