• 100% solid state
  • True 0 to 100% PWM duty cycle
  • Set point accuracy to 50mV
  • Rated for 25% overloads
  • Fully encapsulated in epoxy potting
  • Marine rated terminals / anodized aluminum case
  • Battery Temperature compensation
  • 8 types of charging curve selection
  • No need to derate
  • Green charging LVD indicators
  • Microcontroller digital accuracy
  • 16 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 / 48 Vdc lamps
  • Includes battery charging circuitDescription:
    Lightweight Solar Charger with Load Control~
    Combines the Budget series design with an advanced Microcontroller for automatic lighting control functions.
    The world’s leading small solar charge controller for both professional and consumer applications.
    Smart design to detect day and night using the PV array and suitable for all 12/24/48 Vdc lamps.


System voltage ratings 12; 24; or 48 Vdc
Current ratings-Battery Charge Control 20A
Current ratings-Load Control/
Lighting Control
Accuracy 12/24V:≤ 0.1 % ± 50 mV
48V:≤0.1 % ± 100 mV
Min. voltage to operate 9 V
Max. solar array Voc 140 V
Max. operating voltage 68 V
Total current consumption While operating -25mA; at idle -3mA
High temp shutdown 90°C disconnect solar
90°C disconnect load / diversion load
70°C reconnect solar / load / diversion load
LVD 11.1V (initial setting)
User select: 10.5V; 11.3V; 11.5V; 11.7V; 11.9V; 12.1V; 12.3V for 12V system
Twice or four times of 12V is for 24V and 48V system
LVR 12.6V (initial setting)
User select: 12.0; 12.8V; 13.0V; 13.2V; 13.4; 13.6; 13.8 for 12V system
Twice or four times of 12V is for 24V and 48V system
Overload Capacity 150% of rated current for transient surge
Charge algorithm PWM; constant voltage
Temp comp. coefficient -5mV/°C / cell (25°C ref)
Temp comp. range 0°C to +50°C
Temp comp. setpoints PWM; float; equalize (with BTS)
Dimensions (L x W x H mm) 168 x 65 x 35
Weight 0.3 Kgs
Power terminals 20A Rated
Ambient temperature -40 to +45°C
Storage temperature -55 to +85°C
Humidity 100% (NC)
Enclosure Indoor & vented; (powder coated steel)


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