TCL 620W Bifacial Solar Panel

TCL 620W Bifacial Solar Panel Overview

The TCL 620W Bifacial Solar Panel is designed for solar installations where high module output, efficient use of installation space and long-term energy production are important. Its N-Type TOPCon cell technology combines with a bifacial double-glass structure to support front-side generation and additional electricity production from reflected light reaching the rear side. Check the latest TCL 620W solar panel price in Pakistan at Hajvery Solar Energy.

With a rated output of 620 watts under Standard Test Conditions (STC), this module can contribute substantial capacity to residential rooftops, commercial buildings and ground-mounted solar projects. Its 23.0% module efficiency helps make effective use of available installation area.

The panel also has an aluminium alloy frame, heat-strengthened glass on both sides and a maximum system voltage rating of 1500V DC. These construction and electrical characteristics make correct system design essential.

Actual energy production depends on sunlight, module temperature, orientation, shading, cleanliness and installation conditions. Bifacial performance also depends on the mounting height, rear-side clearance, tilt angle and reflectivity of the surface below the panel.

For buyers comparing TCL 620w solar panel price in pakistan, the panel’s rated output, warranty coverage, dimensions and inverter compatibility should be considered alongside the purchase price.

Key Features and Benefits

N-Type TOPCon Cell Technology

The panel uses N-Type TOPCon cell technology. This cell architecture is designed for high-efficiency solar energy conversion and supports the panel’s 620W rated output.

For buyers, module efficiency matters because it indicates how effectively the panel converts incoming solar energy into electricity under standard test conditions. Actual daily generation still varies with weather, installation and operating temperature.

Bifacial Double-Glass Construction

A bifacial module can generate electricity from both its front and rear surfaces. The front side receives direct sunlight, while the rear side can use reflected and scattered light reaching the back of the panel.

The amount of additional generation depends on the installation. A reflective surface, suitable panel height and sufficient rear-side clearance can improve the opportunity for bifacial energy gain. A roof or mounting structure that blocks most light from the rear side may limit this benefit.

620W Rated Power Output

The panel has a 620W STC rated output. Its higher power rating allows an installation to build substantial solar capacity with fewer modules than would be needed using lower-wattage panels of comparable electrical compatibility.

However, the final number of panels must be calculated according to the required system capacity, available area, inverter limits and string configuration.

23.0% Module Efficiency

The 23.0% module efficiency helps buyers assess how much rated power the panel produces relative to its surface area under standard test conditions.

Efficiency is particularly relevant when rooftop space is limited. It should not be confused with the percentage of electricity a complete solar system will produce over a year, as system yield depends on several additional factors.

Positive Power Tolerance

The panel has a 0 to +3% power tolerance. This indicates that its rated power tolerance does not extend below the nominal rating under the applicable test conditions.

Actual output in the field will still vary with irradiance, temperature, shading, wiring losses and other operating conditions.

Durable Double-Glass Structure

The module uses 2.0 mm heat-strengthened front glass with anti-reflective coating and 2.0 mm heat-strengthened rear glass. Its frame is made from anodised aluminium alloy.

The construction is designed for long-term outdoor use, but correct handling, mounting, transportation and installation remain important for protecting the panel against damage.

Best For

The TCL 620W Bifacial Solar Panel may be suitable for:

• Residential solar systems where roof space and inverter compatibility permit large-format modules.
• Commercial rooftops requiring substantial rated capacity per panel.
• Ground-mounted solar installations where rear-side light exposure can be planned.
• Industrial solar projects with suitable mounting structures and electrical design.
• Solar installers and dealers seeking high-wattage bifacial modules for compatible projects.
• Projects focused on long-term generation, where the product and performance warranty terms are relevant to purchasing decisions.

Final suitability depends on the installation layout, electrical requirements, structural capacity and applicable system design.

When Another Panel May Be Better

A different solar panel may be more appropriate when:

• The available mounting area cannot accommodate the module’s large dimensions.
• The inverter has a lower permitted input current or unsuitable voltage limits.
• The project requires a smaller module for easier handling or a particular mounting layout.
• The rear surface will receive very little light and the project does not benefit meaningfully from bifacial generation.
• The panel’s electrical characteristics do not match the intended string configuration.

Selecting a solar panel by wattage alone is not sufficient. The complete electrical design should be checked before ordering.

Cell and Module Technology

N-Type TOPCon

N-Type TOPCon is the cell technology used in this module. It supports the panel’s high rated output and module efficiency.

The 620W version has a 23.0% module efficiency under STC. This rating provides a consistent basis for comparing module performance, although it does not predict exact monthly production at a particular site.

Bifacial Solar Generation

The panel’s bifacial design allows the rear side to contribute to electricity production when light reaches it. The module has a power bifaciality rating of 80±5%.

This rating describes the rear-side power capability relative to the front-side reference under the applicable test conditions. It does not mean the complete system will always produce 80% additional energy.

Actual rear-side contribution depends on mounting height, tilt, row spacing, shading, surface reflectivity and other site conditions.

Double-Glass Module Design

The module has glass on both the front and rear sides. The front glass has an anti-reflective coating, while the frame uses anodised aluminium alloy.

This construction should be handled according to appropriate lifting, mounting and installation procedures. The panel must be secured using a mounting system suitable for its dimensions, weight and installation environment.

Technical Specifications

Performance and Degradation

The panel’s temperature coefficient of maximum power is -0.28%/°C. This means its power output generally decreases as cell temperature rises above the reference temperature, all else being equal.

For solar installations in warm climates, proper airflow below the modules and an appropriate mounting arrangement can help manage operating temperatures. Dust, shading, wiring losses and inverter performance also affect the electricity delivered by the complete system.

The panel carries a 30-year linear performance warranty, with the performance graph showing 99.0% of initial output at year 1 and 87.4% at year 30. These figures describe the warranty’s performance trajectory, not a guarantee of the exact electricity a system will generate each year.

Actual production depends on operating conditions, maintenance, installation quality and other factors. The applicable warranty terms should be reviewed before purchase.

Performance Considerations for Pakistan

Pakistan’s solar installations can experience high summer temperatures, dust accumulation and changing seasonal irradiance. These conditions make appropriate system design and routine maintenance important.

Heat and Ventilation

The panel’s temperature coefficient of Pmax is -0.28%/°C. Modules should be mounted with appropriate rear ventilation rather than installed in a way that unnecessarily restricts airflow.

Dust and Cleaning

Dust and soiling can reduce the sunlight reaching the cells. Regular inspection and suitable cleaning can help maintain energy production. Cleaning frequency should reflect local dust levels and site conditions.

Bifacial Mounting

The rear side requires suitable exposure to reflected or scattered light to contribute meaningfully to generation. Mounting height, row spacing, tilt and the reflectivity of the surface below the module should be considered during design.

Correct Electrical Design

The panel’s 48.94V open-circuit voltage, 40.98V maximum power voltage and 16.05A short-circuit current are important when designing strings and selecting an inverter.

The installer should check temperature-adjusted string voltage, operating current, maximum inverter input voltage, MPPT limits and the permitted current per input. The maximum system voltage of 1500V DC is a module-system limit, not a statement that every inverter can accept that voltage.

TCL 620W Bifacial Solar Panel Price in Pakistan

The TCL 620w solar panel price in pakistan is an important consideration for homeowners, commercial buyers, installers and dealers planning a solar installation.

The current price of the TCL 620W Bifacial Solar Panel in Pakistan is Rs. 22,010 per panel.

The total panel cost depends on the number of modules required for the project. Buyers should also account for mounting structures, wiring, protection equipment, inverter selection, installation and other system components when preparing a complete solar budget.

For bulk orders or dealer enquiries, contact Hajvery Solar Energy to confirm current availability and applicable quantity-based pricing.

TCL 620W Bifacial Solar Panel Price Factors

When comparing the tcl 620w bifacial solar panel price with other available options, consider:

• Rated power and module efficiency.
• Bifacial construction and expected installation conditions.
• Product and performance warranty coverage.
• Electrical compatibility with the planned inverter.
• Module dimensions, mounting requirements and transport.
• Current availability and quantity ordered.

A lower purchase price should not be the only selection criterion. Correct electrical matching and suitable installation conditions also influence long-term system value.

TCL Solar Panel Verification

Before purchasing, check the exact product identity, model information, serial details and applicable warranty arrangements. These checks can help buyers establish that the supplied panel matches the product they intend to purchase.

TCL solar panel verification should also include inspection for visible glass damage, frame damage, connector problems and other signs of mishandling. Installation should proceed only after the modules and electrical design have been checked by a qualified installer.

Hajvery Solar Energy can guide buyers on the product details and purchasing checks relevant to their order. Availability and any particular verification service should be confirmed before visiting or placing an order.

Verify your TCL solar panel with Hajvery Solar Energy to check its authenticity and get greater confidence in your purchase.

Panel verification link:
TCL Solar Panel Verification

Warranty

The TCL 620W Bifacial Solar Panel has a 15-year product warranty and a 30-year linear performance warranty.

The product warranty and performance warranty cover different aspects of the panel and should not be treated as interchangeable. The product warranty relates to the product coverage, while the linear performance warranty concerns the panel’s warranted power-output level over time.

The stated performance warranty graph indicates 99.0% output at year 1 and 87.4% at year 30. Actual energy production can vary with installation conditions, temperature, shading, soiling and maintenance.

Buyers should retain the purchase record and relevant product identification details and confirm the applicable warranty terms, exclusions and claim procedure with the seller before ordering.

Before You Buy

Before purchasing the TCL 620W Bifacial Solar Panel, confirm the following:

• Power requirement: Does the planned array meet the project’s required capacity?
• Inverter compatibility: Are the panel’s voltage and current within the inverter’s limits?
• String design: Has the installer calculated string voltage under the lowest expected module temperature?
• Current limits: Can the inverter handle the module’s operating and short-circuit current?
• Installation space: Is there enough room for a module measuring 2382 × 1134 mm?
• Structural support: Can the mounting system safely support the panel and expected site loads?
• Bifacial performance: Will the rear side receive enough reflected or scattered light to provide a useful contribution?
• Warranty: Are the product and performance warranty terms understood and retained?
• Availability: Has the current stock and order quantity been confirmed?

These checks help reduce compatibility problems and support a more reliable solar installation.

Frequently Asked Questions

1. What is the TCL 620W Bifacial Solar Panel price in Pakistan?

The current price of the TCL 620W Bifacial Solar Panel in Pakistan is Rs. 22,010 per panel. Confirm availability and bulk pricing with Hajvery Solar Energy before ordering.

2. What is the rated power of this TCL solar panel?

The panel has a 620W rated output under STC. Its maximum power under BNPI conditions is 685W, which uses a different test condition that includes rear-side irradiance.

3. Is the TCL 620W panel bifacial?

Yes. It is a bifacial double-glass solar panel. Its rear side can generate additional electricity when suitable reflected or scattered light reaches it.

4. What is the efficiency of the TCL 620W solar panel?

The module has 23.0% efficiency. Actual energy generation depends on sunlight, temperature, orientation, shading, soiling and the rest of the solar system.

5. What are the dimensions and weight of the panel?

The dimensions are 2382 × 1134 × 30 mm, and the weight is 32.6 kg ±3%. The mounting structure and handling arrangements should be suitable for this size and weight.

6. What warranty does the TCL 620W Bifacial Solar Panel have?

It has a 15-year product warranty and a 30-year linear performance warranty. Buyers should confirm the applicable warranty conditions and claim procedure before purchase.

7. Is the TCL 620W solar panel suitable for a home solar system?

It may be suitable for residential systems when the available installation area, inverter limits, string voltage and current requirements all match. A qualified installer should check the complete system design before installation.

8. Where can I buy TCL solar panels in Pakistan?

You can contact Hajvery Solar Energy to enquire about the TCL 620W Bifacial Solar Panel, current availability, pricing and product verification checks.

Buy TCL 620W Bifacial Solar Panel from Hajvery Solar Energy

Choose the TCL 620W Bifacial Solar Panel for a solar project that requires a high-wattage N-Type TOPCon module with bifacial generation capability and double-glass construction.

Hajvery Solar Energy serves residential customers, commercial buyers, solar installers and dealers from 280K Block J-1, Johar Town, Lahore.

Contact the team to confirm the current price, stock availability, quantity requirements and relevant warranty information before placing your order. Nationwide delivery arrangements should be confirmed for your location.

For more option click TCL Solar Panels In Pakistan.