Xantrex 30A PWM Charge Controller One Size. The Xantrex Solar PWM Charge Controller 30 features a highly-efficient PWM charging mode designed specifically for an aesthetically clean and integrated look in an RV boat and truck. Intuitive and easy-to-program to get your solar system harvesting energy as quickly as possible. Equipped with best-in-class PV array and battery protections and a built-in LCD display providing real-time system data. Optional accessories include a remote battery temperature sensor. Specifications for Xantrex 30A PWM Charge Controller: Manufacturer: Xantrex Color: Black Package Contents: Xantrex 30A PWM Charge Controller Xantrex 709-3024-01: 30A PWM Charge Controller One Size