MPPT Solar Charge Controller 100V/40A, 12V/24V Auto, LCD Display, for Lithium & Lead-Acid Batteries, RV Marine Off-Grid

• Maximize Solar Output with 99% MPPT Tracking: This advanced MPPT solar charger captures up to 30% more power than traditional PWM controllers - even in partial shade. With a 97% conversion efficiency, it charges 12V or 24V batteries faster, maximizing energy harvest from your solar panels
• 4-Stage Smart Charging for Battery Health & Revival: Intelligent Bulk, Absorption, Float, Equalization multi-stage charging optimizes life for Sealed, AGM, Gel, Flooded, and Lithium (LiFePO4) batteries. Includes a battery-revival function to help recover over-discharged LiFePO4 or lead-acid batteries
• User-Friendly Backlit LCD for Real-Time Monitoring: The bright LCD and simple buttons interface display solar panel voltage, battery voltage, charging current, and real-time power. LED indicators and error codes provide quick system diagnostics—ideal for DIY off-grid setups
• Wide Compatibility & Full System Protection: Automatically detects 12V/24V battery systems. Features full protection: reverse polarity, short circuit, over-voltage, under-voltage, and over-temperature protection (auto-shutdown) for safe use in RV, marine, and off-grid solar systems
• Robust Die-Cast Aluminum Housing for Tough Environments: The rugged die-cast aluminum base with integrated heat sink ensures stable 40A performance. Wall-mount design is perfect for RVs boats, cabins, and remote solar applications