450W MBB Half Cell Solar Panel Mono PV Panels For Solar System Energy Storage

Brand Name:SUNPOK
Certification:CE TUV Rohs
Model Number:NES144-6-450M
Minimum Order Quantity:10 Pcs
Delivery Time:5-10 Days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Guangzhou China
Address: Room 322, No. 13 Guangshan 2nd Road, Tianhe District, Guangzhou City
Supplier`s last login times: within 17 hours
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450W MBB Half Cell Mono PV Panels For Solar System Energy Storage

Differences Between Mono PV Panels and Poly PV Panels:


1. Different conversion efficiency


At present, the photoelectric conversion efficiency of monocrystalline silicon solar cells is about 17%, and the highest is 24%, which is the highest photoelectric conversion efficiency of all kinds of solar cells. The production process of polycrystalline silicon solar cells is similar to that of monocrystalline silicon solar cells, but the photoelectric conversion efficiency of polycrystalline silicon solar cells needs to be reduced a lot, and photoelectric conversion efficiency is about 15%.


2. Different manufacturing costs


The production cost of monocrystalline silicon is so high that it can not be widely used. In terms of production cost, it is cheaper than monocrystalline silicon solar cells. The materials are easy to manufacture, saving power consumption, and the total production cost is low, so it has been developed in large numbers.


3. Different service life


The service life of polycrystalline silicon solar cells is also shorter than that of monocrystalline silicon solar cells. Monocrystalline silicon is generally packaged with tempered glass and waterproof resin, so it is sturdy and durable, with a service life of 15 years in general and 25 years at most. In terms of performance price ratio, monocrystalline silicon solar cells are slightly better.


Main Parameters of Sunpok Mono PV Panels


Electrical Characteristics
ModelNES144-6-440MNES144-6-445MNES144-6-450M
Maximum Power(Pmax)440W445W450W
Optimum Operating Voltage(Vmp)40.50V40.80V41.00V
Optimum Operating Current(Imp)10.86A10.92A10.98A
Open Circuit Voltage(Voc)49.00V49.20V49.50V
Short Circuit Current(Isc)11.30A11.36A11.42A
Module Efficiency20.24%20.47%20.70%
Operating Module Temperature-40 ℃ to +85 ℃
Maximum System Voltage1500V DC (IEC)
Power Tolerance0~+5W
STCirradiance 1000 W/m2, module temperature 25oC, AM=1.5; Best in Class AAA solar simulator (IEC 60904-9) used
Mechanical Characteristics
Solar Cell166mm 9BB Monocrystalline silicon cells
No. of Cells144(6x12x2)
Dimensions2094x1038x35mm;2108x1048x35mm
Weight24.5kg
Front Glass3.2mm(0.13 inches) tempered glass
FrameAnodized aluminum alloy
Junction BoxIp67 rated
Output Cables4.0 mm 2 (0.006 inches 2 ), 300mm/Customized
ConnectorsMC4 connectors
Temperature Characteristics
NOCT45±2 ℃
Temperature Coefficient of Pmax-0.380%/ ℃
Temperature Coefficient of Voc-0.300%/ ℃
Temperature Coefficient of Isc0.060%/ ℃
Packing Configuration(35mm)
Per Pallet30Pieces
Per Container (20' GP)282Pieces
Per Container (40' HQ)704Pieces

Sunpok Mono PV Panels Production Plant and Packaging


FAQ

Question 1: What is the lead time?
Answer 1: We can deliver within 3-15 days.

Question 2: What is the warranty period, and how many years?
Answer 2: The warranty period for mono PV panels is 10-25 years.

Question 3: How is your technical support?
Answer 3: We provide lifetime online support through Whatsapp/ Skype/ Wechat/ Email. Any problem after delivery, we will offer you a video call anytime, our engineer will also go to overseas help our customers if necessary.

Question 4: How to become your agent?
Answer 4: Contact us through the website, email, or phone, and we can talk about details to confirm.

Question 5: Is the sample available and free?
Answer 5: Sample will be charged a cost, but the cost will be refunded after the bulk order.

Question 6: Do you support OEM/ODM?
Answer 6: Of course, we can do customized services for our partners.

If you have other questions, please add the contact information of our sales manager to understand, thank you!

China 450W MBB Half Cell Solar Panel Mono PV Panels For Solar System Energy Storage supplier

450W MBB Half Cell Solar Panel Mono PV Panels For Solar System Energy Storage

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