Morningstar SunSaver SS-20L-24V


Morningstar SunSaver SS-20L-24V, a 24V, 20A, PWM charge controller with low Voltage disconnect (LVD)

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Morningstar’s SunSaver™ is the world’s leading small solar charge controller for professional and consumer applications. This device includes a combination of features and capabilities not found in other small PV controllers. It is rated for hazardous locations – class 1, division 2, groups A-D, making it the preferred choice for oil & gas applications. The SS-20L-24V is a 24V 20 Amp PWM charge controller with a warranty of five years.


  • Seven versions available
  • 100% solid state
  • Series design (not shunt)
  • True 0 to 100% PWM duty cycle
  • Setpoint accuracy 12V: +/-25mV;  24V: +/-48mV
  • Fully encapsulated in epoxy potting
  • Marine rated terminals / anodized case
  • Temperature compensation
  • Sealed / Flooded battery select
  • Parallel for 40 Amps or more
  • Warranty – five years
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Mnfr. model

Controller type

Max. Voltage

Battery Voltage

Max. current

Arc-fault (AFCI)

Ground-fault (GFCI)

Temperature range




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