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Specification
Length | 89.2in |
Width | 44.6in |
Rated Power Output | 540 W |
Voltage (VOC) | 49.4V |
Maximum String Voltage | 1000/1500V |
Number of cells | 144 |
Cell Type | Monocrystalline |
Rated Efficiency | 21.2% |
Connector Type | T6 or MC4 series |
Frame Color | silver |
Dimensions LxWxH | 89.2 x 44.6 x 1.18 in |
Weight | 70.8lbs |
Pallet Qty | 35 |
Manufacturer | Canadian Solar |
Manufacturer Part # | CS6W-545MB-AG |
Operating Temperatures | −40°F to +185°F |
Scope of Application | Solar Panels for Buildings |
Use |
|
Warranty | 12/ 30-year see warranty details |
Delivery Time | 5-7 Business Days |
About product
Canadian Solar 545MB-AG is a PV module fit for both residential and commercial applications. Canadian Solar engineers made the CS6W series durable and efficient while minimizing the amount of useful space required for their operation. The Passivated Emitter Rear Contact (PERC) technology ensures excellent power output. This solar cell type employs an additional reflective layer to absorb more sunlight.
Another advantage is the half-cut cell technology. 545MB-AG has solar cells half the size of those installed in conventional panels. The main benefits are decreased power loss, improved longevity and better low-light performance. Given its size and weight, 545MB-AG efficiency of 21.2% is quite impressive. 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. Canadian Solar provides an industry-leading 25-year performance warranty and a 12-year product warranty.
The PERC technology further improves an already excellent efficiency of 21.2 percent. A reliable PID resistance and a unique glass lamination were added by the maker, which ultimately produced a model that was effective and extremely durable. 545MB-AG produces 545 W of power under typical test settings.
A high temperature coefficient translates to more energy as the temperature rises. Every 1.8°F increase over 77°F reduces the efficiency of your panel by just -0.34%.
545MB-AG is subject to rigorous quality and reliability testing as well as many quality checks throughout the production process. The level of automation in the manufacturing facilities virtually eliminates human error. To guarantee that you receive the finest, REC is committed to quality, safety and dependability.
The amount of power output loss experienced by these panels during the first year of operation will not exceed 2%. The average yearly power drop from the second to the 25th year will not surpass 0.45%. After 25 years, the module will still produce more than 87.2% of its initial output.
This model's construction makes it perfect for both residential and business rooftops. Durability and strength are increased by using a strong, robust frame built from anodized aluminum alloy. A significant snow load of up to 6000 Pa may be supported by the model. The panel's back can support 3600 Pa, assuring that even the strongest winds won't damage your system.
89.2" x 49.4" x 1.18"
70.8 lb
Reviews & Questions
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Canadian Solar is one of the most recognized names in the global solar panel market. Known for its impressive mix of affordability, efficiency, and long-term reliability, Canadian Solar panels have earned their place as one of the most popular choices for homeowners and businesses alike. From 400W to 550W models, these panels offer solid power outputs and are backed by excellent warranties.
Founded in 2001, Canadian Solar Inc. (NASDAQ: CSIQ) has grown to become one of the world's largest solar technology companies with over 87 GW of solar modules shipped globally. With manufacturing facilities across Asia and a strong presence in North America, the company has established itself as a leading Tier 1 manufacturer serving residential, commercial, and utility-scale markets in over 160 countries worldwide.
🏆 Tier 1 Manufacturer
Leading global solar manufacturer with over 25 GW production capacity across multiple facilities, exporting to 160+ countries with proven financial stability and bankability
⚡ Advanced Technology
Half-cell PERC technology with up to 21.6% efficiency and excellent low-light performance with <0.5% annual power degradation ensuring long-term reliability
💰 Cost Advantage
Industry-leading price-to-performance ratio at $0.45-$0.85/W with excellent value proposition and competitive system pricing at $2.50-$3.50/W installed
🛡️ Superior Warranty
25-year linear power warranty + 25-year product warranty exceeding industry standards with comprehensive coverage and global support network
"Canadian Solar's 400W panel gives us exceptional value at $0.58/W—customers love the Tier 1 quality and proven reliability, and we appreciate the advanced PERC technology and robust build quality."
— Terry Shin, Mountain West Solar (UT, 2025)
Series | Power | Efficiency | Warranty | Ideal use-case |
---|---|---|---|---|
400W | 400W | 21.1% | 25 years | Space-limited roofs |
450W | 450W | 21.6% | 25 years | Larger homes, businesses |
550W | 550W | 21.0% | 25 years | Commercial & large homes |
700W | 700W | 20.8% | 25 years | Commercial & industrial |
Feature | Certification/Standard | Benefit |
---|---|---|
PID-free design | TÜV Rheinland IEC 62804 | 1% annual degradation cap |
Safety & construction | IEC 61215/61730 (2023 ed.) | Global code compliance |
Quality system | ISO 9001/14001/45001 | Robust QA/HSE culture |
Bifacial energy modeling | NREL bifacial PV performance study | Predictable rear-side gain |
"We have a customer who saved 20% over competing brands by going with Canadian Solar 400W panels for their home system. The performance is exceptional, and the savings speak for themselves."
— John T., Solar Installations Inc.
Feature | Canadian Solar | CertainTeed Solar |
---|---|---|
Efficiency | Up to 21.6% | Up to 20.5% |
Price per Watt | $0.45 - $0.85 | $0.70 - $0.75 |
Warranty | 25 years | 25 years |
Made In | China/Canada/Vietnam | USA |
"After comparing several brands, I decided on Canadian Solar for my 8 kW residential system. The panels were easy to install, and I've seen a steady return on my energy savings over the past year."
— Mark J., Homeowner, Texas
"We installed Canadian Solar's 550W panels for a commercial warehouse. The energy output has been fantastic, and the warranty gives us peace of mind. Highly recommend them for large-scale systems."
— Sarah W., Business Owner, Florida
Yes, Canadian Solar is recognized as a Tier 1 manufacturer by Bloomberg New Energy Finance, indicating strong financial stability and proven bankability in the solar industry.
Canadian Solar panels are manufactured in China, Canada, and Vietnam, with stringent quality standards at each facility.
Canadian Solar offers a 25-year linear power warranty and a 25-year product warranty on their panels.
Yes, Canadian Solar panels are available throughout the USA and are eligible for domestic content incentives when installed with other U.S.-made components.
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