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Charge Controllers

 


Morningstar SG4-12V SunGuard 12V 4.5A Solar Charge Controller

Our most economical charge controller for small PV systems, with wire leads for easy hookup. Without sacrificing reliability or efficiency, the Sunguard 4 by Morningstar delivers. With Morningstar's optimized PWM circuit, you will discover more power in your batteries at the end of the day, compared to some cheaply made controllers from other manufacturers. Rated 4.5 amps at 12V. Temperature compensation is included. 5-year manufacturer warranty.

Features:
  • Series design (not shunt)
  • 100% solid state
  • True 0 to 100% PWM duty cycle
  • Setpoint accuracy to 60 mV
  • Temperature compensation
  • Rated for 25% overloads
  • No need to derate
  • Lightning protected with 1500 W transorbs
  • Self-consumption is 6 mA
  • Fully encapsulated in epoxy potting
  • ABS plastic, impact-resistant case
  • Outdoor rated, Hypalon connecting wires
Our Sale Price: $29.00 
Yes, it is in stock!

Specifications
Wire size: #16 AWG
Enclosure: ABS plastic case (approx. 2 inches square), epoxy encapsulated
Weight: 3 oz (0.09 kg)
Rated Solar Input: 4.5 Amps
Max. Input (5 min.): 5.5 Amps
System Voltage: 12 Volts
Max. Solar Voltage: 30 Volts
Regulation Voltage: 14.1 Volts
Accuracy: 60 mV
Self-consumption: 6 mA
Temp. Compensation: -28 mV/°C
Reverse Current Leakage: < 10 mA
Operating Temperature: – 40 to +85°C

View Datasheet
(PDF file, 150KB)

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