SunLight Series SL-20L-24V Regulator

SunLight Series SL-20L-24V Regulator

  • $305.00

  • Ex Tax:$277.27
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Morningstar's SunLight™ solar lighting controller combines the SunSaver design with an advanced microcontroller for automatic lighting control functions.

This technology provides:

  • Proven Reliability
  • Precise Lighting Control
  • PWM Battery Charging


  • Rotary digital switch to select among 10 lighting options (see back)
  • Test button flashes red LED to confirm correct rotary switch selection
  • Test button turns lights on for 5 minutes (in LVD limited to 3 times)
  • LVD overrides lighting timer
  • Sunrise overrides lighting timer
  • Timer accuracy is within 2 seconds


  • Microcontroller digital accuracy
  • Fully automatic operation
  • Ten field adjustable lighting control options
  • Special on/off/on functions
  • Manual test capability
  • LVD override protection
  • Detects day and night using the PV array
  • Suitable for all 12/24 Vdc lamps
  • Sealed/Flooded battery select
  • Temperature compensation
  • Parallel with a SunSaver for 40 amps solar
  • Includes SunSaver battery charging circuit


Brand Morning Star
Nominal DC voltage 24
Maximum charge current (Amps) 20
Load Control (Amps)20
Low Voltage Disconnect (LVD) Yes
Battery Type Sealed or Flooded - Jumper Selectable
Adjustable Regulation Set-points No
Temperature Compensation Yes
Display Two LEDS
Mounting Wall mount
IP Rating Epoxy encapsulated
Operating Temp. -40°C to 85°C
Ground Type Negative Ground
Warranty 5 years
Weight 260 grams

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