Morningstar SunGuard SG-4, 4.5 Amp 12V Charge Controller
Morningstar’s SunGuard SG-4, 4.5 Amp 12V Charge Controller 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. SunGuard provides 100% solid state PWM battery charging. It is distinguished by its small size and low cost. 5-year warranty.
Features
- ISO 9002 quality programs
- Temperature compensation
- Rated for 25% overloads: no need to derate
- Lightning protected with 1500 W transorbs
- Fully epoxy encapsulated
- ABS plastic, impact-resistant case
- Outdoor rated, Hypalon connecting wires

