Over-load protection
Protection from the lightning strike
Short circuit protection
Under-voltage protection
Over-charging protection The product can automatically manage the work of Solar Panel and battery in Solar System, which is below 120W (12V) or below 240W (24V).
Connection:
Connect the "+", "-" poles of the battery to the correct ports of controller (the third and the fourth one from left)
If load indicator (mark: load) flickers once and starts lighting after 30 seconds, you can tell the connection is correct and proceed the following operation.
Connect the "+", "-" poles of the solar panel to the correct ports of controller (the first and the second one from left)
Connect the "+", "-" poles of the load to the correct ports of controller (the fifth and the sixth one from left)
Indicator LED:
The lighting of Charge LED means the battery is being charged strongly; Flickering means the battery is in floating charge mode; Off means charging stopped
The lighting of Load LED means there is output and load can work; Off means there isn't output and the load cannot work
Notice:
Make sure the rated voltage of solar panels, batteries and loads are same and are all 12V or all 24V
The rated current of solar panels and load must be less than the rated current of controller
Specifications:
Rated Voltage: 12V or 24V
Rated Charging Current: 20A
Rated Load Current: 20A
Working Temperature: -20 - +60°
Dimension (L x W x H): Approx. 103 x 95 x 40 mm
Package Includes:
1 x 20A solar charge controller
color:as pictures show

Warm Notice

1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as the shown in the pictures, but not the same performance on different bodies as on the model. Thank you!
2. Please allow 1-2 cm differs due to manual measurement, thanks!

Payment

1. The best way is direct online payment.
2. Full payment must be make within 7 days after placing your order, or the order will be invalid or canceled by the system.
3. Make sure that you have completed all the detailed information like contact person, address, post code and telephone number when filling in your buyer's information.

Return and warranty

1. All the goods are inspected before shipment, so if you are not satisfied with the purchase, you can exchange the items in one week and you must contact us within 24 hours of the receipt of your purchase.
2. The shipping and handling charge is not refundable and customer should be responsible for all the charges of returning and reshipping.
3. All return items must be in its original conditions, including box and accessories. Men and defects are not guaranteed, such as broken, scratched and so on.
4. For any items, please send by EMS or your local post when send back.

Feedback

1. Buyer's early confirmation will be highly appreciated after receiving the items.
2. Since your feedback is very important to our business's development, we sincerely invite you to leave positive feedback for us if you are satisfied with our products and service. It'll just take you 1 minute, but this 1 minute has the extremely vital significance to us.
3. Please contact us before disputes or leaving any negative or neutral feedback we will work with you to solve any problems.. thanks for your understanding.