MPPT Solar Charge Controller 10A, Auto 12V/24V Smart Tracking for Solar Panels

MPPT Solar Charge Controller – Smart Automatic Adaptation – 12 V / 24 V – 10 A **Product Overview** The controller is designed for small‑ to medium‑size photovoltaic systems. It automatically detects panel voltage (12 V or 24 V) and adjusts charging parameters to maximize energy harvest while protecting the battery. The built‑in MPPT (Maximum Power Point Tracking) algorithm extracts up to 30 percent more power compared with conventional PWM controllers. **Key Benefits** **Higher conversion efficiency** – Real‑time MPPT tracking continuously matches the solar panel's optimum power point, ensuring more energy reaches the battery. **Automatic voltage adaptation** – No manual configuration is required; the unit identifies 12 V or 24 V panels and switches to the appropriate mode. **Battery protection** – Over‑charge, over‑discharge, over‑current and short‑circuit protection extend battery life and improve system reliability. **Compact and lightweight** – dimensions 150 mm × 100 mm × 40 mm and a weight of 250 g make installation easy in limited spaces. **Robust construction** – The enclosure is made from ‑impact engineering plastic, providing resistance to UV exposure and temperature variations. **Simple wiring** – Clear terminal labeling and LED status indicators guide correct connection and real‑time monitoring. **Technical Specifications** Input voltage range: 12 V / 24 V photovoltaic panels (maximum 150 W input) Output current: 10 A continuous, 12 A peak (10 seconds) Battery compatibility: 12 V or 24 V lead‑acid, AGM, gel or lithium‑ion batteries (up to 150 Ah) Efficiency: up to 98 % MPPT conversion Operating temperature: –20 °C to 60 °C Protection features: over‑charge, over‑discharge, over‑current, reverse polarity, short‑circuit Indicators: three LED lights for power, charging status and fault warning Connectors: MC4 compatible solar input, standard ring terminals for battery and load **Typical Applications** 1. **Off‑grid cabin or tiny house** – Connect a 100 W solar panel to a 12 V deep‑cycle battery bank; the controller maximizes harvest and safely charges the battery, providing reliable power for lighting and small appliances. 2. **Remote telecommunications equipment** – Use a 24 V solar array to power a backup battery for a small tower or repeater; the controller's automatic voltage detection eliminates the need for separate controllers for each voltage level. 3. **Recreational vehicle or boat** – Install the unit with a dual‑voltage panel setup to keep the vehicle's house battery topped up while docked or parked, ensuring ready‑to‑use power for electronics and navigation systems. **Installation Notes** Mount the controller in a well‑ventilated area away from direct sunlight to maintain temperature. Connect the solar panel first, then the battery, and finally the load to avoid initial surge currents. Verify polarity before tightening connections; the built‑in reverse‑polarity protection will prevent damage but correct wiring is recommended. **Why Choose This Controller** It combines advanced MPPT technology with an intuitive, plug‑and‑play design, delivering higher energy yields without complex configuration. The built‑in safety functions protect both the battery and the solar array, reducing maintenance needs. Its compact size and durable housing suit a wide range of mobile and stationary installations, making it a practical solution for anyone looking to improve the performance of a 12 V or 24 V solar power system.