About The Spectra Regulators


Spectra is Marlec’s range of solar charge controllers for PV systems up to to 30A, (375W @ 12V and 750W @ 24V). These intelligent regulators use Pulse Width Modulation to deliver bulk, absorption, float and equalised charging regimes ensuring batteries get fully charged and are maintained in good condition.

Part No: N/A
Spectra from Marlec

All models include an easy to view LCD display with simple to operate push buttons for scrolling and settings where needed. The 10A and 20A models include 2 USB charge points, 5V 1A rated, making these Spectra models excellent value for the user. Standard features include:

  • User adjustable voltage setting
  • Automatic system voltage setting
  • Low voltage disconnect feature
  • Temperature compensation
  • Over current and reverse discharge protection
  • Push button operation
  • Dusk to dawn switching feature
Spectra PV Regulator Maximum
Solar Panel
Rating (12V)
Solar Panel
Rating (24V)
 Spectra PV Regulator 10A  125W  250W  180 x 110 x 50
  Spectra PV Regulator 20A  250W  500W  200 x 120 x 50
  Spectra PV Regulator 30A  375W  750W  220 x 130 x 60

Display Screens

Display screens indicate temperature, input and discharge current, state of charge and voltage, load connection and more.


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