521099 Module Board 12V Compatible with Suburban Furnace DD-17-DSI NT-12S NT-12SE NT-16S NT-20S, Water Heater Ignition Control Circuit Boards Replace 520871 520814 520820 33550L AP4896608

Compatible Models: Compatible with DD-17-DSI NT-12S NT-12SE NT-16S NT-20S NT-16SE NT-20SE NT-24S NT-24SP NT-24M NT-25K NT-30SP NT-34S NT-42T, compatible with SF-20 SF-20F SF-25 SF-25F SF-30 SF-30F SF-35 SF-35F SF-42 SF-42F. Replace 521099, High Reliability and Safety: The module board optimizes the combustion efficiency of the water heater by monitoring and controlling the combustion process, which improves the efficiency of hot water generation. Our control board has features such as overheat protection and leakage protection to help prevent potential safety issues and protect you and the water heater from potential dangers, Rapid Response: The water heater control board should have a fast ignition function, good contact, the ability to quickly start the combustion system when the user needs hot water, to achieve rapid heating and supply of hot water, Peace of Mind Camping: The ignition control board has temperature control and adjustment functions to ensure a continuous and stable supply of hot water, and you can easily set and adjust the water temperature of the water heater with stable performance, so you won't be in the embarrassing situation of bathing without hot water, providing you with a quality camping experience, Plug and Play: Easy to install, it can be directly replaced with old or damaged board. If your auto ignition board malfunctions, it is advisable to promptly seek repairs or replacement to prevent situations where temperature control is inaccurate or hot water supply is stopped