Off Grid 300 Watt/300W Solar System 12V

Off Grid 300 Watt/300W Solar System 12V


Maximum Load: 300W Off Grid Solar System
Place of Origin: China
Brand Name: Xindun Power
Certificate: CE
MOQ: 1 set
Accept OEM&ODM.
Free Configuration of Solar Solutions.


⌈ 12V 300W Off Grid Solar System Configuration ⌋

The estimated sunshine hours are 6 hours, and the daily solar power generation capacity is 640Wh, Xindun recommends 300W 12V off grid solar system.

The complete solar system includes solar panels, solar inverter generator with built-in solar charge controller, 4pcs 3W DC bulbs and 4pcs 5m wires with switch, batteries, solar panel racks 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.

300W Solar System Equipment List
1Solar panelPolycrystalline 160W1 pc
2Solar inverter generator with built-in solar charge controllerOutput Power:300W

DC Voltage:12V

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

DC Output Port:12V 4pcs

USB Port:5V 2pcs


Solar charge controller: PWM 20A

1 pc
3Lead acid battery12V50AH1 pc
4Solar panel rackAluminum rack

Ground mounted 25 degree

1 set
5Battery cableAlready connected2 sets
6PV cable2.5mm²40m
7PackageWooden case1 pc


If you don’t know whether you are suitable for this 300W 12V off grid 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.


⌈ 12V 300W Off Grid Solar System Wiring Diagram ⌋

300 watt solar system wiring diagram
3kv solar system wiring diagram


⌈ Load Calculation for 12V 300W Off Grid Solar System ⌋

LED bulbs: 10W*4pcs*6Hours=240Wh

Mobile phone charger: 10W*2pcs*2Hours=40Wh

Fan: 60W*1pcs*2Hours=120Wh

Telivision: 50W*1pcs*2Hours=100Wh

Satellite dish receiver: 50W*1pcs*2Hours=100Wh

Total: 600Wh


⌈ 12V 300W Off Grid Solar System Accessories ⌋

off grid 300 watt solar system-polycrystalline solar panelSolar 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.

off grid 300 watt solar system-solar generator inverterSolar generator:

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

2. Built-in 12V/20A PWM solar controller.

3. Built-in 12V / 300W solar inverter.

4. Built-in 1pc 12V/50Ah battery.

5. Low frequency pure sine wave output .

6. Multiple output: 1*AC output socket, 4*DC 12V, 2*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.

off grid 300 watt solar system-50ah batteryGel 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.

off grid 300 watt solar system-Aluminum solar panel rackSolar panel rack:

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.

off grid 300 watt solar system-solar cableCables and parts:

1. 2.5mm2 PV cable 40m. PV 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.


⌈ Factory Wholesales Off Grid 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:

12v off grid solar system factory

off grid 12v solar system factory

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


wholesale 300 watt solar system

300 watt solar system wholesale


⌈ Why So Many Customers Choose Xindun Off grid 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 feedback from our customers:

off grid 3kv 300 watt 3kw 300W solar system 12V

3kv 300 watt 3kw 300W off grid solar system 12V

3kv 300 watt 3kw 300W 12V off grid solar system


If you are interested in this 12v 300w off grid solar system, feel free to contact XINDUN, discounted price today!!

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