Morningstar SG-4 SunGuard 4 Charge Controller 12V, 4 Amp
List Price: $37.75
Price:$27.95
You Save:$9.80 (25.96%)
Morningstar SG-4 Summary
Product Type
Charge Controller
Battery Voltage
12 Volts
Charging Type
PWM
Output Current
4.5 Amps
PV Open Circuit Voltage
30 Voc
PV Input @ 12V
54 Watts
Display Included
No

SG-4 SunGuard 4 Charge Controller 12V, 4 Amp

Morningstar SG-4 SunGuard 4 Charge Controller 12V, 4 Amp

Morningstar's SunGuard SG-4 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. Morningstar’s SunGuard is the most advanced small, economical solar charge controller on the market today.

SunGuard’s technology provides:

  • Exceptional Reliability
  • PWM Battery Charging
  • Consistent High Quality
  • Low Cost 

The SunGuard is able to match the quality and performance of the world-leading SunSaver controllers because:

  • SunGuards are made on the same high speed, automated production lines
  • SunGuards use the same charging circuit
  • SunGuards use the same high quality components

    Features of the Morningstar SG-4 SunGuard 4 Charge Controller 12V, 4 Amp:

    • 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
    • Advantages
      • SunGuard’s PWM charging compared to On-Off solar regulators:
      • Typically 30% more solar energy into the battery per day
      • Average battery State-of-Charge is 90 – 95% compared to 55 – 60% for On-Off regulators

    Also Known As:
    SG.4
    SG 4
    SG_4
    SG4

    Electrical Specifications
    ModelSG-4
    Rated Solar Input:4.5 A
    Max. input (5 min)5.5 A
    System Voltage 12 V
    Max. Solar Voltage 30 V
    Regulation Voltage14.1 V
    Accuracy60 mV
    Self-Consumption 6 mA
    Temp. Compensation-28 mV/°C
    Reverse Current Leakage<10 μA
    Operating Temperature–40 to +85°C

    Mechanical Specifications
    Wire Size#16 AWG
    Weight3 oz (0.09 kg)
    Note: Specifications and pricing of the Morningstar SG-4 SunGuard 4 Charge Controller 12V, 4 Amp subject to change without notice. Illustrations and descriptions of the Morningstar SG-4 do not claim to be complete or exhaustive.

    Customers Who Bought the Morningstar SG-4 SunGuard 4 Charge Controller 12V, 4 Amp Also Purchased:

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    Manufacturer Info
    Morningstar
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