Halkirk Solar
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| Module Type | STM-565W/144-S5 | STM-570W/144-S5 | STM-575W/144-S5 | STM-580W/144-S5 | STM-585W/144-S5 | |||||
| Testing Condition | STC | NOCT | STC | NOCT | STC | NOCT | STC | NOCT | STC | NOCT |
| Maximum Power (Pmax/W) | 565 | 425 | 570 | 429 | 575 | 433 | 580 | 436 | 585 | 440 |
| Open Circuit Voltage (Voc/V) | 50.60 | 48.05 | 50.74 | 48.15 | 50.88 | 48.29 | 51.02 | 48.42 | 51.16 | 48.55 |
| Short Circuit Current (Isc/A) | 14.23 | 11.51 | 14.31 | 11.55 | 14.39 | 11.62 | 14.47 | 11.68 | 14.55 | 11.74 |
| Voltage at Maximum Power (Vmp/V) | 41.92 | 39.46 | 42.07 | 39.59 | 42.44 | 39.68 | 42.37 | 39.75 | 42.52 | 39.87 |
| Current at Maximum Power (Imp/A) | 13.48 | 10.76 | 13.55 | 10.85 | 13.62 | 10.92 | 13.69 | 10.98 | 13.76 | 11.04 |
| Module Efficiency (%) | 21.87 | 22.06 | 22.25 | 22.44 | 22.64 | |||||
| Nominal Operating Cell Temp. (NOCT) | 45±2ºC | |||||||||
| Temperature Coefficient of Isc | +0.045%/ºC | |||||||||
| Temperature Coefficient of Voc | -0.275%/ºC | |||||||||
| Temperature Coefficient of Pmax | -0.350%/ºC | |||||||||
Founded in 2013, our partner production facility is a national high-tech enterprise integrating advanced technology and innovative capabilities. We specialize in the R&D, production, and sales of photovoltaic products, providing solutions and services for photovoltaic power stations and systems.
The facility features a strong R&D team and has established comprehensive cooperation relationships with leading scientific institutions and universities, collaborating with many industry-leading enterprises. This innovative approach has resulted in numerous patented technologies, earning a significant position in the industry.
The state-of-the-art photovoltaic production line ensures high-quality products, featuring a production capacity of 3GW, with a product lineup including PERC, TOPCon, and other high-efficiency photovoltaic modules. Products have passed multiple international certifications including TUV, CE, CGC, BIS, INMETRO, and others, exporting to more than 100 countries and regions.
Dedicated to continuous innovation and improvement, we strive to deliver premium green energy products and services contributing to the global green energy transition.
