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LNE Solar’s 590W TOPCon half-cut monocrystalline solar panel is a high-performance, utility-grade PV module engineered for large-scale commercial, industrial, and utility solar projects. Built on cutting-edge N-type tunnel oxide passivated contact (TOPCon) technology and optimized 144 half-cut cell architecture, this module delivers a market-leading conversion efficiency of up to 22.6%, ultra-low power degradation, and exceptional energy yield across diverse operating conditions.
Designed to address the core needs of solar EPC contractors, wholesale distributors, project developers, and independent power producers (IPPs), this 590W module drives down balance of system (BOS) costs, maximizes project internal rate of return (IRR), and ensures bankable, long-term energy output over the full asset lifecycle.
Our proprietary TOPCon cell structure minimizes electron recombination loss and boosts current collection capability, unlocking a maximum module efficiency of 22.6% and a rated power output of 590W. The high power density of this module reduces the total number of panels, racking, and labor required for installations, cutting BOS costs by 8-12% for utility and commercial projects. It also maximizes energy generation in space-constrained sites, such as high-density commercial rooftops and compact ground-mount arrays.
The 144 half-cut monocrystalline cell configuration lowers series resistance, reduces hot spot risk, and delivers superior partial shade tolerance compared to full-cell modules. This design minimizes power loss in complex installation environments with obstructions (such as rooftop HVAC units or uneven terrain), ensuring stable energy generation throughout the day. The half-cut architecture also improves mechanical durability, reducing the risk of microcracks during transportation and installation.
This N-type TOPCon module features an industry-leading initial light-induced degradation (LID) of less than 1%, with an annual linear degradation rate of ≤0.4%. It delivers exceptional resistance to potential induced degradation (PID), even in high-humidity, high-temperature environments. This stable performance guarantees ≥87.4% of the original power output at the 25th year of operation, aligning with long-term project financial models and enhancing investor confidence.
Engineered for global deployment, the module features a heavy-duty anodized aluminum frame, 3.2mm high-strength tempered glass, and an IP68 waterproof junction box. It has passed rigorous mechanical load tests, withstanding up to 5400 Pa of snow load and 2400 Pa of wind load. It also offers superior anti-salt spray and anti-ammonia corrosion performance, making it suitable for harsh environments including coastal regions, deserts, and agricultural industrial sites.
The module boasts an optimized temperature coefficient of Pmax at -0.34%/°C, maintaining stable power output even in extreme high-temperature conditions. It also delivers exceptional performance in low-light environments, such as dawn, dusk, and overcast days, increasing overall annual energy production (AEP) for projects in regions with variable weather.
Parameter | Specification |
Electrical Specifications (STC: 1000W/m², 25°C, AM1.5) | |
Maximum Power (Pmax) | 590W |
Module Conversion Efficiency | Up to 22.6% |
Open Circuit Voltage (Voc) | 41.8V |
Short Circuit Current (Isc) | 18.12A |
Maximum Power Voltage (Vmp) | 35.1V |
Maximum Power Current (Imp) | 16.81A |
Electrical Specifications (NOCT: 800W/m², 20°C, AM1.5) | |
Nominal Maximum Power | 440W |
Temperature Coefficient of Pmax | -0.34%/°C |
Temperature Coefficient of Voc | -0.23%/°C |
Temperature Coefficient of Isc | +0.05%/°C |
Mechanical Specifications | |
Cell Type | 144 Half-Cut N-Type Monocrystalline Silicon |
Module Dimensions | 2278mm × 1134mm × 35mm |
Weight | 28.5kg |
Front Cover | 3.2mm Anti-Reflective Tempered Glass |
Back Sheet | Weather-Resistant PV Composite Film |
Frame | Anodized Aluminum Alloy |
Junction Box | IP68 Rated, 3 Bypass Diodes |
Cable | 4mm² PV Cable (Custom Length Available) |
Connector | MC4-Compatible (Custom Options Available) |
Operating Parameters | |
Operating Temperature Range | -40°C to +85°C |
Maximum System Voltage | 1500V DC |
Maximum Series Fuse Rating | 20A |
Utility-scale solar farms and large ground-mount solar projects
Commercial and industrial (C&I) rooftop solar installations
Distributed generation solar projects
Off-grid and hybrid solar power systems for remote industrial sites, mining operations, and rural electrification
Solar EPC and system integration projects
All LNE Solar 590W TOPCon modules undergo 100% EL inspection and performance testing before delivery, with full compliance with international and regional standards:
IEC 61215 & IEC 61730 (TÜV Rheinland Certified)
CE Marking
UL 61730 Certification
MCS Certification
Anti-PID, Anti-Salt Spray, and Anti-Ammonia Corrosion Certifications
15-year product material warranty against manufacturing defects
25-year linear power output warranty, guaranteeing ≥87.4% power retention at the 25th year
Global after-sales technical support and fast claim processing for partners worldwide
Our 590W N-type TOPCon half-cut solar panel achieves a maximum conversion efficiency of up to 22.6% under standard test conditions (STC), delivering industry-leading power density to maximize energy yield and reduce balance of system (BOS) costs for large-scale solar projects.
All our 590W TOPCon solar panels are fully certified to meet global and regional market standards, including TÜV Rheinland IEC 61215 & IEC 61730, CE Marking, UL 61730, and MCS certification. We also provide anti-PID, anti-salt spray, and anti-ammonia corrosion certifications to ensure compliance for projects in harsh operating environments.
We provide a comprehensive warranty package tailored for project needs: a 15-year product material warranty against manufacturing defects, and a 25-year linear power output warranty that guarantees a minimum of 87.4% power retention at the 25th year of operation. We also offer global after-sales technical support and fast claim processing for our partners worldwide.
Contact our sales team today for a free custom quote, full product datasheet, or technical consultation for your upcoming solar projects.
