LEFENG Weatherproof High-efficiency Wholesale Grade A 144 Half-Cell Monocrystalline Silicon Photovoltaic Module TUV Certificated 440~460W 166mm Solar Panel PV Module

Short Description:

The solar panel’s high conversion efficiency is achieved through the use of advanced technology that effectively converts solar energy into electricity. Additionally, the panel is designed to be waterproof and durable, thanks to its EVA Film and Tempered Glass cover that provides excellent resistance to harsh weather conditions, heavy cold, and heat. The panel is made from high-quality A-grade solar cells, with a surface made of high transmittance tempered solar glass with weatherproof coating. The corrosion-resistant aluminum frame with pre-drilled mounting holes ensures extended outdoor use. The panel also comes with an IP68 junction box, with a 30cm long 4mm² double insulated solar cable for easy installation.


Product Detail

Product Tags

Product Detail

— Product introduction:

The incorporation of half-cell technology in the solar module allows for higher power output and cost-effectiveness in system design. This technology mitigates risks such as hot spots, shading loss, and internal resistance, ensuring optimal performance. The solar panel boasts high energy conversion efficiency, efficiently absorbing solar radiation and converting it into electrical energy. This translates to energy savings and environmental protection, increasing power yield generation and reducing carbon emissions, ultimately maximizing customer value. The photovoltaic module is meticulously crafted with high-quality workmanship and reliability, featuring contact solar cells and an anodized aluminum double frame that offers scratch-resistant durability. The crystalline cells are embedded in a 3.2 mm thick, low iron oxide crystalline glass with a high-strength double layer film for superior strength. The solar panel is versatile, catering to on-grid or off-grid needs in ecological houses, cottages, caravans, motorhomes, boats, and other settings requiring a self-sufficient and mobile power supply. Furthermore, the solar panel comes with a 12-year PV module product warranty and a 30-year linear warranty, providing long-term peace of mind.

Electrical Parameters

Performance at STC (STC: 1000W/m2 Irradiation,25°C Module Temperature and and AM 1.5g Spectrum)

Maximum Power(W)

440

445

450

455

460

Optimum Power Voltage(Vmp)

41.08

41.28

41.47

41.70

41.91

Optimum Operating Current(Imp)

10.71

10.78

10.85

10.91

10.98

Open Circuit Voltage(Voc)

49.05

49.28

49.51

49.75

49.99

Short Circuit Current(Isc)

11.41

11.48

11.56

11.62

11.69

Module Efficiency (%)

20.2

20.5

20.7

20.9

21.2

Tolerance Wattage(W)

0~+5

NMOT

43°C +/-3°C

Maximum System Voltage(VDC)

1500

Electrical Data (NOCT: 800W/m2 Irradiation,20°C Ambient Temperature and and Wind Speed 1m/s)

Maximum Power(W)

338.02

341.86

345.70

349.54

353.38

Optimum Power Voltage(Vmp)

37.45

37.63

37.81

37.99

38.19

Optimum Operating Current(Imp)

9.03

9.09

9.14

9.20

9.25

Open Circuit Voltage(Voc)

45.29

45.50

45.73

45.96

46.19

Short Circuit Current(Isc)

9.71

9.77

9.83

9.89

9.94

Components & Mechanical Data

Solar Cell 166*83 Mono
Number of Cell(pcs) 6*12*2
Size of Module(mm) 2094*1038*35
Front Glass Thikness(mm) 3.2
Surface Maximum Load Capacity 5400Pa
Allowable Hail Load 23m/s ,7.53g
Weight Per Piece(KG) 24.0
Junction Box Type Protection class IP68,3 diodes
Cable & Connector Type 300mm/4mm2;MC4 Compatible
Frame(Material Corners,etc.) 35#
Temperature Range -40°C to +85°C
Series Fuse Rating 20A
Standard Test Conditions AM1.5  1000W/m2  25°C

Temperature Coefficients

Temperature Coefficients of Isc(%)℃

+0.046

Temperature Coefficients of Voc(%)℃

-0.276

Temperature Coefficients of Pm(%)℃

-0.381

Packing

Module per Pallet 31PCS
Module per Container(20GP) 155pcs
Module per Container(40HQ) 682pcs

Engineering Drawings

de1
p-d-2
p-d-5
p-d-6

About Us

Ningbo Lefeng New Energy Co., Ltd. has established itself as a prominent player in the photovoltaic industry since its inception in 2005. The company operates on 83000 square meters of land and has an annual production capacity of 2GW. Our main focus is on producing and selling photovoltaic modules and cells, as well as developing, constructing, and maintaining photovoltaic power plants. Additionally, we currently possess more than 200MW of self-owned power stations, reflecting our dedication to promoting renewable energy and building a more environmentally friendly and sustainable future.
Ningbo Lefeng New Energy Co., Ltd. is a leading manufacturer in the photovoltaic industry, committed to promoting renewable energy and creating a greener and more sustainable future for all. With our cutting-edge technology and advanced equipment, commitment to quality and service, and dedication to innovation and development, we are well positioned to meet the ever-changing needs of the market.


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