Buyer's Guide 2024

ET Solar ET-P660H280WW

Solar Panel Spec Datasheet

EnergyPal ET Solar  Solar Panels 280-290W Poly ET-P660H280WW
Model
ET-P660H280WW
Series
ET-P660H280WW
Manufacturer
ET Solar
Rated Power
280 Wp
Materials Warranty
25 Years

The ET-P660H280WW solar panels are compatible with various solar energy systems, including grid-tied and off-grid setups. Homeowners can also pair these panels with energy storage solutions, such as batteries, to store excess energy for use during peak hours or in case of power outages.

ET Solar Solar Panel Spec Datasheet ET-P660H280WW

Download Datasheet

Solar Panel Performance

The ET-P660H280WW solar panels have a rated output of 280 Wp and an impressive efficiency of 17.11 %, making them an excellent choice for homeowners looking to harness the power of the sun and reduce their energy costs.

With a maximum system voltage of and a temperature coefficient of -0.41 %/°C, these solar panels can perform optimally even in challenging weather conditions.

Rated Power
280 Wp
Efficiency
17.11 %
Voltage at Maximum Power VMPP
31.68 V
Current at Maximum Power IMPP
8.84 A
Open Circuit Voltage VOC
39.16 V
Short Circuit Current ISC
9.47 A
Power Tolerance Positive
+ 3 %

Solar Panels Warranty Terms

Materials Warranty
25 Years

Solar Panels Thermal Ranges

The thermal performance of the ET-P660H280WW solar panels from ET Solar ensures their reliability and efficiency across varying temperature conditions. These panels are designed to operate optimally within a wide operating temperature range of -40~85 °C. Additionally, the temperature coefficients of the panels, such as the Temperature Coefficient of Pmax (-0.41 %/°C), Voc (-0.34 %/°C), and Isc (0.04 %/°C), play a vital role in determining the panel performance under changing environmental conditions. The carefully engineered thermal attributes of these solar panels contribute to their long-lasting performance and make them an ideal choice for regions with diverse climate patterns

Operating Temperature Range
-40~85 °C
Temperature Coefficient of Pmax
-0.41 %/°C
Temperature Coefficient of Voc
-0.34 %/°C
Temperature Coefficient of Isc
0.04 %/°C

Buy ET Solar ET-P660H280WW Solar Panels

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Solar Panel Attributes

Weight
18.6 kg
Cell Type
Polycrystalline
Cell Size
156.75×156.75 mm
Cell Count
60
Glass Type
Anti-reflection Coating
Glass Thickness
3.2 mm
Frame Type
Aluminium Alloy
Junction Box Protection Class
IP 67
Connector Type
MC4
Cable Crossection
4 mm2
Cable Length
90 mm

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