Features: Engineered with power management technology, this wall mounted solar water heater control board efficiently converts solar energy into thermal power, delivering rapid heating performances for consistent hot water supply in both sunny and cloudy conditions. Featuring universally compatibility with multiple solar heater models, the corrosions resistant motherboard integrates waterproof protections and high temperature endurances, ensuring stable operations across diverse weather environments. Ideal for homeowners and commercial property managers seeking sustainable solution, this power supply board supports energy efficient water heating systems while reducing electricity consumption. Perfect for residential bathrooms, kitchen setups, and small scale hospitality facilities requiring stable hot water access throughout seasonal temperature fluctuations. Its modulars design simplifies installation with included mounting hardware and clear instructions, while accessible component layouts enable quick troubleshooting without professional assistance. Specifications: Component: Electronic Component Size: Approx. 6.1x2.13inch(15.5x5.4cm) Package Includes: 1x Motherboard Power Board note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.