3A 3.7V 7.4V 11.1V Solar Controller Panel, Module

[ADVANCED BATTERY PROTECTION] This solar light controller board features built-in overcharge and over-discharge protection, ensuring your lithium battery remains safe and extending its lifespan. Stable performance prevents damage from voltage fluctuations, making it ideal for long-term use in outdoor solar lighting systems. [THREE OPERATING MODES] Enjoy versatile control with adjustable light control time and normally open modes. This flexibility allows you to customize your solar light's operation for energy savings or continuous illumination, perfectly adapting to different weather conditions and user preferences. [EFFICIENT PWM CHARGING] Utilizing PWM charging technology, this controller ensures safe and reliable operation with a 3A rated current. It efficiently manages the energy flow from the solar panel to the battery, maximizing charging efficiency while protecting against overcharging and short circuits with recovery. Automatic.
[WIDE VOLTAGE COMPATIBILITY] Designed for 3.7V, 7.4V, and 11.1V lithium batteries, this board supports input withstand voltages up to 30V for 3S systems and 50V for 5S systems. This makes it a versatile solution for various solar lighting configurations, from small garden lights to the largest street lighting setups.
[DURABLE COMPACT DESIGN] With a compact fiberglass construction and excellent workmanship, this board ensures long-lasting durability and stability. Its easy-to-install and replace design saves time and effort, making it a convenient choice for DIY solar projects and professional installations.