Wholesale China Longi Solar Panels 530W 540W 550W Longi Mono Perc Solar Panel Price for Solar Storage System

• Customization: Available
• After-sales Service: Yes
• Warranty: 25years
• Model NO.: Longi-M-144-(525-550w)
• Number of Cells: 140cells
• Application: Residencial/Commercial
• Condition: New
• Certification: ISO, CE, TUV
• Material: Monocrystalline Silicon
• Transport Package: 35PCS/Pallets, 70PCS/Stack, 770PCS/ 40′hq Containe
• Specification: 2256*1133*35 mm
• Trademark: Longi solar panel
• Origin: China
• HS Code: 8541402000
• Production Capacity: 2000000000watt/Week

Product Description

Product Description

 

 

Product Parameters

Power Class	525w	530w	535w	540w	545w	550w
Open Circuit Voltage(V)	49.05	49.20	49.35	49.50	49.65	49.8
Short Circuit Current(A)	13.65	13.71	13.78	13.85	13.92	13.98
Voltage at Maximum Power	41.20	41.35	41.50	41.65	41.80	41.95
Current at Maximum Power	12.75	12.82	12.90	12.97	13.04	13.12
Module Efficiency(%)	20.5	20.7	20.9	21.1	21.3	21.5
Operational Temperature	-40"C ~ +85"C
Power Output Tolerance	O~+5W
Maximum System Voltage	DC1500V (IEC/UL)
Maximum Series Fuse Rating	25A
Protection Class	Class ll

 

Solar Project

Packaging & Shipping

 

FAQ

Q1: How to choose the right panel?
A1: Tell us your demand, then our sales will recommend a suitable panel for you.

Q2: What's the difference between Mono and Poly panel?
A2: Monocrystalline solar panels have the highest efficiency rates since they are made out of the highest-grade silicon. The process used to make polycrystalline silicon is simpler and costs less. The amount of waste silicon is less compared to monocrystalline.

Q3: How about the delivery time?
A3: Delivery time 7 days for sample; 15 days for bulk order.

Q4: What is the warranty for solar panels?
A4: Generally warranty for solar panel is 10 years, also we offer 25 years linear output power warranty.

Q5: How can I get better service from you?
A5: We have professional engineer team can give you best support based on your requirement. If you have any problems during using, we offer 24 hours online service and will solve your problem within 1 hour.