100 Watt solar photovoltaic panels are an economically viable small grid solution for generating solar power. They can generate up to 100 watts of tipped DC power under optimal weather conditions and can be permanently installed outdoors or made portable. Compared to heavier panels with higher wattage, 100-Watt panels are economical and lightweight, delivering power in the range of 300-600 watt hours per day from peak sun hours. Before buying these 100-Watt solar panels, it is advisable to look at their cost, factors affecting the cost, and protective deals. Homeowners and corporations alike seek solar panel systems as a well-disposed alternative energy solution for domestic installations.

What Do you understand by 100 Watt Solar Panel?

It is one of the best solar panels powered by A grade and high quality solar cells with ultra-clear tempered glass. In fact, it works well in places where the light and weather are poor. Which leads to the need for such renewable energy. This 100 Watt solar PV module features an IP 65 rated junction box on the front and is inexpensive for household purposes.

Almost all these boards are for use in small homes, small cabins, mobile homes, and off grid installations. They have a capacity of 100 W and can generate about 300-600 watt hours of solar energy in a day. Which is enough to power or recharge small electronic gadgets.

Price of 100 Watt Solar Panel

CapacityMRP (Inclusive of all Taxes)Discounted Price (Inclusive of all Taxes)
100Watt Solar PanelRs. 7000.00 to 9000.00Rs. 3500 to 5000 (This price depends on various factors whether it is a solar panel brand, roof location or season etc.)

100-Watt Solar Panel Price and Specification

The price of a 100 Watt solar panel is an important consideration for those who want to showcase a budget solar component. There are three types of 100 Watt 12 volt solar panels available. Apart from monocrystalline solar panels, there are also polycrystalline solar panels that are efficient in producing electricity in a square foot area, though expensive. Although they are not very efficient, polycrystalline panels are low-cost, and use the sun’s energy efficiently during peak sun hours, and their efficiency decreases when the temperature is high. Bifacial panels provide the perfect solution for limited spaces. While maximizing energy production, offering almost double the output of conventional panels.

100-Watt panel typeEstimated Price range
Monocrystalline panels₹3800 to ₹4300
Polycrystalline panels₹3500 to ₹4000
Bifacial panels₹4000 to ₹7000
Note: – The 100W 12V solar panels in India can vary by 6-12% depending on location, quantity, manufacturer, and installation needs.
100 Watt solar Panel illustrative graphic

Disadvantages and Limitations of 100-Watt Solar Panel

  • Since solar panels are sunlight dependent, their output will decrease, especially in winter or when it is cloudy.
  • Even though it is a one-time purchase, the average consumer can expect to recover the expense in 6-8 years.
  • Efficiency gains in between increase the need for more panels and raise the cost of each unit.
  • Installing 100-Watt solar panel modules may be impractical and expensive as there is not enough space on the roof.

Benefits and Key Features

A 100-Watt solar panel provides one of the most economical solutions to power a simple home or a small commercial unit. The electricity produced by your on-site solar panels offers great financial and environmental benefits.

  • Suitable for rooftops, balconies, and portable setups.
  • Powers various appliances and devices.
  • High efficiency, generating more power per square foot.
  • Cost-effective, offering long-term electricity savings.
  • Ideal for small devices in urban and rural homes.
  • Lightweight for easy on-the-go charging.
  • Simple installation, no technical skills needed.
  • Affordable, providing 20-25 years of free electricity.
  • Performs well in low-light conditions.
  • Durable 2mm toughened textured glass protection.
  • Over 18% efficiency with 36/72 cell power ratings.
  • Reliable in diverse atmospheric conditions.

Working of a 100W Solar Panel

Elements of a 100W solar panel include photovoltaic silicon cells. Which convert sunlight into electrical energy by setting electrons in motion. This current moves through the current circuitry of the conductive plates and an electric inverter, designed primarily for solar power, converts the current into AC voltage. Which is useful for running appliances. Meanwhile, due to its rating of 100W 12V, the panel can be connected to the regional grid or used autonomously in remote areas.

Factors Affecting 100-Watt Solar Panel Costs

  • Panel Efficiency: High-efficiency panels offer increased power output and potentially offset initial costs over time. With lower costs per watt despite higher upfront costs.
  • Brand and Manufacturer: Brands with high quality and reliability may charge more, while longer warranties may offer added security.
  • Installation Costs: Labor costs for installation vary based on location, complexity, and experience. While permits and inspections also contribute to the overall installation cost.
  • Location: Solar irradiance in areas with higher power generation can lower long-term costs, with local regulations and incentives potentially influencing pricing.
  • Additional Components: The type and quality of inverters significantly influence overall costs. While the complexity of mounting systems also influences the final price.

Energy output of 100 Watt Solar panel

Estimating the power requirements is the first essential criterion that is required in deciding the wattage of the panel. As well as the number of panels required to generate the desired energy output. It is easy to find a 100 Watt 12 volt solar panel that is small in size and usable for small installations. As it does not take up much space unless you go for a large capacity system. Here is a rough estimate of the number of panels required to create different system sizes.

Solar system capacityEstimated Energy Output (per month)No. of 100-Watt solar panel needed
1 kW120 units10
2 kW240 units20
3 kW360 units30
5 kW600 units50
7.5 kW900 units75
10 kW1200 units100

Applications of a 100 Watt Solar Panel

A 100-Watt solar panel is a versatile and eco-friendly renewable energy source, ideal for off-grid situations. It can charge small electronics like smartphones, laptops, and cameras, making it suitable for outdoor adventures and remote locations. These panels are commonly used in RVs, boats, portable solar power kits, car batteries, emergency backup power, irrigation pumps, security cameras, lighting systems, and small off-grid systems like cabins, sheds, and greenhouses.

Subsidy Applicable for a Solar 100 Watt Panel

MNRE has a policy to provide subsidies to residents and societies who purchase and install solar power systems under its Rooftop Solar Subsidy Scheme. The subsidy amount is given on a per kilowatt basis of installed system capacity. To assess eligibility and avail financial assistance, visit the National Portal for Rooftop Solar and check the documents given under the Simplification Process tab.

The applicable subsidy for rooftop solar systems in India varies based on the system’s capacity and the type of installation. For individual residential installations, the subsidy is ₹30,000 for 1 kW, ₹60,000 for 2 kW, and ₹78,000 for systems of 3 kW and above. Resident Welfare Associations (RWA) and Group Housing Societies (GHS) can avail a ₹78,000 subsidy for common facilities up to 500 kWp. If they include individual rooftop plants for residents in their total capacity. The subsidy amount remains fixed for systems of 3 kW and above.

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