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Model CEC6-72-550TDHV | N-Type TOPCon | 144 Half-Cell Monocrystalline | Bifacial | 1500V System Voltage
The CECEP Solar CEC6-72-550TDHV 550W N-Type Bifacial Monocrystalline Solar Panel delivers high output and dependable performance for modern solar projects. This advanced TOPCon module is part of a premium 540–570W product family and is designed for commercial rooftops, ground mounts, and utility scale sites. Power density is maximized through 144 half-cut monocrystalline cells, achieving up to 21.3% front side efficiency under standard test conditions. With bifacial generation, additional rear side energy can be harvested from reflected light. A robust IP68 junction box, tempered glass, and a 1500V system rating support reliable operation in harsh environments. Long-term value is strengthened with a 12 year product warranty and a 30 year linear power warranty, giving project owners confidence in stable output and low levelized cost of energy.
High power density per module: Each panel delivers up to 550W of output, which helps reduce required array space. System designers can achieve target capacity with fewer modules and simplified mounting structures.
N-Type TOPCon bifacial technology: The panel uses N-type TOPCon cells that naturally reduce degradation and improve low light performance. Bifacial construction allows both sides to generate power, increasing yearly energy yield when rear irradiance is available.
Low degradation and long lifetime: A guaranteed degradation rate of only about 0.42% per year supports strong long term output. The linear warranty ensures at least 94.6% power at 12 years and 87.4% at 30 years of operation.
Reliable construction for harsh sites: 3.2mm low iron tempered glass and an IP68 junction box protect the cells from moisture and dust. The module is engineered to handle heavy wind and snow loads in demanding climates.
Optimized for modern 1500V systems: A maximum system voltage of 1500V DC supports long strings and lower balance of system cost. Compatibility with mainstream central and string inverters makes integration straightforward for installers.
This CECEP Solar CEC6-72-550TDHV module converts sunlight into electricity using advanced N-type monocrystalline cells. When sunlight reaches the front glass, photons are absorbed by the semiconductor material and release charge carriers. These carriers move through the cell structure and create direct current, which travels through the panel’s internal conductors. The module’s 144 half cells are wired to optimize current flow and limit resistive losses, ensuring efficient power delivery. Because the panel is bifacial, light reflected from the ground or nearby surfaces is captured by the rear side, boosting total energy generation. The DC output is then routed through the IP68 junction box and factory cables to an external inverter, where it is converted into AC power suitable for homes, businesses, or grid export.
Front side power generation: The 3.2mm low iron tempered glass allows high levels of solar irradiance to reach the N-type cells. Under standard test conditions the panel delivers a maximum power of 550W at 42V and 13.1A, giving strong output even in constrained spaces.
Bifacial rear side gain: The rear surface is engineered to capture indirect and reflected light from surfaces such as white rooftops or light colored ground. This additional irradiance can increase total energy yield without increasing array footprint, supporting a lower cost per kilowatt hour.
Thermal and electrical stability: The module features a nominal operating temperature around 42°C ±2°C, which helps maintain predictable performance. Temperature coefficients of -0.30%/°C for power and -0.25%/°C for voltage limit output loss on hot days, while a positive coefficient for current further supports stable energy production.
| Manufacturer | CECEP Solar Technology (Zhenjiang) Co., Ltd. |
| Country of Origin | China |
| Model Number | CEC6-72-550TDHV |
| Technology | N-Type TOPCon bifacial monocrystalline |
| Power Range Family | 540 Wp to 570 Wp |
| Maximum Power (Pmax) | 550 Wp |
| Module Efficiency (Front) | 21.3% |
| Overall Efficiency Range | 20.9% to 22.1% (family range) |
| Power Tolerance | 0 to +5 W rated, 0 to +1% listed tolerance |
| Voltage at Maximum Power (Vmpp) | 42.0 V |
| Current at Maximum Power (Impp) | 13.1 A |
| Open Circuit Voltage (Voc) | 50.2 V |
| Short Circuit Current (Isc) | 13.87 A |
| Maximum System Voltage | 1500 V DC |
| Series Fuse Rating | 25 A |
| Nominal Module Operating Temperature | 42°C ± 2°C |
| Operating Temperature Range | -40°C to +85°C |
| Temperature Coefficient of Pmax | -0.30 %/°C |
| Temperature Coefficient of Voc | -0.25 %/°C |
| Temperature Coefficient of Isc | +0.045 %/°C |
| Cell Type and Size | 182 × 91 mm monocrystalline N-type cells |
| Number of Cells | 144 half-cut cells (6 × 24 layout) |
| Module Dimensions (H × W × D) | 2279 × 1134 × 30 mm |
| Module Weight | 32.6 kg |
| Front Glass | 3.2 mm low iron tempered glass with high transmittance |
| Junction Box Protection Rating | IP68 rated junction box |
| Cable Length | 250 mm standard, customizable lengths available |
| Total Degradation Rate | Approx. 0.42% per year over 30 years |
Certifications: Independently tested to international standards, including IEC 61215, IEC 61730 and CE for safety and reliability.
Inverter Compatibility: Suitable for most modern 1500V string and central inverters when designed within voltage and current limits.
Environmental: Designed for -40°C to +85°C operation, with resistance to wind, snow, dust and moisture through IP68 protection.
Warranty: 12 year product materials and workmanship warranty, plus 30 year linear power warranty with output not less than 94.6% at 12 years and 87.4% at 30 years.
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