48V/48 Volt 4Kw Solar System Cost Price Factory Wholesale

48V/48 Volt 4Kw Solar System Cost Price Factory Wholesale


Maximum Load: Off Grid 4KW Solar System
Place of Origin: China
Brand Name: Xindun Power
Certificate: CE
MOQ: 1 set
OEM&ODM is Acceptable
Free Configuration of Solar Solutions


⌈ 48V 4KW Solar System Configuration ⌋

The estimated sunshine hours are 6 hours, and the daily solar power generation capacity is 15840Wh, Xindun recommends off grid 48V 4KW solar system.

The complete solar system includes solar modules, solar inverter generator with built-in solar charge controller, 4pcs 3W DC bulbs and 4pcs 5m wires with switch, batteries, solar mounting brackets and associated cables.

The solar system configuration has been repeatedly tested in different application scenarios over 50 times, and it is the most reliable choice for global customers.

4KW Off Grid Solar System Equipment List
1Solar modulePolycrystalline 330W8 pcs
2Solar inverter generator with built-in solar charge controllerOutput Power:4KW

DC Voltage:48V

AC Output Voltage:110V/220V/230V/240V

DC Output Port:12V 4pcs

USB Port:5V 4pcs


Solar charge controller: MPPT 60A

1 pc
3Lead acid battery12V200AH4 pcs
4Solar mounting bracketAluminum bracket1 set
5M4 plug (male and female)1 in 1 out4 pairs
6Battery cableAlready connected2 sets
7Solar cable4mm²100m
8PackageWooden case1 pc


If you don’t know whether you are suitable for this 48V 4KW solar system, or you have your own ideas, please feel free to contact Xindun. Xindun can provide users with customized solutions for solar systems.

OEM/ODM is acceptable.


⌈ 48V 4KW Solar System Wiring Diagram ⌋

48 Volt 4KW Solar System Wiring Diagram

4KW 48 Volt Solar System Wiring Diagram


⌈ 48V 4KW Solar System Load Calculation ⌋

LED bulbs: 20W*10pcs*8Hours=1600Wh

Mobile phone charger: 10W*5pcs*4Hours=200Wh

Fan: 60W*5pcs*8Hours=2400Wh

Telivision: 50W*1pcs*8Hours=400Wh

Satellite dish receiver: 50W*1pcs*8Hours=400Wh

Computer: 200W*1pcs*8Hours=1600Wh

Water pump: 600W*1pcs*1Hours=600Wh

Washing machine: 300W*1pcs*1Hours=300Wh

Microwave oven: 1000W*1pcs*1Hours=1000Wh

Printer: 40W*1pcs*1Hours=40Wh

Fax: 150W*1pcs*1Hours=150Wh

Refrigerator: 200W*1pcs*24Hours=1500Wh

Total: 10190Wh


⌈ 48V 4KW Solar System Accessories ⌋

solar modules for 4kw solar system costSolar module:

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.

solar generator inverter for 4kw solar system costSolar generator:

1. Combine inverter/solar controller/battery all in one cabinet.

2. Built-in 48V/60A MPPT solar controller.

3. Built-in 48V/4KW solar inverter.

4. Built-in 4pcs 12V/200Ah battery.

5. Low frequency pure sine wave output.

6. Multiple output: 2*AC output socket, 4*DC 12V, 4*USB.

7. With 4pcs 3W bulbs, 4pcs 5m wires with switch.

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

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

0. AC charging current 0-30A selectable.

12V200AH Battery for 4kw solar system costGel battery (Built-in solar generator):

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.

Solar mounting bracket for 4kw solar system costSolar bracket:

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 battery cables for 4kw solar system costCables and parts:

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

2. Battery cable (connection between batteries) 1 set.

3. Battery cable (connection between batteries and solar hybrid inverter) 1 set.

4. Terminals: 1 in 1 out M4 plug 4 pairs.


⌈ Factory Wholesales Solar System ⌋

We are a factory in China, all off grid solar system products are first-hand sources, the price is cheap, and the quality is guaranteed.

Now we are looking for distributors in the solar field worldwide.

The following is Xindun’s factory strength display:

48v solar system factory price

4kw solar system factory price

BranchNigeria, Kenya, Senegal, Pakistan, Indonesia, Philippines
Experience15-year manufacturer, 17-year sales
Product Seriessolar generator system, off grid solar system, solar home lighting system, inverter / ups, solar controller
Main MarketAfrica, Middle East, Asia & South America. (Colombia, Chile, Thailand, Vietnam, South Korea, Syria, UAE, Lebanon, Saudi Arabia, Ghana, Tanzania, South Africa, Spain, Germany, etc.)
Factory7000 Square Meters, 100+ workers
DepartmentR&D, Production, Sales, Marketing, Purchasing, QA, After-sale service department
CertificateISO9001:2015, CE, TUV, TLC, IEC, etc.
PatentSoftware Paten, Design Patent, Project Pantent


4kw solar system wholesale price

wholesale 4kw solar system price


⌈ Why So Many Customers Choose Xindun Solar System? ⌋


1.With more than 14 engineers, can help to solve any technical problems.

2.With more than 10 years experience mainly in producing solar inverters and solar systems.

3.Customize off grid solar system configurations from 300W to 200KW based on customer requirements.

4.Professional solar system installation guide.


1.We will send you the production process photos every 10 days after you place the order to let you know the progress of our productions.

2.We can accept factory site inspection or online inspection before shipment.

Good Service

1.One stop solution, provide installation guide and after-sale services for the whole solar systems.

2.Cooperation with many forwarders to provide the best shipping cost.


Some solar systems feedback from our customers:

48 volt solar system application48 volt solar system application

48 volt solar system case


If you are interested in this off grid 48v 4kw solar system, feel free to contact XINDUN, discounted price today.

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