20A instruction to solar panel control diy solar charge controller

  1. Description:                                                                                                                  

VS series controller is a kind of intlligently ,multi-purpose solar charge and discharge controller . The family use the fixed LCD display , with a very friendly interface various control parameters can be flexibly set , fully meet your various application requirements.

  2. Features and Application:                                                                                           

Features:
Home, street universal controller
1, the image of the LCD graphic symbol
2, simple button operation
3, the system voltage level Automatic Identification
4, Intelligent PWM charging mode
5, automatic temperature compensation
6, adjustable discharge control parameters
7, the operating mode can be set to load
8, when the cumulative number of charge and discharge safety functions
9, the remote monitoring function (to be ordered)
10, Battery reverse-discharge protection
11, battery undervoltage protection
12, reverse battery protection
13, overload, short-circuit protection

Low Cost
Solar controller has specifically designed to meet the needs of the rural electrification market. The low cost resulted from using the latest electronic technology and high volume manufacturing.

High Reliability
We are manufacturer of solar charge controllers,power inverters,and solar power systems. All our products are designed for high quality and high reliability. The controller has a low failure rate and will last a long time, and got very good feedback from customers until now. 

Electronic protections
The solar controllers are built-in electronic fused that do not require replacements. 

Tropicalization
The solar controlers electronics are protected with moisture-tight coating, minimizing damage from humidity and from nesting insects. 

Easy to use
Solar controller is fully automatic and requires no adjustments or user selections.

  3.Parameters:                                                                                                               

  4.Pictures of Power Inverter:                                                                                       

  Product Shippment                                                                                                 

1. DHL/UPS/Fedex express takes about 3-7 working days, and 5-10 working days by EMS/TNT.
2. For sample order,we will use express. And the delivery time is seven days.
3. For bulk order, please confirm it with us before your order.

 Payment                                                                                                                    

1.We accept T/T, Paypal, Western Union, Alibaba Escrow, and others. You can choose the one you like. If you want other payment terms please let us know before your order.
2.If pay online, make sure that you have completed all the detailed information like contract person, address, post code, telephone number.

  Services                                                                                                                                      

1.All of our products have proceeded aging test before shipment and we guarantee to use our products safety
2.Support imprint your logo on products and let your logo shine anywhere
3.OEM orders are warmly welcome! 

  About Our Company                                                                                                                    

We are specializing in manufacturing power inverter,solar controller,battery charger and solar system. Since our establishment, we have persisted in traditional production technology and attracted elites from foreign sanitary ware market. We are always in the leading position of the domestic market in this field. With rapid development, we have improved and stabilized the quality of our products. Simultaneously, our staff members have emphasized on the quality, design and development of products. 

  Our Company Competitive Advantage:                                                                                  
A. with 10 years enperience on power inverter.
B. Strong enterprise innovation, with groups of professional engineers and salesmen
C. Our high quality but low prices have gained market and public praise from domestic and overseas clients.
D. We have very good and comprehensive after-sales service
E. We have no MOQ for mid-brand products.
F. We can also customize to your own solar products as long as you tell us how to do by idea, then we put your ideas into real products.

  FAQ                                                                                                                                             

1. Q: Are you a factory or trading company?

A: We are a factory.

2. Q: What certificate do you have?

A: We have CE,ROHS and TUV certificate.

3.Q:What kind of payment do you accept?

A:We accept T/T,Paypal,Escrow,Western Union for samples’ order,only T/T for big orders.

4.Q:Do you have any MOQ?

A:we don’t have MOQ for mid-brand packing,if need your design it has 300pcs to 1000pcs.

5. Q: How does your factory do regarding quality control?

A: We have a special QC department in charge of products’ quality.

6. Q: How long is the warranty period?

A: All of our products have one year warranty.

7. Q: What’s the main market of your company?

A: We have customers all over the world.

8. Q: How much production capacity of your company one year?

A: This depends on your needs.

9. Q: Where is your factory located? How can we visit there?

A: Our factory is located in Yingtan City, Jiangxi Province, China,

    Near Nanchang Changbei Airport.and we also have fast train in our city,We offer transportation 

    service.