China Longi Double Glass Bifical Solar Panel 445W 450W for Solar System, Find details about China Solar Panel, Solar Module from Longi Double Glass Bifical Solar Panel 445W 450W for Solar System
Front side performance equivalent to conventional low LID mono PERC:
-High module conversion efficiency (up to 20.9%).
-Better energy yield with excellent low irradiance performance and temperature coefficient.
-First year power degradation<2%.
-Bifacial technology enables additional energy harvesting from rear side(up to 25%).
-Glass/glass lamination ensures 30 year product lifetime ,with annual power degradation <0.45%.
-1500v compatible to reduce BOS cost.
-Solid PID resistance ensures by solar cell process optimization and careful module BOM selection .
-Reduced resistive loss with lower operating temperature.
-Higher energy yield with lower operating temperature.
-Reduced hot spot risk with optimized electrical design and lower operating current.
Model Number | LR4-72HPH-440M | LR4-72HPH-445M | LR4-72HPH-450M | LR4-72HPH-455M | ||||
Testing Condition | STC | NOCT | STC | NOCT | STC | NOCT | STC | NOCT |
Maximum Power (Pmax/W) | 440 | 326.0 | 445 | 329.7 | 450 | 333.4 | 455 | 337.1 |
Open Circuit Voltage (Voc/V) | 48.9 | 45.6 | 49.1 | 45.8 | 49.3 | 46.0 | 49.5 | 46.2 |
Short Circuit Current (Isc/A) | 11.46 | 9.24 | 11.53 | 9.30 | 11.60 | 9.35 | 11.66 | 9.4 |
Voltage at Maximum Power (Vmp/V) | 41.1 | 38.0 | 41.3 | 38.1 | 41.5 | 38.3 | 41.7 | 98.5 |
Current at Maximum Power (Imp/A) | 10.71 | 8.59 | 10.78 | 8.64 | 10.85 | 8.70 | 10.92 | 8.75 |
Module Efficiency(%) | 20.2 | 20.5 | 20.7 | 20.9 | ||||
STC (Standard Testing Conditions): Irradiance 1000W/m², Cell Temperature 25 ºC, Spectra at AM1.5 | ||||||||
NOCT (Nominal Operating Cell Temperature): Irradiance 800W/m², Ambient Temperature20ºC, Spectra at AM1.5, Wind at 1m/S | ||||||||
Test uncertainty for Pmax: ±3% |