Note: We have warehouse in UK, US and Australia. If you are from Europe, we will ship the items to you from our UK stock. If you are from US or Canada, we will ship the items to you from our US stock, as same the Australia, so you can save the import duty. About wholesale details please contact [email protected]
20Amps 12V/24V Digital solar panel charge regulator, LCD Screen, Automatic Voltage Recognition, 2-port USB
Charge 12v solar panel up to 240w, or 24v solar panel up to 480w.



1.Adopt high quality components of ST,IR and Infineon, make sure product using lifespan
2.Terminals have UL and VDE certification, the product is more safer and more reliable
3.Controller can work continuously at full load within the environment temperature range from -25 to 55 ℃
4.3-Stage intelligent PWM charging:Bulk, Boost/Equalize, Float
5.Support 3 charging options: Sealed, Gel, and Flooded
6.LCD display design, dynamically displaying device’s operating data and working condition
7.Double USB design, the power supply charge for electronic equipment
8.With humanized button settings, operation will be more comfortable and convenient
9.Multiple load control modes
10.Energy statistics function
11.Battery temperature compensation function
12.Extensive Electronic protection


- Nominal system voltage: 12/24V DC Auto
- Battery input voltage range: 9V~32V
- Rated charge/discharge current: 20A
- Max. PV open circuit voltage: 50V
- Battery type: Sealed(Default) / Gel / Flooded /User
- Equalize Charging Voltage: Sealed:14.6V/ Gel: No/ Flooded:14.8V/User:9-17V
- Boost Charging Voltage: Sealed:14.4V/ Gel:14.2V/ Flooded:14.6V/User:9-17V
- Float Charging Voltage: Sealed/Gel/Flooded:13.8V/User:9-17V
- Low Voltage Reconnect Voltage: Sealed/Gel/Flooded:12.6V/User:9-17V
- Low Volt. Disconnect Voltage: Sealed/Gel/Flooded:11.1V/User:9-17V
- Self-consumption: ≤9.2mA/12V;≤11.7mA/24V
- Temperature compensation coefficient: -3mV/℃/2V(25℃)
- Charge circuit voltage drop: ≤0.29V
- Discharge circuit voltage drop: ≤0.16V
- LCD temperature range: -20℃~+70℃
- Working environment temperature: -25℃~+55℃(Product can work continuously at full load)
- Relative humidity: ≤95%, N.C.
- Enclosure: IP30
- Grounding: Common Positive
- USB output: 5VDC/2.4A(Total)
- Overall dimension: 160x94.9x49.3mm
- Mounting dimension: 148x70mm
- Mounting hole size: Φ4.5mm
- Terminals: 10mm2/8AWG
- Net weight: 0.35kg
Above the parameters are in 12V system at 25℃, twice in 24Vsystem



1 x 20A 12V/24V LCD display solar regulator with 2 USB ports

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Lensun® 20A Solar Panel Regulator Charge Controller, LCD Display, 12/24V Auto Switch

  • Product Code: LS20A
  • Availability: In Stock
  • $36.00