Morningstar’s SunGuard™ is the world’s leading single module controller. We have combined all the advantages of our SunSaver charging circuit with less expensive packaging to provide an economical controller for small PV systems.
Features

• ISO 9002 quality programs
• Series design (not shunt)
• 100% solid state
• True 0 to 100% PWM duty cycle
• Setpoint accuracy to 60mV
• Temperature compensation
• Rated for 25% overloads
• No need to derate
• Lightning protected with 1500 W transorbs
• and more...
• Data Sheet Morningstar SunGuard Spec Sheet