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Solar Panels

Solar Panels

There are many types of solar panels, but it doesn’t mean everyone can be fitted into customer needs.

Latest innovations in the Best Solar Panels bringing higher efficiency into solar technologies. The world is moving very fast, technology changing very fast and improvements in panel manufacturers offer a scope of models including mono and poly crystalline…

Split panels – using half cut cells

PERC – Passivated Emitter Rear Cell

Bifacial – Dual sided panels and cells

Multi Busbar – Multi ribbon and wire busbars

Dual Glass – Frameless double glass

Shingled Cells – Overlapping cells

IBC – Interdigitated Back Contact cells

HJT – Heterojunction cells

Featured Best Solar Panels Top Tier 1

Solar panels in Pakistan are ranked in three categories: Mono Crystalline (Single Crystal), PolyCrystal (Multiple Crystal), or amorphous Silicon. A mono crystalline line indicates a continuing and an unwanted pattern of silicon that is manufactured with a cell. This method uses very pure silicon to increase the complex development process, and then the individual cells are trapped into WiFi configuring. It was the first method used to manufacture solar cells and is still very important in terms of their performance.

Here, take a look at Our Top Picks

What are the pros and cons of Monocrystalline, Polycrystalline and Thin Film?

Monocrystalline solar panels Price in Pakistan

Overview and Appearance
This is the oldest and most developed of the three technologies. Monocrystalline panels as the name suggests are created from a single continuous crystal structure. A Monocrystalline panel can be identified from the solar cells which all appear as a single flat color.
Construction
Monocrystalline solar panels have the highest efficiency rates since they are made out of the highest-grade silicon.
Monocrystalline solar panels are space-efficient. Since these solar panels yield the highest power outputs, they also require the least amount of space compared to any other types. However, monocrystalline solar panels produce marginally more power per square foot of space used in an array and so.

Monocrystalline solar panels tend to be more efficient in warm weather. With all solar cells, electricity production falls as temperature goes up. However, this degradation of output is less severe in monocrystalline panels than polycrystalline solar panels. However, in practice, the difference is very small. The level to which each solar panels production falls as temperature increase sis called the temperature coefficient and is published with the specifications for each panel.

 

Polycrystalline solar panels Price in Pakistan

The Polycrystalline Solar panels contain crystals in many different sizes and orientations. Polycrystalline Solar panels prices in Pakistan 5_10% Cheaper than Mono solar panel prices. This multi-crystalline line panel is usually less expensive and is a bit effective with mono crystal modules, although the difference in the recent performance is very small. Like their mono crystalline, the cells are also cut in the vessels that make the individual cells of the solar panel.

  • Lower efficiency (but improving)
  • Fragmented color (usually blue)
  • Less expensive
  • Less efficient in higher temperatures
Thin Film / Amorphous Silicon 

Amorphous silicon is a silicon non-crystalline shape used for solar cells and thin film transmitters in the LCD display. A solar cell or thin film is used as a semiconductor material for silicon solar cells, which are stored in subtle substances, such as glass, metal, and plastic in thin films. Unusual silicon cells usually faceless efficiency, but these are one of the most environmentally friendly photoelectric technology because they do not use any toxic heavy metals like cadmium or lead

  • Amorphous Silicon
  • Cadmium Telluride (CdTe)
  • Copper indium gallium selenide (CGIS)
  • Dye-sensitized solar cell (DSC)

So Which Solar Panel Should You BUY?

It depends on your preferences and unique situation! A guide on Solar panel review can help you narrow down your choices. If you have a limited amount of roof space and want to maximize your energy output, monocrystalline panels may be your best bet. If you’re planning own your solar system than monocrystalline panels are a great choice. At the end of the day, the best choice will be whatever fits your specific needs. If you want to discuss your situation, feel free to give us a call at 0332 4129441; if you want more information on solar, please subscribe to our newsletter here.

Solar Panel Warranties

Solar panel warranties protect your solar investment and are an important part of any solar installation. There are a few different kinds of warranties that keep your panels covered, and understanding both the differences between them and what products feature the best warranties is important to make sure you get the best deal for your solar energy system.

What is a solar panel warranty?

A solar panel has two warranties: a performance and equipment guarantee. A solar panel’s performance warranty will typically guarantee 90% production at 10 years and 80% at 25 years. An equipment warranty will typically guarantee 10-12 years without failing.
A solar panel’s product warranty insurance covers the integrity of the panel itself and protects you against problems such as manufacturing defects, environmental issues, premature wear and tear etc. As with most warranties, a longer period is generally more advantageous to you, if you own your solar panel system. When evaluating a solar panel warranty and its manufacturer, the two most important factors on which you should focus on are:

1. Product (or materials) warranty
2. The performance warranty

Each of the solar panel types is estimated to last at least twenty-five years. Instead of stopping production completely, electricity production will decline a little, gradually, over decades. The longevity of a solar panel refers to the number of years before the unit starts producing only 80 percent of its original power rating. The industry standard for warranties is 20 to 25 years, although it is not uncommon for panels produce adequate power for over 30 years.

What happens after my warranty expires?

We don`t really have a lot of data on what will happen to the performance of PV panels 30-40 years down the line. Chances are that your PV panels will keep generating a significant amount of electricity and bring in savings for many years after the warranty expires.

The Real Lifespan of PVPanels

Solar panel manufacturers put a lot of effort into making their PV panels robust. They need to be able to withstand heat/cold cycles and heavy weather. However, PV panels are not perfect and they will inevitably age. Keep reading to find out how age affects performance and what this actually means.

How fast do PV Modules degrade/lose their efficiency?

The rated power output of PV Modules typically degrades at about 0.5%/year. However, thin-film PV Modules (a-Si, CdTe and CIGS) degrades faster than panels that are based on mono- and polycrystalline PV Modules:

Solar cell type Output loss in percent per year
Pre Post
Amorphous silicon (a-Si) 0.96 0.87
Cadmium telluride (CdTe) 3.33 0.4
Copper indium gallium selenide (CIGS) 1.44 0.96
Monocrystalline silicon (mono-Si) 0.47 0.36
Polycrystalline silicon (poly-Si) 0.61 0.64

Pre and Post refer to installations prior to and post 2000. Data is taken from Photovoltaic Degradation Rates — An Analytical Review NREL.[1]

LOW QUALITY SOLAR PANELS
There are too many low quality panels suppliers. These brands are cheap and life is too less as compare to top brands solar panels in Pakistan. Those have 4-5 years of life expectancy and after that You will gain experiencing the market. The endorsement of net-metering — which enables top solar panels buyers to offer power they create to the national grid — is a noteworthy leap forward that could goad utilization of energy enable the Pakistan’s Administration to cut power deficiencies over the long haul.

TOP 10 Solar panels available in Pakistan

  • Trina Solar Limited. Trina Solar Limited is based out of the province of Jiangsu in China and it has several branches in the United States, Europe and Asia. …
  • China Sunergy. …
  • DelSolar Co Ltd. …
  • JA Solar. …
  • Motech Solar. …
  • Suntech Power. …
  • Yingli. …
  • JinkoSolar.
  • Canadian Solar
  • Trina Sola
  • Renesola Solar
Top quality PV Modules

Hanwaha Q-CELLS, Jinko solar, Trina Solar, Yingli, Talesun suitable for better performance , suitable for net metering and longer life.

Solar Panels in PakistanSolar panel electrical connections are made in series to achieve a desired output voltage

  • Mono PERC Half-Cell Module
  • 5 busbar solar cell adopts new technology to improve the efficiency of modules , offers a better aesthetic appearance, making it perfect for rooftop installation
  • Higher module conversion efficiency (up to 19.88%) benefit from half cell structure (low resistance characteristic)

 

LONGI Solar

LONGi leads the solar PV industry to new heights with product innovations and optimized power-cost ratio with breakthrough monocrystalline technologies. LONGi supplies more than 30GW of high-efficiency solar wafers and modules worldwide yearly, about a quarter of global market demand. LONGi is recognized as the world’s most valuable solar technology company with the highest market value. Innovation and sustainable development are two of LONGi’s core values.

Jinko Cheetah Plus 435 watt mono PERC

German Solar PanelIn parallel to provide a desired current capability. The conducting wires that take the current off the modules may contain silver, copper or other non-magnetic conductive transition metals. Bypass diodes may be incorporated or used externally, in case of partial module shading, to maximize the output of module sections still illuminated.
Some special solar PV modules include concentrators in which light is focused by lenses or mirrors onto smaller cells. This enables the use of cells with a high cost per unit area (such as gallium arsenide) in a cost-effective way.
Solar Panel Price in Pakistan

Solar Panels Quality Price Per Watt Life Span of Solar Panel
A grade Branded Solar Panel Top 10 40 to 50  20 to 25 years
A Grade China factory made solar Panel 30 to 40 8 to 10 years
Local Made Solar Panel/  USED Solar panels 20 to 35 1 to 3 years

Pv ModulePhotovoltaic modules (PV modules  / Solar Panels) use light energy (photons) from

 

 

 

 

 

The Sun to generate electricity through the photovoltaic effect. The majority of modules use wafer-based crystalline silicon cells or thin-film cells. The

structural (load carrying) member of a
module can either be the top layer or the back layer. Cells must also be protected from mechanical damage and moisture.Most modules are rigid, but semi-flexible ones are available, based on thin-film cells. The cells must be connected electrically in series, one to another. Externally, most of photovoltic modules use MC4 connector type to facilitate easy weatherproof connections to the rest of the system.

Browse Our Complete Solar Systems
Not sure what parts you need? We also sell solar panel kits for homes and businesses which include everything you need to build a complete solar energy system. We design our systems in-house and guarantee them to be compatible out of the box.