Solar Panel Longi Mono Perc 540WP 72HPH | High efficiency photovoltaic module

LONGI LR5-540M-72HPH: Industrial performance and advanced monocrystalline technology

Photovoltaic engineering advances towards modules that not only deliver a high nominal power, but guarantee the stability of production under demanding climates or complex environments. The solar panel Longi of 540WP It has been developed under these industrial standards, consolidating as a first level option to reduce the amortization period of any self-consumption installation connected to network or isolated under CE marking.

Anti-shadow structure of cells and resistance PID

On Tienda Solar We prioritize those able to deal with the imperfections of the daily environment. This model divides its 144 cells into two independent sections (72 + 72). Thanks to this configuration, the internal current is reduced by half in each circuit, significantly decreasing heat losses due to electrical resistance. If a row of photovoltaic plates Receive partial shading caused by trees, chimneys or dirt accumulation at the base, the panel only reduces its performance in the affected half, allowing the other section to work 100% of its capacity.

On the other hand, the purity in the manufacture of Longi wafers ensures total immunity against the PID phenomenon (potential-induced degradation), preventing current leaks when the They are configured in high voltage strings up to 1500V in open circuit.

Gallium doping (Low Lid) and Structural Robustness

The big difference of this panel 540w Faced with conventional market alternatives is your treatment with Gallio doping. This technology neutralizes light-induced degradation (Low Lid), minimizing cell wear during the first year of sun exposure.

Physically, the panel is built to last: It has a 3,2 mm high-transmissive tempered glass front crystal, assembled on an anodized silver aluminum frame. This architecture confers an excellent resistance against hail impacts and mechanical deformations, supporting static snow loads of up to 5400 PA and dynamic wind thrusts of 2400 Pa. Its won connection box Ip68 With 3 bypass diodes prevents hot spots (Hot-Spots) and the formation of micro-cracks in solar cells.

Technical specifications (model LR5-540M-72HPH):

• POWER PICO MAXIMUM (WP): 540 W

• Maximum power tolerance: 0 / +5 w (ensures that you will never receive less power from the one indicated)

• Maximum power voltage (VMPP): 41.80 V

• Maximum power current (ImpP): 12.95

• Voltage in open circuit (VOC): 49.50

• Short circuit current (ISC): 13.52

• Real Efficiency of the Module: 21,1%

• Number of cells: 144 MONOCRISTALINE CELLS ITEMS (72X2)

• Cell technology: P-Type Perc with Gallium doping (Anti-Lid and Anti-PID)

• Maximum system tension: 1500 V (DC)

• Dimensions of the module: 2256 x 1133 x 35 mm

• Net weight of the team: 27.2 kg

• Front glass: Tempered glass of high transparency of 3.2 mm thick

• Material of the frame: High strength anodized aluminum in silver finish

• Connection box (J-BOX): IP68 hermetic protection degree with 3 bypass diodes

• Output wiring: 4 mm² photovoltaic cable with 300 mm length

• Type of connection: Original or totally equivalent MC4 connectors

Frequently Asked Questions (FAQ)

1. What is the difference between this 540W panel and the 550W LONGI model? Although both share the same monocrystalline technology of galley-split cells and doping, differ slightly in their physical dimensions and electrical parameters. The 540W model is slightly more compact (2256 mm versus 2278 mm) and lighter (27.2 kg versus 32.6 kg), which can facilitate its manipulation and assembly on certain types of residential covers or structures where the weight by weight Square meter be a critical factor.

2. How does positive power tolerance influence (0 / + 5W) in my installation? Means that the They are individually verified at the factory to ensure that they render the nominal power stipulated or above it. A 540W panel with this tolerance will deliver between 540W and 545W under standard radiation conditions, guaranteeing that you pay exactly because of the actual performance you are going to obtain.

3. Why is Galio doping from the traditional boron? The Ancient monocrystallines doped with boron suffered an accelerated degradation by coming into contact with oxygen during the first weeks of sun exposure (LID effect). The use of the Gallium completely eliminates this chemical problem, stabilizing production from the first day and guaranteeing an annual loss of minimum linear performance during its 25 years warranty.

4. What type of connectors E inverter Requires this 540W module? It comes equipped with universal MC4 type terminals easily sealed. Due to its voltage parameters (VMPP of 41,80V) and current (ImpP of 12.95A), it is perfectly compatible with the vast majority of inverters central solar and modern market hybrids (as Fronius, Huawei or Kostal) Whenever the input ranges of the String are respected.