Optimate 5A Solar Duo Controller

The Optimate 5A Solar Duo Controller helps you charge and maintain 12V lead-acid and lithium batteries using solar power. It supports multi-stage charging with automatic adjustment based on battery type and condition, allowing you to connect it and rely on its smart control to manage charging and monitoring.Discover the key features of this controller:Efficient Dual Conversion Technology: This feature uses a combined buck and boost conversion process to regulate input from 10 60W solar panels, providing a stable 5A charge or 3 5A pulse current, which helps you make effective use of varying sunlight conditions and achieve consistent charging throughout the day.Six-Step Charge and Maintenance Programme: This system progresses through Test, Save, Charge, Optimise, Maintain and Monitor stages, using pulse action to recover batteries from as low as 4V, enabling you to restore low-voltage batteries and maintain suitable charge levels during day and night cycles.Integrated Battery Status Display: This display updates every three seconds to show the charge level and readiness for STD, AGM and Lithium LFP batteries, giving you clear feedback during charging and overnight monitoring so you can understand battery condition at a glance.IP54 Weatherproof Housing: This casing protects the electronics in outdoor environments down to -20°C, supporting reliable long-term use in varied locations and giving you a controller that continues to operate in typical year-round conditions.You use this controller to keep 12V batteries in suitable condition when your vehicle or equipment relies on solar charging. Its pulse recovery function and automatic switching between charge and monitor modes support everyday reliability when your battery is exposed to changing sunlight. It is a practical addition to your setup if you want a straightforward way to maintain battery health with solar power, and it serves as a smart choice for reducing battery issues over time.