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The SunGuard™ is a single module, compact PWM solar charge controller for small systems, ideal for both professional and consumer use. With SunGuard, there’s no reason not to insist on Morningstar quality with any system design—no matter how small.

“Rock solid, potted so waterproof, long track-record…great charge controller for a small system”

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Key Features and Benefits
  • Rugged design—100% solid state, epoxy encapsulated; rated for 25% overcurrents (no need to de-rate)
  • Longer battery life—series design PWM charging (instead of shunt) with temperature compensation, low self-consumption
  • Easy to install—outdoor rated connecting wires make a waterproof connection to the solar module and battery