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Solar Panel Battery Regulator Charge Controller
  • Solar Panel Battery Regulator Charge Controller
  • Solar Panel Battery Regulator Charge Controller
  • Solar Panel Battery Regulator Charge Controller
  • Solar Panel Battery Regulator Charge Controller
Packaging: carton
Productivity: 1000
Brand: YAOU
Transportation: Ocean,Land,Air,Express
Place of Origin: CHINA
Supply Ability: 10000
Certificate: CE&RHOS
HS Code: 8419190000
Port: shanghai,ningbo,qingdao
Basic Info

Model No.: 20A 12V/24V

Product Description

Product Description

Product Name

SK20DU solar charging and discharging controller

Rated voltage

12V/24V

USB output

5V/1A
Product material

Flame retardant plastic alloy heat dissipation base plate

Product certification
CE&ROHS

Display type

LCD display

The controller applies in solar photovoltaic systems, which coordinates the working of solar panels, batteries and loads. It adds some protection functions, so that the entire system can be in efficient and safe operation.This solar controller is designed for small solar home system and is suitable for solar systems of 300 Wp module output. This controller is thus especially suitable for lamps,radiosand a small televisions. All loads can be switched off using the manual load switch on the controller. the extremely low consumption makes the SHS controller suitable for profes-sional applications in telecommunications and traffic management technology. The SunLight controller is designed for operating automatic night light systems and is suitable for solar systems of 300 Wp module output. the controller is thus especially suitable for street lights,bus stops,advertising lights and other similar applications. The charge controller will calculate the time and work as the timer you set.

The controller


Details Images

Low Cost

controller is 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

All our controllers are designed for high quality and high reliability. This controller has a low failure rate and will last a long time, and got very good feedback from customers until now

Electronic protections

This controller has build-in electronic fused that do not require replacements

Tropicalization

controller electronics are protected with moisture-tight coating(APL lacquer), minimizing damage from humidity and from nesting insects

The controller

The controller

The controller

Easy to use

The controller is fully automatic and requires no adjustments or user selections
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Product Usage

PWM four stage charging


Automatic identification system voltage Multiple battery types can be selected

Dual USB output

Perfect protection functions: overload protection, overheating protection, input overvoltage protection


Company Introduction


Rugao Yaou Import & Export Co. LTD was established in 2004.Our company is a formal professional factory integrating R & D, production and sales of solar panels, solar transformers, solar controllers and other products. It has a complete and scientific quality management system. With integrity, strength and product quality, our company has been widely recognized in the industry.

The company aims to be people-oriented, honest and pragmatic, innovative and enterprising, return to the society, business purpose, reputation first, customer first, quality satisfaction, delivery on time, and is willing to sincerely cooperate with you and develop hand in hand.Our company mainly deals in hardware tools, combined tools, electric tools, special tools for petroleum, metal processing machinery and petroleum drilling equipment. Diagonal Cutting Plier,Oil Drill Pipes,Drilling Tools,Diesel Engine Etc.Our companyoperates hardware tools and has established long-term and stable cooperative relations with many retailers. Rugao yaou import & Export Co. Ltd has won the trust of our customers with the principle of multi variety operation characteristics and small profit and quick turnover. Enjoy a high position among consumers.


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Our Services & Strength


Your inquiry related to our products or prices will be replied in 24hrs.

Well-trained and experienced staffs to answer all your inquiries in fluent English.

OEM & ODM, any your customized lightings we can help you to design and put into product.

Distributorship are offered for your unique design and some our current models.


Cooperation Process




Rugao Yaou Import & Export Trade Co., Ltd

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Rugao Yaou Import & Export Co. LTD was established in 2004, which was among the earliest trading companies strongly supported by Ministry of Foreign Trade and Economic Cooperation.

Through the past ten years, our company has already established a deep strategic cooperation relation with domestic suppliers who specilizes in oil drilling equipments, and become the top level supplier of some well known large or medium sized SOEs such as CNPC and Sinopec. Our company also operates hardware tools and has established long-term and stable cooperative relations with many retailers. Rugao yaou import & Export Co. Ltd has won the trust of our customers with the principle of multi variety operation characteristics and small profit and quick turnover. Enjoy a high position among consumers.The products made by our company are exported to Europe, America, the Middle East, North Africa and Southeast Asia and other regions, because of which, we enjoy widespread praise among customers at home and abroad. Our mainly products: drilling rig parts, drilling equipment, solid control system, wellhead equipment, fishing tools, cementing tools. All the productions is within the standard of API and authorized by ISO9001:2000.

Company Info
  • Company Name: Rugao Yaou Import & Export Trade Co., Ltd
  • Representative: aihong xue
  • Product/Service: Special Tools For Petroleum , Hand Operated Tools , Electrical Tools , Oil Drilling Equipment , Metal Processing Machinery , Industrial Pump
  • Capital (Million US $): 500000RMB
  • Year Established: 2004
  • Total Annual Sales Volume (Million US $): US$10 Million - US$50 Million
  • Export Percentage: 91% - 100%
  • Total Annual Purchase Volume (Million US $): US$5 Million - US$10 Million
  • No. of Production Lines: Above 20
  • No. of R&D Staff: 11 -20 People
  • No. of QC Staff: 11 -20 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 1,000-3,000 square meters
  • Factory Location: Hedong Industrial Zone, Linyi City, Shandong Province,China
  • Contact Person: Mr. cnntyaou
  • Tel: +86-513-87635480
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