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300 watt 24 volt solar panel is a cost-effective way of generating electricity for both the residential and industrial sectors. It’s a high efficiency solar panel, suitable to power small to large size load. The panel absorb sunlight and convert it into solar power with 17% to 21% efficiency.

An important metric to consider when comparing solar panel options is the power rating of a panel, called wattage. A 300 watt is close to the average wattage of a solar panel available today and is suitable for all types of solar projects.

🇮🇳 हिंदी में पढ़े:

300 Watt Solar Panel at Best Price
300 Watt Solar Panel at Best Price

This single 300 watt panel is capable of powering small loads up to 150 watt load with a single battery inverter like Gamma+ solar inverter. You can connect up to 3 panels of 300 watt on 1kVA Gamma+ solar inverter as per your load or requirement. 

There are three types of 300 watt solar panel available in the market, so it’s worth spending 10 minutes reading this article and selecting the best as per your needs.

Page Highlights:

300W Panel Quick Overview

Power Generation

1.2 Units/Day

Average Cost

₹7,200 to ₹8,800

(Inclusive of all taxes)

Available Types


Area Required

2 Sq. Mtr. Shadow Free

Solar Panel

Buy solar panels online at best price
Buy solar panels online at best price

#1. 300W Solar Panel Price List

The prices of solar panel have been changed recently. The prices of solar are measured in solar price per watt and the price of 300 watt solar panel ranges from Rs.24 per watt to Rs.54 per watt for home in India. 

Here, we have a list of India’s leading solar panel brands as well as their pricing for 300 watt solar panels. The prices include transportation, installation, net metering and all other charges.

Solar Panel ModelSelling Price
Vikram Solar 300 Watt PanelRs. 7200
Patanjali Solar 300 Watt PanelRs. 7800
Luminous Solar 300 Watt PanelRs. 8200
Havells Solar 300 Watt PanelRs. 8200
Tata Solar 300 Watt PanelRs. 8800
  • (Inclusive of all taxes) Prices can vary ± 10% to 12% depending on location, promotions and availability, and solar brand.
  • Prices are exclusive of Govt. Subsidy, as the subsidy on solar systems depends on your eligibility and types of solar system.
  • Check our Online Solar Shop or Amazon Store for latest price and stock availability.

Read more about subsidy on solar panel here:

How Does A 300 Watt Solar Panel Work?

A 300 watt solar panel is a composition of many small solar cells. When sunlight hits these solar cells they absorb that light and convert it into DC electricity. There is a positive layer and a negative layer in a solar panel,  which then creates an electric field. This current is collected by the solar panels and sent to the solar inverter subsequently which converts it into alternative current or AC form.

Working of solar panel
Working of solar panel

#2. Types of 300 Watt Solar Panel

The 300-watt solar panel is a high efficiency solar panel that is available in three different types. These types are:

Monocrystalline Solar Panel

Monocrystalline solar cells
Monocrystalline solar cells

Mono-crystalline panel, also known as single crystalline silicon panel, is easily recognizable due to their outer dark black color. This solar panel is made by melting highly pure silicon. These panels are 19% efficient.

Read in detail: Monocrystalline Solar Panel Price With Complete Details

Polycrystalline Solar Panel

Polycrystalline solar cell
Polycrystalline solar cell

Poly-crystalline panel is also known as multi-crystalline solar panel and unlike mono-crystalline solar panel molten silicon is poured into a square mold for their manufacture. Silicon of relatively low purity is used in these solar panels and the efficiency of these panels are around 17%.

Read in detail: Polycrystalline Solar Panel Price With Complete Details

Bifacial Solar Panel

Bifacial solar cell
Bifacial solar cell

The bifacial solar panel is the latest technology solar panel. These panels can absorb sunlight from both the front and rear side, which increases their generation efficiency. Due to their high efficiency, they are relatively more expensive than other types of solar panels.

Read in detail: Bifacial Solar Panel Price With Complete Details

#3. 300 Watt Mono V/s. Poly Panel

Poly-crystalline Mono-crystalline
Panel efficiency up to 16%. Panel efficiency up to 19%.
It takes more rooftop space. It takes less rooftop space.
Cost effective. Expensive solar panel.
Looks bluish in color. Looks black in color.
Low efficiency in cloudy weather. Better efficiency even in low light.
Click to see the detailed comparison between: Monocrystalline Vs. Polycrystalline Solar Panel

#4. Specification of 300W Panel

A 300 watt solar panel is high-performance solar panel. It has high-performance trackers that generates comparatively more electricity than other similar products in the market. Here we have all technical specifications. Have a look below.

Rated power300 W
Open circuit voltage44.5 V
Max. power voltage35.5 V
Short circuit current8.65 A
Max. power current8.22 A
Module dimension1968 x 987 x 40mm
Operating temperature-40 C to +85 c
Module efficiency (%)>19%
Max. system voltage1000
Series fuse rating15
Junction boxIP 65 / IP 67
Output cables4mm², min. 900mm length
ConnectorsMC4 Compatible
Cell layout10 x 6
FrameAnodized aluminum
No. of Solar Cells72 (156 x 156 mm)
Selling PriceRs. 7,200 to 8,800 (Inclusive of all taxes)

How many solar panels are required in a solar system?

It’s often seen that people want to install solar system, but they don’t have any idea of how many solar panels they will have to install to meet the electricity needs of their house. But now you have no need to worry. You can find out the quantity of solar panels according to the capacity of the solar system from the table given below.
Solar System Model No. of Panel (300 Watt) Generation Per Day
300 Watt Solar System 1 panels 1.2 units
1kW Solar System 3 panels 4 units
2kW Solar System 7 panels 8 units
3kW Solar System 10 panels 12 units
5kW Solar System 17 panels 20 units
7.5kW Solar System 25 panels 30 units
<span”>10kW Solar System 34 panels 40 units

#5. Application For 300 Watt Panel

A 300 watt solar panel alone can’t handle much load but if it is connected in series then it can run a heavy load very easily. There are lots of applications in which 300 watt solar panels are used but the most common applications are mentioned below.

#1. Solar Conversion Kit

If you have a single or double battery inverter at home. You can easily convert it into a solar system using this solar panel with a small solar device called a solar charge controller. These solar panels and a solar conversion kit will convert your existing home inverter into a hybrid inverter, allowing you to start using solar energy for regular day-to-day operations.

#2. Solar Home Lighting System

You can use this panel with your 24 Volt home lighting system. Solar home lighting system is one of the best way to light up your home and power your small appliances using the sun’s energy. 300 watt solar panel is a pocket as well as an environment friendly solar solution for home lighting systems. 

#3. Off Grid Solar System

Off-grid solar system is a battery based solar system that provides power backup during power outages and nights. This system allows storing excess solar power into the solar battery that can be used later as required. 

#4. On Grid Solar System

An on-grid solar system works with the utility grid. In this system, surplus power, which is not consumed in the home, is automatically exported to the electricity grid via a bi-directional meter which results in reduction of power bills. 

#5. Hybrid Solar System

Hybrid solar system is a combo of on grid and off grid solar system. The electricity generated by the solar panel is first used to power the home. If the home’s electrical need is over, the access electricity will begin to be stored in the solar battery. After the battery is full, the rest of the electricity will be exported to the grid automatically.

#6. Solar Water Pump

Solar water pump has emerged as a modern technology of farming. These pumps lift the water from various surfaces using electricity generated by solar panels. This pump is being used in the agriculture sector as well as now in residential sectors for drinking water, fountains etc.

#7. Solar Air Conditioner

A solar air conditioner is powered by solar energy rather than grid electricity. It reduces both your energy bill as well as your carbon footprint. These are modern technology solar air conditioners that can either be powered by solar power, a solar battery, or the power grid.

#6. Complete 300W Solar System

A complete 300 watt solar system is a small, portable and compact solar system that is ready to power your small household devices at all times. After connecting the solar panel with the solar battery, you can use it to power a variety of electrical appliances such as fans, TVs, LED lights, and so on. Here are the detailed specifications of the Luminous 300 watt solar system with solar panel, solar battery, solar inverter.
Particular Description
Solar System 300 watt
Solar Panel 2 * 160
Solar Battery 150Ah
Solar Inverter 850VA
Brand Luminous Solar
Output power 325 watts
Space requirement 20 sq. feet
Operating voltage 12 Volt
Panel technology Poly-crystalline
Manufacturer warranty 1 year on manufacturing defects
Performance warranty 25 Years
Wattage 325
Voltage at max power 35.90
Current at max power 8.36
Open circuit voltage 44.50
Short circuit current 8.83
Number of cells 72
Weight 22 Kg
Height 6.4 feet
Width 3.2 feet
Selling Price Rs. 39,999 (Inclusive of all taxes)

Click to see or buy the product: Luminous 300 Watt Solar Panel System 

Frequently Asked Question

Both solar panels are good and both solar panel having their different pros and cons. Learn more about poly and mono crystalline solar panel.


Weight of 300 watt solar panel is 22 Kg and dimensions: Height – 6.4 feet, Width – 3.2 feet.

It generates electricity constantly even in cloudy weather, but lesser than clear sunshine.


Cost of 300 watt solar panel start from Rs. 7200 to Rs. 8800.


You need to install 1kW Solar panel (or 3 nos. of 300 watt) to charge the 2 batteries in 4 hours.


To buy complete this solar system with suitable price click here – 1kW solar system price.

Yes, you can charge it with 300 watt solar panel.

Top Solar Brands in India

✍️ Written by: Hari Sharan & Updated On: 03/05/2022 By: Bhanwar Chauhan

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