Best residential 20kw solar system with battery storage cost
Are you looking for residential solar battery storage systems suppliers? Xindun is the best one of 20kw solar system with batteries. We produce residential solar system with low cost and quote our most favorable for you.

SESS 20KW Residential Solar System with Battery Storage

Residential solar systems include everything for a complete installation: solar panel, solar bracket, solar battery, solar inverter, solar charge controller, cables and other terminals. 20KW solar system with batteries DC192V to AC110V/120V/220V/230V/240V optional, and has 149760Wh energy storage every day.

  • Type : Residential Solar Systems
  • Place of Origin : Foshan, Guangdong, China
  • Brand : XINDUN POWER
  • MOQ : 1 pcs
  • OEM : Yes

choose XINDUN 20kw solar system with battery storage, get one-stop solar solution

Choose XINDUN best residential solar systems, you can get the following convenience:

· Complete solar solutions including all components.
· Professional configuration.
· Time-saving on the selection.
· Convenient after-sales maintenance: solar panels, batteries, hybrid solar inverter, all duties to one company.

· Factory wholesales best residential solar systems at cheap cost.

choose XINDUN 20kw solar system with battery storage - Power your home 24hx7days

■ Best Residential Solar Systems Description

Xindun best residential solar system is the most complete configuration on the market, which includes all necessary components: solar panel, solar bracket, PV combiner box, solar battery, solar inverter, solar charge controller, pv cables, battery cables and other terminals. After the simple installation is complete, it can be directly used for residential appliances.

Each set residential solar system has power on&off test 100 times per hour. Each step of production is under strict quality control. Perfect protection: short circuit, over-voltage, low-voltage, overload, insulation resistance, high temperature protection.

Xindun residential solar system range is from 300W to 100KW. We provide customers with free solar solution design and can accept customization. This page introduces the 20kw solar system with battery storage, which can be used for ac loads with total power not exeed 20kw.

■ Best Residential Solar Systems Configuration

SESS203W 20KW Solar System Configuration
Brand Xindun Model No. SESS203W Inverter Rated PowerKW) 20
Maximum Load(KW) 20 Batter Capacity 6400AH Solar Panel Power(W) 12480
Product No. SESS203W Certification CE Sunshine Duration 6
Output Voltage
220V Frequency
50Hz/60Hz PV daily generating capacityWh 74880
Actual LoadKW) 20 Actual Load day(s) 1 Actual Load time(hours) 3.7
G.W. 3998 Volume 6.52 20GP Loading Quantity Contact Xindun
N.W. Contact Xindun DC Voltage(VDC) 192 Customized or not YES

Configuration Details
Product Name Specifications  Quantity Remark
Solar Panel Monocrystalline 390W 32 8pcs in series4groups in parallel
Solar inverter 192VDC 20KW 1 WD-203192
Solar Charge Controller 192VDC 100A 1 MPPT Solar Charge Controller
Lead acid battery 12V200AH 32 16 in series,2 in parallel
Battery connecting  cable  25mm² 60CM 31 connection between batteries
solar panel mounting  bracket  Aluminum 4 Simple type
PV combiner 2in1out 2 500VDC
Lightning protection distribution box without 0
battery collecting box 200AH*16 2 32pcs batteries in one box
M4 plug (male and female) 28 28 pairs 1 in 1 out
PV Cable 4mm² 200 PV Panel to PV combiner
PV Cable 10mm² 100 PV combiner to MPPT
Battery cable 25mm² 20m/pcs 41 Solar Charge Controller to battery and  PV combiner to Solar Charge Controller
Package wooden case 1

Electrical Load Reference List
Electrical Appliance Rated Power(pcs) Quantity(pcs) Working Hours Total
LED bulbs 20W 15 8Hours 2400Wh
Mobile phone charger 10W 5 5Hours 250Wh
Fan 60W 5 10Hours 3000Wh
TV 50W 1 8Hours 400Wh
Satellite dish receiver 50W 1 8Hours 400Wh
Computer 200W 2 8Hours 1600Wh
Water pump 600W 1 2Hours 1200Wh
Washing machine 300W 1 2Hours 600Wh
AC 2P/1600W 2 10Hours 25000Wh
Microwave oven 1000W 1 2Hours 2000Wh
Printer 30W 1 1Hours 30Wh
A4 copier (printing and copying combined) 1500W 1 1Hours 1500Wh
Fax 150W 1 1Hours 150Wh
Induction cooker 2500W 1 2Hours 4000Wh
Rice Cooker 1000W 1 1Hours 1000Wh
Refrigerator 200W 1 24Hours 1500Wh
Water heater 2000W 1 2Hours 4000Wh
Total 50630Wh

■ Best Residential Solar Systems Wiring Diagram

20kw solar system with battery storage wiring diagram

20kw solar system with battery storage wiring diagram

Contact XINDUN for more high-definition wiring diagram.

■ Best Residential Solar Systems Parts List

Mono Solar panel:

1. Front Glass: 3.2mm, Anti Reflection Coaring, High Transmission, Low Iron, Tempered Glass.
2. Frame: Anodized Aluminium Alloy. 
3. Warranty:
25-years performance warranty.
12-years warranty on materials and workmanship.

mono solar panel for 20kw solar system with battery storage

192V/100A MPPT solar charge controller for 20kw solar system with battery storage

MPPT Solar Charge Controller:

1. 192V/100A MPPT solar charge controller.

2. Advanced MPPT tracking, 99% tracking efficiency. Compared with PWM, the generating  efficiency increase near 20%.
3. LCD display PV data and chart simulates power generation process.

Hybrid solar inverter:
1. 20KW hybrid solar inverter.
2. Low frequency pure sine wave output.

3. 3 times peak power, excellent loading capability.

4. LVD/HVD/Charging voltage adjutable, suitable for kinds of battery.

5. Automatic AC charger and AC mains switcher, switch time ≤ 4ms.

6. AC charging current 0-20A selectable.

hybrid solar inverter for 20kw solar system with battery storage
Battery for 20kw solar system with battery storage
Battery and battery collecting box:
1. GEL series battery is manufactured with special separators and silica gel immobilizing the electrolyte inside the battery.
2. The proven silica gel technology can improve battery cycle life and performance at wider temperature range.

3. The deep discharge cycle life is increased 50% compared with the GP series battery.

4. Battery collecting box not only makes the batteries collection and sorting more neat, but also plays a protective role

Solar bracket:
Description of Mounting
1. Aluminum Alloy 6005-T5.
2. Fasteners Material SUS304.
3. Easy Installation.
4. Can Be used in different forms,Tin Roofs,Flat Roofs.
5. The installation angle can be adjusted according to the demand.
6. 10 Years Warranty, Over 25 Years Service Life.
solar bracket for 20kw solar system with battery storage
PV combiner box for 20kw solar system with battery storage

PV combiner box:

1. Multiple PV strings inputs.

2. Simplify wiring between solar panel and solar charge controller, protections to solar controller.
3. Wide range of DC input voltage.
4. Reliable thunderstorm & surge protection.

Cables and parts:

1. 4mm2 PV cable 200m, 10mm2 PV cable 100m. PV cable is a special type of cable used in solar power system. It has the characteristics of high temperature resistance and friction resistance, and has a long service life.

2. 25mm2 60cm Battery cable 31pcs (connection between batteries).

3. 25mm2 20m Battery cable 41pcs (connection "PV combiner box to solar charge controller" and "solar charge controller to batteries").

4. Terminals and 6 pairs MC4 plug.

Cables and parts for 20kw solar system with battery storage

■ Best Residential Solar Systems in Real Production

20kw solar system with battery storage in real production

■ Best Solar Systems Application

12kw solar system with batteries in Malaysia:

12kw solar system with batteries in Malaysia

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15kw solar system with batteries in china

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20kw solar system with batteries in Burkina Faso

30kw solar system with batteries in Australia:

30kw solar system with batteries in Australia

Xindun residential solar systems have been sold to more than 100 countries, such as Nigeria, Ghana, Egypt, Botswana, Zimbabwe, South Africa, Dubai, United Arab Emirates, Lebanon, Indonesia, Malaysia, Philippines, Columbia, Mexico etc. 20kw solar systems with batteries storage have been widely used for solar home house, solar camping, rv, solar school project, solar hospital project, solar farm project, solar hotel project, solar millitary project, solar energy water treatment equipment project, solar goverment project, hilltop, ship, etc.

■ About Xindun Power

About XINDUN - residential solar battery storage system company

About XINDUN - residential solar battery storage system company introduction

■ Best Residential Solar Systems Factory

XINDUN - residential solar battery storage system factory

■ Qualifications and Certificates

Xindun qualifications and certificates

■ Global Solar Exhibitions

Xindun global solar exhibitons


Q1: Are you a factory?

A: Yes, we are the top 10 power supply manufacturers in China, with over 10k square meters production area. We focus on solar system solution, inverters, solar charge controllers, solar generators and UPS power supply. We cooperate with some famous brands all over the world, can provide OEM/ODM production.

Q2: Is the residential solar systems solution always the same? Can I customize one?
A: We have professional teams making solar solutions for our clients. Solutions are mainly customized based on different sunshine time and power consumption. So each set residential solar systems may have different configuration. We'd be happy to customize for you, contact XINDUN to know more details.

Q3: What is the price of residential solar systems?
A: Tell me your requirements, such as power generation demand, configuration, and whether there are other functional requirements. We will give you the most favorable ex factory price. residential solar systems factory direct sales, no middlemen earn price difference.

Q4: What is the lifetime of the residential solar systems?
A: Solar panel’s lifetime are 20 years, solar inverters 3~5 years, solar charge controllers 3~5 years, batteries 1~3 years.

Q5: What services can XINDUN provide?
A: We will provide residential solar systems free site survey, design, production, installation guide, maintenance of one-stop service, value added services: market and product training services, 24 hours after-service consultancy just for you and to make your problem to solveeasily.

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