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AXIbipremium XQ HC MT 650-670

AXIbipremium XQ HC MT 650-670

AXITEC Energy GmbH & Co. KG
Type: Bifacial
Power Range: Wp
Region: Germany Germany
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Product is no longer manufactured.


The 144-cell XXL solar modules are the best choice for ground-mounted systems where high performance counts.

● 15 years manufacturer‘s warranty

● Highest module performance through Half-Cut-Technology and tested materials

● Guaranteed positive power tolerance from 0-5 Wp

● 100% EL testing

● Special frame design with high stability

Product Characteristics

Model No.
AC-650MBT/132V AC-655MBT/132V AC-660MBT/132V AC-665MBT/132V AC-670MBT/132V
Product Warranty 15 Years
Power Warranty 15 Years of 90% Output Power, 25 Years of 85% Output Power
Electrical Data at STC  
Maximum Power (Pmax)
650 Wp 655 Wp 660 Wp 665 Wp 670 Wp
Voltage at Maximum Power (Vmpp)
37.4 V 37.6 V 37.8 V 38 V 38.2 V
Current at Maximum Power (Impp)
17.38 A 17.43 A 17.47 A 17.5 A 17.55 A
Open Circuit Voltage (Voc)
45.2 V 45.4 V 45.6 V 45.8 V 46.1 V
Short Circuit Current (Isc)
18.45 A 18.5 A 18.55 A 18.6 A 18.62 A
Panel Efficiency
20.93 % 21.1 % 21.26 % 21.41 % 21.58 %
Power Tolerance (Positive)
+ 0.5 % + 0.5 % + 0.5 % + 0.5 % + 0.5 %
  Standard Test Conditions (STC): air mass AM 1.5, irradiance 1000W/m2, cell temperature 25°C
Electrical Data at NOCT  
Temperature 45±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 -0.34 %/°C
Temperature Coefficient of Voc -0.28 %/°C
Temperature Coefficient of Isc 0.045 %/°C
Maximum Ratings  
Maximum System Voltage 1500 V
Material Data  
Panel Dimension (H/W/D) 2384x1303x35 mm
Weight 34 kg
Cell Type Bifacial
Cell Number 132
Glass Type Tempered
Glass Thickness 3.2 mm
Frame Type Aluminium
Junction Box Protection Class IP 68
Cable Crossection 4 mm2
Cable Length 1300 mm
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For years AXITEC has been one of the most established global brands of solar modules. The engineering at the headquarters in Germany supports the global production capacities of 800 MWp. The core competence comprises the complete process chain for solar modules and energy storages from development and manufacturing through quality assurance to sales and service.


Thanks to years of close partnerships with several manufacturers of wafers and cells, AXITEC is in the prime position to always use the latest technology in the production of solar modules. It is no surprise then that AXITEC is one of the leading companies as far as technology and cost are concerned.


The AXITEC production facilities are in Asia and Europe. Only manufacturers, complying to the AXITEC guidelines are approved and certified, that use automated equipment for the transport of cells and modules, as well as perform electroluminescence tests during the manufacturing process.


Years of experience in development, production and distribution of solar modules enable AXITEC to provide above-average guarantees. Whether positive tolerances, 15 years guarantee or linear performance guarantee, the customer always receives an added value of quality and performance.

Main Products

Worldwide Projects


AXITEC Energy GmbH & Co. KG

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Otto-Lilienthal-Str. 5, 71034, Böblingen
Product is no longer manufactured.


Production (MW)/: MWp
Power Range(Wp): 400-660
Company Description

For years, AXITEC Energy, headquartered in Germany, has stood out as a top-quality global manufacturer of solar modules. AXITEC sells directly through its branches in the USA, Brazil, Turkey, India, and Australia, as well as through distributors worldwide.

Additional Offices

United States
+1 856-393-7800
AXITEC LLC, 510 Pedricktown Road Suite A, Logan Township, New Jersey 08085
+55 (0)71-99295-2723
AXITEC Do Brasil Ltda.Infinity Empresarial, Sala 212, Rua Leonardo Rodrigues Da Silva, 248, 42701-420 Lauro De Freitas, Bahia
+91 (0)11 43018172
AXITEC Energy India Pvt. Ltd., S-11, Star City Mall, Mayur Vihar, Ph-1, New Delhi 110091
+90 216 688 16 58
AXİTEC GÜNEŞ ENERJİSİ SANAYİ VE TİCARET LİMİTED ŞİRKETİ, Uphill Tower‘s B Blok Kat:20 Daire 119 Barbaros Mah. Ak Zambak Sokak., 34758 Ataşehir/İstanbul
+61 (0)408 809 827
AXITEC Energy Australia Pty Ltd, 213 Greenhill Road, Eastwood SA 5063
+84 901467577
AXITEC Energy Ltd. & Co., G0.3, Floor G, Hong Ha, Ward 2, Tan Binh District, Ho Chi Minh City, Vietnam


We used these european panels in many installations. So far, we didnt have any issue with them.

-- Ardelect


For years, AXITEC has stood out as one of the most established global brands of solar modules. Our core competence encompasses the entire process chain, from development and manufacturing to quality assurance, sales, and service.


AXITEC guarantees, for 15 years, that solar modules from our AC series are free from material and workmanship deficiencies. This assurance is grounded in the use of high-quality materials and rigorous quality checks during and after production. AXITEC customers have long trusted our commitment to high-quality standards, translating to superior performance. Our global quality system ensures consistent performance, providing our customers with enhanced output, even on an annual basis.


High quality ensures superior performance. Our global quality system guarantees enhanced performance to our customers, even on an annual basis. As a customer, you can be confident that your solar system's yield is safeguarded for 25 years. After the first year, AXITEC assures a performance of 97% of the original nominal capacity, with a subsequent maximum output reduction of 0.5% per year. Consequently, at the end of the 25 years, you, as a customer, have a performance guarantee of at least 85% of the original nominal capacity.

Main Products

High-performance power modules with new N-type TOPCon cell technology

Worldwide Projects

AXITEC solar modules are installed worldwide in various applications, including gable roofs, flat roofs, pitched roofs, and ground-mounted systems. Installers and plant operators have trusted the proven performance of AXITEC solar modules for years.

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