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factory price LCD 12v/24V 48v AUTO LCD 20 amp pwm solar charge controller manual

$3.24 - $4.37 / Piece | 2 Pieces (Min. Order)
Rated Voltage:
12V/24V Auto adapt
Maximum Current:
- +
- +
- +
$4.37 /Piece, 1 Piece (Min. Order): Buy Samples
0piecesselected, US $in total
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Shipping fee:
Depends on the order quantity.
Lead Time:
7 day(s) after payment received
Customized logo (Min. Order: 500 Pieces)
Customized packaging (Min. Order: 500 Pieces)


Graphic customization (Min. Order: 500 Pieces) Less
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Samples - $4.37 /Piece, 1 Piece (Min. Order): Buy Samples
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Quick Details
Place of Origin:
Guangdong, China
Brand Name:
Model Number:
Charger Controller, Solar Working Station, Lighting Controller, Voltage Controller, Solar System Controller
Work Time (h):
Max PV Power:
Max PV Voltage:
3 Years
Battery type:
Lead Acid Battery Charger
Protection Function:
Overcharge Overdischarge Overload Shortcircuit Protection
Charge way:
Charge Under Sunshine
USB output:
Operating temperature:
Floatinh Charging Voltag:
Discharge stop:
Disstarge reconnect:

Packaging & Delivery

Selling Units:
Single item
Single package size: 
13.5X8X4 cm
Single gross weight:
0.500 kg
Package Type:
1. Standard Carton 2. Designed By Customers 3. Box+Bubble bag
Picture Example:
Lead Time :
Quantity(Pieces) 1 - 2 >2
Est. Time(days) 7 To be negotiated
Video Description

factory price LCD 12v/24V 48v AUTO LCD 20 amp pwm solar charge controller manual

Product Description




1.Double USB Socket.

2.Aluminum alloy injection port.


3.Plastic shell + iron back plate.

4.12V/24V Auto adapt, small size, easy to operate.


5.LCD, programing parameter.Data memory function.


6.Using PCB industrial grade chip, harsh environment adapt.If you want to know more details,please contact us.

Precautions for use

1. Connect the positive and negative poles of the battery into the controller as shown in the figure, and the controller will automatically detect the battery voltage.


2. After the load is closed, connect the positive and negative poles of the load to the controller as shown in the figure, pay attention not to reverse connection, and open the load after connecting.


3. Connect the solar panel to the controller as shown in the figure.


4. Wire removal standard: first remove the solar panel, then the battery, and finally the load.

  • The regulator is on suitable for lead acid batteries:OPEN ,AGM ,GEL.It is not suitable for nickel metal hydride,lithium ions or other batteries.
  • The charge regulator is only suitable for regulating solar modules.Do not use DC or other power supply as charging source.
    Abnormal phenomena Reason Solution
    Sunny but not charged Open circuit or reverse connection of photovoltaic panels Reconnect
    Load icon is not on Mode setting wrong/Battery low Set again/Recharge
    Load icon slow flashing over load Reduce load watt
    Load icon fast flashing Short circuit protection Auto reconnect
    Power off Battery too low reverse Check battery/connection

If you have any question, please contact us. 

Packaging & Shipping


1.Attach the color sticker and label of the controller.

2.Put the controller and instruction manual into the color box.
3.Put into export carton.
4.Enter the warehouse and wait for shipment.


Kraft box packaging, Chinese and English manual, screwdriver, transparent bag,PE bags, OPP bags, Foam Cotton,Custom bags+carton case+carton box or as your requirement.


Main port:
Guangzhou/Shenzhen/Hongkong or as require.

Express Company:
DHL, TNT, UPS, FEDEX, etc.Different products in different packages, click here.

Company Information

Founded in 2003, we are a professional factory of high-tech enterprise specializing in research and development,production,sales and oem of solar photovoltaic power supply and wind-solar complementary power upply products.


With professional R&D and design,software engineering experts,Testing Engineer team,and experienced manufacturing team,we can provide targeted products and solutions according to market and customer needs.


We have a sound quality control system,strict standards in each link,to ensure that the performance and core technology of products are reliable,most products are certified by professional qualifications,reliable performance.We have passed CE,ROHS,FCC and other certifications ,and has become a popular brand of CCTV. 


1.Do you offer OEM/ODM service?

Yes, our factory and designer team have rich experience in offering OEM/ODM service.


2.Why we can choose you?

1)Reliable——we are the real company,we dedicate in win-win.

2)Professional——we offer the products exactly you want.

3)Factory---we have factory, so have reasonable price.


3. Can you accept sample order?

Yes,we can. Before large orders, we can provide samples for your testing.


4.What is your lead time?

1)Sample orders will be delivered from our factory within 3 working days.

2)General orders will be delivered from our factory within 15 working days.

3)Big orders will be delivered from our factory within 25 working days at most.


5. What is your payment terms?

We accept Alibaba Trade Assurance payment, T/T in advance.Then Western Union, PayPal or L/C.


6.Can you accept Trade Assurance Order?

Yes,we will be appreciated if you can place Trade Assurance order on our Alibaba


7.What is your shipment?

1)By EMS,DHL,FedEx,TNT,UPS or other express.

2)By our forwarding agent(by air or by sea).

3)By your own forwarding agent.


Established professional after-sales service team,24 hours online listen to your needs,for you to solve time product consulting and technical questions.


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