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TSEC TS66-CMH-540 H1 540W TOPCon Monocrystalline Solar Panel
Model TS66-CMH-540 H1 | N-Type TOPCon | 132 Monocrystalline Cells | Monofacial | 1500V System Voltage
Product Overview
The TSEC TS66-CMH-540 H1 540W TOPCon monocrystalline solar panel delivers high efficiency and long-term reliability for demanding projects. This advanced module uses N-Type TOPCon cell technology to achieve strong output in real-world conditions. With a power rating of 540W and panel efficiency up to 22.8%, it allows more energy generation from limited roof or ground space. A robust 12-year product warranty is paired with a 30-year linear power warranty, supporting long investment horizons. Degradation is limited, with 91.4% power guaranteed at 20 years and 87.4% at 30 years. Engineered for harsh outdoor environments, the module operates from -40°C to +85°C and carries an IP68 junction box rating. Its 1500V system voltage design suits large commercial, industrial, and utility-scale systems. Made in Taiwan by TSEC Corporation, this module combines premium build quality with advanced solar cell technology for bankable performance.
Key Benefits
High power density: A 540W output and up to 22.8% efficiency allow more energy from the same footprint, ideal where space is valuable.
Advanced TOPCon technology: N-Type TOPCon cells improve temperature behavior and low light response, helping deliver stable daily energy yield.
Extended performance warranties: A 12-year product warranty and 30-year linear power warranty support long-term project bankability and financial planning.
Reliable in harsh climates: The wide operating temperature range and IP68 junction box enable dependable operation in challenging environmental conditions.
Compatible with modern systems: A 1500V system rating, 25A series fuse value, and standard connectors support integration with many string inverters and mounting layouts.
How It Works
This TSEC TOPCon monocrystalline solar panel converts sunlight into clean DC electricity using high-efficiency N-Type solar cells. The 132-cell layout is designed to balance voltage and current, maximizing usable power under standard test conditions. When sunlight hits the 182mm monocrystalline TOPCon cells, photons are absorbed and free electrons are generated. These electrons move through the cell structure, creating direct current that flows through the internal wiring and junction box. The module then feeds this DC power to an external inverter, which converts it to AC electricity for on-site use or grid export. Optimized temperature coefficients help preserve output on hot days, while strong low light response supports energy production during mornings, evenings, and overcast weather. Over its lifetime, carefully controlled degradation ensures a predictable power curve and supports accurate yield forecasting.
N-Type TOPCon cell structure: N-Type TOPCon cells reduce recombination losses inside the silicon, which helps more of the captured light become electrical energy. Their design typically delivers better efficiency and improved resistance to light-induced degradation compared with conventional P-type cells.
Optimized electrical parameters: At 540W, the module operates with a Vmpp of about 40.64V and Impp around 13.29A under STC. This balance of voltage and current enables flexible string design, supports longer strings in 1500V systems, and assists in reducing overall system BOS costs.
Thermal and environmental resilience: The module’s temperature coefficients limit performance losses as cell temperature rises during operation. An operating range from -40°C to +85°C, combined with IP68 junction box protection, keeps critical components shielded from moisture, dust, and other outdoor stresses.
Technical Specifications
| Manufacturer / Brand | TSEC Corporation |
| Model Number | TS66-CMH-540 H1 |
| Cell Type and Technology | Monocrystalline N-Type TOPCon solar cells, 182mm |
| Cell Count per Module | 132 monocrystalline cells |
| Power Range for Series | 525W to 555W module series (TS66-CMH-525 to 555 H1) |
| Maximum Power (Pmax) | 540 Wp at STC |
| Module Efficiency | Up to 22.8% module efficiency |
| Power Tolerance | -3% to +3% power tolerance at STC |
| Voltage at Maximum Power (Vmpp) | 40.64 V |
| Current at Maximum Power (Impp) | 13.29 A |
| Open Circuit Voltage (Voc) | 47.35 V |
| Short Circuit Current (Isc) | 14.01 A |
| Nominal Operating Cell Temperature (NOCT) | 45 ± 2 °C |
| Operating Temperature Range | -40 °C to +85 °C |
| Temperature Coefficient of Pmax | -0.29 % / °C |
| Temperature Coefficient of Voc | -0.25 % / °C |
| Temperature Coefficient of Isc | +0.045 % / °C |
| Maximum System Voltage | 1500 V DC (IEC) |
| Series Fuse Rating | 25 A |
| Front Glass | PV coated glass with low WVTR encapsulation |
| Backsheet and Frame | Durable backsheet with anti-salt mist frame, black frame finish |
| Junction Box Protection | IP68 junction box with 3 bypass diodes |
| Cable Specification | 1500 mm length, 4 mm² cross-section, EVO-2 compatible connectors |
| Module Dimensions (H x W x D) | 2093 x 1134 x 35 mm |
| Weight | 25.5 kg |
| Maximum Mechanical Load | Up to 5400 Pa (as per datasheet series information) |
| Country of Manufacture | Made in Taiwan |
Certifications & Compliance
Certifications: IEC 61215:2021, IEC 61730-1:2021, IEC 61730-2:2021, UL 61730, ISO 9001:2015, ISO 14001:2015, ISO 45001:2018 (certification in progress for some standards as per manufacturer).
Inverter Compatibility: Designed for modern 1500V string and central inverter systems; use with compatible MPPT voltage ranges as recommended by your system designer.
Environmental: Anti-salt mist frame construction and IP68 junction box support use in coastal and high-humidity environments when installed to TSEC guidelines.
Warranty: 12-year materials and workmanship warranty plus 30-year linear power warranty, guaranteeing approximately 91.4% output at 20 years and 87.4% at 30 years under standard conditions.
Documentation
Product Datasheet (PDF)● Available | Contact us for lead time and pricing
| SKU | PES-SPS-SOL-20459 |
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| Manufacturer | PES Supply |
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