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Specification
Length | 67.8in |
Width | 44.65in |
Rated Power Output | 440 W |
Voltage (VOC) | 39.16V |
Maximum String Voltage | 1500V |
Number of cells | 108 |
Cell Type | Monocrystalline |
Rated Efficiency | 22.5% |
Connector Type | MC4-Evo2 |
Frame Color | black |
Dimensions LxWxH | 67.8 x 44.65 x 1.38 in |
Weight | 46.3 lbs |
Pallet Qty | 31 |
Manufacturer | Thornova Solar |
Manufacturer Part # | TS-BBT54-440 |
Operating Temperatures | −40°F to +185°F |
Scope of Application | Solar Panels for Home |
Use |
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Warranty | up to 25 years product quality & process guarantee / 30 years linear power guarantee |
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About product
TS-BBT54(440) is a model that uses a number of technologies to bring durability and performance to the next level. The N-Type cell technology ensures excellent power output.
To further boost the performance, Thornova Solar employs half-cut cell technology. Each of the panel’s 108 cells is only half the size of a traditional solar cell. This grants TS-BBT54(440) lower resistive losses and better shade tolerance. Not surprisingly, the efficiency of this module is quite high – 22.5%. And while conventional panels use only one side to absorb photons, bifacial modules employ both sides at the same time. Thanks to the technology, this model can be up to 30% more efficient. Cell surface, back foil and frame are completely black, giving the model unrivaled aesthetics. Thornova Solar paid as much attention to durability as they did to performance. TS-BBT54(440) is guaranteed to retain at least 87.4% of output after 30 years. Product warranty for this panel lasts 25 years.
TS-BBT54(440) ensures maximum power production. The combination of N-Type cell technology and a powerful antireflective coating results in 22.5 percent module efficiency. This is much greater than the average, resulting in significant extra savings over the years of production.
Even under extreme heat, TS-BBT54(440) maintains high efficiency. You may take advantage of the sunniest hours because it loses just -0.29% of efficiency for every 1.8°F over 77°F.
Thornova Solar stringent production requirements include various tests to guarantee high quality. The facilities are highly automated, allowing the manufacturer to maintain high standards while keeping warranty claims to a minimum.
Thornova Solar guarantees slow deterioration over the next 30 years. The performance will decline by no more than 1% during the first year and then by no more than 0.4% every year after that. After the 30 years are over, your modules will retain at least 87.4% of their original performance. This 440 W Thornova Solar solar panel also comes with a substantial 25-year product warranty.
TS-BBT54(440) is PID, salt, acid, and ammonia resistant. It can also bear mechanical loads of up to 5400 Pa on the front and 2400 Pa on the back. This durability is mostly owing to the 1.38" thick anodized aluminum alloy frame and a layer of protective glass.
The panel features all-black design which looks great on any roof. The manufacturer ensures excellent cell color by special treatment and selection processes. Thornova Solar engineers use thinner wires to connect the cells together, and at a distance the surface of the modules appears smooth and uninterrupted.
67.8" x 44.65" x 1.38"
46.3 lb
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Founded in 2016, Thornova Solar focuses on the design and manufacture of photovoltaic modules, shipping 7.1 GW of cumulative solar modules worldwide by the end of 2024. Despite their recent market entry, Thornova Solar achieved Bloomberg Tier 1 module manufacturer status in less than a year after founding, establishing themselves as a trusted global energy solutions company manufacturing solar panels, inverters, and battery storage systems.
The company's manufacturing facilities are located in Vietnam, while their primary target market is North America, building a strong US presence with four sales offices in Texas, Florida, New Jersey and New York. This strategic positioning enables efficient distribution and comprehensive customer support across the continent.
High Performance
Power output ranges from 400 watts to 720 watts with efficiency typically hovering between 20.5% and 23.2%, ensuring maximum energy generation per panel.
Advanced Technology
Featuring bifacial technology that can capture up to 25% more energy from the rear side, depending on installation conditions and surface reflectivity.
Quality Manufacturing
Every module undergoes a rigorous 100% triple electroluminescence (EL) test to detect microcracks and hidden flaws that might affect functionality.
Comprehensive Warranty
Product warranty lasting between 15 and 25 years, with performance guaranteed at 84.8%–87.4% of original power output after 25–30 years.
The thornova solar panels residential lineup features the TS-BB54 and TS-BB66 series, delivering 400-500 watts with sleek all-black aesthetics. These panels generate up to 25% more energy with bifacial technology and feature enhanced light trapping with optimized current collection for improved power output.
For larger installations, the Thornova TS-BGT72(580) bifacial module provides high performance with a 30-year lifespan, generating 10-30% more power than standard P-type modules. The newest 720W G12 TOPCon modules boast power outputs ranging from 695W to 720W with maximum efficiency of 23.2%.
Thornova solar panel efficiency rating reaches up to 23.2% with N-Type TOPCon cell technology. These modules excel at low irradiance performance, making them excellent choices for efficient and dependable solar energy production even during cloudy conditions.
Thornova panels feature exceptional structural integrity with wind loads up to 5000 Pa and snow loads reaching 8100 Pa, significantly exceeding typical industry standards. The module design is optimized for low operating current, minimal hot spot loss, and improved temperature coefficients.
Feature | Thornova 500W | LONGi Solar 540W | JA Solar 535W | Canadian Solar 550W |
---|---|---|---|---|
Power Output | 500W | 540W | 535W | 550W |
Efficiency (%) | 22.5% | 21.8% | 21.6% | 21.9% |
Technology | N-Type TOPCon | N-Type TOPCon | N-Type TOPCon | P-Type PERC |
Bifacial Gain | Up to 25% | Up to 30% | Up to 25% | N/A |
Product Warranty | 15-25 Years | 12 Years | 12 Years | 12 Years |
Performance Warranty | 30 Years | 25 Years | 25 Years | 25 Years |
Snow Load Rating | 8100 Pa | 5400 Pa | 5400 Pa | 5400 Pa |
We're satisfied with these solar panels. They work as intended, providing a good amount of energy, and the setup was not complicated. For the price, they offer great value and have been a solid addition to our home.
— Verified Customer
Storm slammed us with 18" snow last week—glass held firm, still pumped power off reflected light. Thornova earned its stripes.
— Professional Installer
Thornova's high-efficiency Tangra M Pro 580Wp N-Type bifacial module successfully passed all major Kiwa PVEL reliability tests, demonstrating less than 2% power degradation and confirming outstanding mechanical and environmental durability.
If you're looking to buy DIY solar panels in Canada, the Thornova 500W Bifacial Solar Panel offers efficiency, reliability, and comprehensive support, making it a smart investment against rising utility rates. Leveraging cost-effective manufacturing advantages of Asia, Thornova offers competitive pricing with panel costs averaging between $0.60 and $0.80 per watt, delivering high-quality solar panels without compromising affordability.
Thornova combines N-Type TOPCon technology with bifacial design, achieving up to 23.2% efficiency while maintaining competitive pricing and superior weather resistance ratings.
Yes, with snow load ratings up to 8100 Pa—significantly higher than industry standards—Thornova panels are engineered for harsh Canadian conditions.
Thornova provides 15-25 year product warranties and 30-year performance warranties, guaranteeing 84.8%-87.4% power output after decades of operation.
Authorized distributors across North America stock Thornova panels, with dedicated technical support ensuring smooth installation and long-term performance.
Bifacial technology captures sunlight from both front and rear surfaces, generating up to 25% additional energy from reflected light off rooftops, ground, or snow.
Ready to harness solar energy with Thornova Solar Panels?
Get competitive pricing on high-efficiency N-Type TOPCon modules with industry-leading bifacial technology and comprehensive warranty coverage.
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