20W 12V Polycrystalline Solar Panel Charging Kit with 20 Amp PWM Charge Controller

Short Description

The Eco-Sources 20W Solar Panel Charging Kit comes equipped with a unique wiring kit to simplify installation and have a multitude of battery charging applications including campers, RVs, tractors, ATV’s, farming equipment and many more. This all-inclusive kit will have you charging batteries in no time!


  1. High-efficiency cell with quality silicon materials for a long-term stability and reliability output.
  2. High transmittance low iron tempered glass with enhanced stiffness and impact resistance.
  3. Outstanding electrical performance under high temperature and low irradiance conditions.
  4. 20A PWM solar controller with LCD display, all adjustable parameter. Built-in short-circuit protection, open-circuit protection, reverse protection, overload protection.
  5. Package includes: 1pc 20watt poly solar panel & 1pc 20A 12V/24V PWM solar controller.


20W Poly Solar Panel

Related power: 20W
Voc: 21.6V
Vop: 18V
Short circuit current (Isc): 1.22A
Working current (Iop): 1.11A
Output Tolerance: ±3%
Temperate coefficient of Isc: (010+/- 0.01 )%/ ℃
Temperate coefficient of Voc: – (0.38 +/-0.01 )%/ ℃
Temperate coefficient of power Voc: -0.47%/℃
Temperature range: -40℃to +80℃
Frame: Heavy duty aluminum
Kind of connection: waterproof junction box, can be customized
Guarantee of power: 90% within 10 years  80 within 25 years
Kind of glass and its thickness: Low Iron, high transparency tempered glass of 3.2mm
SLA Battery Voltage: 12V
Dimensions (L x W x H)mm: 450 ×350 x 18

20A 12V/24V LCD Auto Switch Solar Charge Controller

Voltage: 12V/24V Auto
Charge/Discharge Current: 20A
Max Solar Input: Less than 50V
USB Output: 5V/3A
Self-consume: Less than 10mA
Operating Temperature: -35℃ ~ +60℃
Equalization(B01 Sealed): 14.4V
Equalization(B02 Gel): 14.2
Float Charge: 13.7V(Default, Adjustable)
Size: 5.9*3.1*1.38in (150*78*35mm)