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Spirit Series NKM-144M10 535-555

Nuuko Power Co., Ltd.
From €0.222 / Wp
Type: Monocrystalline
Power Range: 535 ~ 555 Wp
Region: China China
Note: Your Enquiry will be sent directly to Nuuko Power Co., Ltd..


Created to deliver lasting efficiency and durable performance for various solar projects - high efficiency of up to 21.5% and output power from 535W to 555W

Equipped with 144 mono half-cut cells

Nuuko's current sorting process further increases system power output by reducing the current mismatch

Long-term performance warranty


Product Characteristics

Model No.
NKM535-144M10 NKM540-144M10 NKM545-144M10 NKM550-144M10 NKM555-144M10
Product Warranty 12 Years
Power Warranty 25 Years of 84.8% Output Power
Electrical Data at STC  
Maximum Power (Pmax)
535 Wp 540 Wp 545 Wp 550 Wp 555 Wp
Voltage at Maximum Power (Vmpp)
41.8 V 41.9 V 42 V 42.1 V 42.2 V
Current at Maximum Power (Impp)
12.8 A 12.89 A 12.98 A 13.07 A 13.16 A
Open Circuit Voltage (Voc)
49.6 V 49.7 V 49.8 V 49.9 V 50 V
Short Circuit Current (Isc)
13.53 A 13.62 A 13.71 A 13.8 A 13.89 A
Panel Efficiency
20.7 % 20.9 % 21.1 % 21.3 % 21.5 %
Power Tolerance (Positive)
+ 1 % + 1 % + 1 % + 1 % + 1 %
  Standard Test Conditions (STC): air mass AM 1.5, irradiance 1000W/m2, cell temperature 25°C
Electrical Data at NOCT  
Maximum Power (Pmax)
398 Wp 402 Wp 405 Wp 409 Wp 413 Wp
Voltage at Maximum Power (Vmpp)
38.9 V 39 V 39.1 V 39.2 V 39.3 V
Current at Maximum Power (Impp)
10.23 A 10.3 A 10.37 A 10.44 A 10.51 A
Open Circuit Voltage (Voc)
46.4 V 46.5 V 46.6 V 46.7 V 46.8 V
Short Circuit Current (Isc)
10.91 A 10.98 A 11.05 A 11.12 A 11.19 A
Temperature 43±2 °C
  Nominal Operating Cell Temperature (NOCT): 800W/m2, AM 1.5, windspeed 1m/s,ambient temperature 20°C
Thermal Ratings  
Operating Temperature Range -40~+85 °C
Temperature Coefficient of Pmax -0.36 %/°C
Temperature Coefficient of Voc -0.26 %/°C
Temperature Coefficient of Isc 0.043 %/°C
Maximum Ratings  
Maximum System Voltage 1500 V
Series Fuse Rating 20 A
Material Data  
Panel Dimension (H/W/D) 2279x1134x35 mm
Weight 29 kg
Cell Type Monocrystalline
Cell Size 182x182 mm
Cell Number 144
Glass Type Anti-reflection Coating, Tempered
Glass Thickness 3.2 mm
Frame Type Anodized Aluminium Alloy
Junction Box Diodes 3
Junction Box Protection Class IP 68
Connector Type MC4
Cable Crossection 4 mm2
Cable Length 1200 mm
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Product Details

Our Company


Nuuko Power Co., Ltd.

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No.3 Chuangxin Technology Park, Xinzhan District, Hefei, Anhui, 230012
No. Staff: 300
Note: Your Enquiry will be sent directly to Nuuko Power Co., Ltd..


Production (MW)/: MWp
Monocrystalline, Polycrystalline
Power Range(Wp): 350-670

Useful Contacts

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Aber Global Sales Director
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Vincent Sales Manager
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Alice Sales manager
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Michael Sales manager
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Amy Sales manager
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Camellia Sales manager
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Anny Sales manager
Company Description

NUUKO POWER has nearly 10 years of experience in the photovoltaic industry ,it has an automated production workshop. Up to now, it has provided solar modules, system solutions and customized services for more than 40 countries around the world. NUUKO has created a "closed-loop" development model of solar module R&D and production, and distribution cooperation. Its business also covers power station development and investment, solar system integration and sales, etc. Products have been approved by international certification like TUV,CE,CEC,INMETRO,RETIE etc.and domestic certification like CQC,ISO9001,ISO14001,OHSAS18001,etc. With patents for inventions and utility models, it is a national science and technology enterprise.Committed to becoming the world's leading new energy company, creating a sustainable future through clean solar energy.

Product Videos

Company Updates

24 Nov 2022

We are happy that after half year of waiting,our solar panels passed all test and officially obtained CB certificate.This is another great demonstration of the quality of our NUUKO solar panel being recognized

12 Jul 2022

Produce clean energy under clear skies.NUUKO is committed to providing customers with the best quality power generation experience on the basis of protecting the environment.

Additional Offices

Hong Kong
Room 2105, Trend Centre, 29-31 Cheung Lee Street, Chai Wan, Hong Kong.

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