Morningstar Sunguard 4.5A PWM Solar Charge Controller (SG-4) - Intelligent Solar Panel Regulator. Supports 12V Batteries, Outdoor Rated, Highly Reliable and Easy to Install - Designed in the USA

SunGuard-4 amp (12V)

• 4.5A PWM CONTROLLER: Morningstar Sunguard Pulse Width Modulation (PWM) 4.5A solar charge controller delivers reliable charging for smaller solar systems. It regulates power from the solar array that it delivers to batteries. Benefit from its low self-consumption and high energy harvest.
• RUGGED DESIGN: Made with 100% solid-state components and epoxy encapsulation for exceptional durability. It is rated for 25% over currents without the need for derating. The controller is easy to install, featuring outdoor-rated, waterproof connecting wires that ensure a secure connection to the solar module and battery.
• EASY INSTALLATION: Easy to set-up, with a convenient test-button feature and LED indicator. The test button allows you to verify correct installation by turning the lights on during the day, while the LED indicates selected lighting option. Its rugged design is made to withstand harsh conditions including seaside environments.
• LONGER BATTERY LIFE: This controller uses series design PWM charging instead of shunt, offering more efficient battery management. It includes temperature compensation for optimized charging and low self-consumption, which extends battery lifespan and enhances overall performance.
• TRUSTED RELIABILITY: Morningstar Corporation is a US company established in 1993 and is a global leader in manufacturing PWM and MPPT solar charge controllers, inverters, and accessories. Renowned for the industry's lowest hardware failure rate, Morningstar provides dependable, innovative technology for advanced solar applications. Morningstar products include U.S. based Tech Support and are the top choice for mission-critical users.