Morningstar SunSaver 15A MPPT Solar Charge Controller 12V/24V - Premium Battery Controller with LVD for Solar Panels | High Efficiency & Low Fail Rate | Perfect for RV, Boat, Off-Grid & Home Solar Systems

About this item SYSTEM COMPATIBILITY: Designed for use in smaller systems: 400Wp at 24V, 200Wp at 12V. Max Battery Current: 15A (depending on model; see model comparison chart). Max. PV Open Circuit Voltage (Voc) 75V (without damage to unit) Unique Features: Tropicalized and hardened for field use with epoxy encapsulation, marine rated terminals. Includes wire terminal cover TRAKSTAR MPPT TECHNOLOGY MAXIMIZES ENERGY HARVEST AND LOWERS OVERALL SYSTEM COST: 98% Peak Efficiency. Excellent performance at sunrise and low or variable solar insulation levels. Decreases the number of solar modules needed based on the extra energy harvest EXTENSIVE PROTECTION AND DIAGNOSTICS BUILT-IN: Built-in extensive electronic protection against surge, short-circuit, over-current, reverse polarity conditions. Advanced self-diagnostics warns against installation or user errors. 30 days of internal data logging of key PV system operating parameters LOWEST HARDWARE FAILURE RATE IN THE INDUSTRY, BACKED BY A FIVE-YEAR WARRANTY: Most Morningstar products ever built are still in use, some for over 25 years, thanks to smarter digital design, superior internal engineering, and over-spec components. Advanced thermal engineering eliminates cooling fans which can fail, suck in dirt, shorten component life and waste precious energy. The high-impact, durable polycarbonate exterior case illustrates industrial-strength build quality.