These panels adopt all grade A materials,such as solar cell,EVA, back sheet, junction box, glass,frame,connector etc.
They have same electrical performance with grade A solar panels,only difference is the negligible superficial defect.
Price Comparison:
250W poly pv Solar panel Solar Module
pv solar panel
ITEM NO | MS-P250(60) |
Type of cell | Poly |
Maximum power (Wp) | 250W |
Maximum power voltage (V) | 30V |
Maximum power current (A) | 8.33A |
Open circuit voltage (V) | 36V |
Short circuit current (A) | 8.96A |
Number of cells (Pcs) | 60 |
Size of module (mm) | 1640*990*40mm |
Maximum system voltage (V) | 1000 |
Temperature coefficients of Isc (%) | + 0.1/ °C |
Temperature coefficients of Voc (%) | -0.38/ °C |
Temperature coefficients of Pm (%) | -0.47/ °C |
Tolerance Wattage (e.g. +/-3%) | +/-3% |
Surface Maximum Load Capacity | 60m/s(200kg/sq.m) |
Weight per piece (kg) | 18.5kg |
Junction Box Type | ( TUV ) |
Connectors and Cables Type | (TUV) |
Length of Cables (mm) | 900mm |
Cell Efficiency (%) | ≥15.5% |
Output tolerance (%) | +/-3% |
Frame (Material, Corners, etc.) | Aluminum |
Warranty | 7Years products warranty and 25 years 80% of power |
Standard Test Conditions | AM1.5 100mW/cm2 25°C |
FF (%) | 72 |
Limited Warranty:
7years limited warranty on material and workmanship
25 years limited warrranty of 80% power output
(For detailed please refere to Limited Warranty Certificatd issued by Macro-solar Technology Co.,Ltd)The speicification please find contact us at any time!
| Typical Electrical Characteristics | ||||||
| Solar cells : | Poly-Crysalline 156×156mm 60pcs.(6×10) ---3 bus bars | |||||
| Max-power | 245Wp | 250Wp | 255Wp | 260Wp | 265Wp | 270Wp |
| Power Tollerance | 0 to +6W | |||||
| Voltage at Pmax (Vmp) | 30.7V | 30.9V | 31.1V | 31.3V | 31.5V | 31.7V |
| Current at Pmax(Imp) | 7.98A | 8.09A | 8.17A | 8.20A | 8.31A | 8.41A |
| Open-Circuit Voltage(Voc) | 37.5V | 37.7V | 37.9V | 38.2V | 38.4V | 38.7V |
| Short-Circuit Current(Isc) | 8.58A | 8.76A | 8.87A | 8.97A | 8.99A | 9.10A |
| Maximum system voltage(VDC) | 1000(IEC), 600(UL) | |||||
| Cell Efficiency | 17.0% | 17.3% | 17.6% | 17.6% | 18.0% | 18.3% |
| Moudule Efficiency | 15.00% | 15.40% | 15.70% | 16.00% | 16.30% | 16.60% |
| No. of Bypass Diodes (pcs.) | 3 | |||||
| Max. Seriex Fues(A) | 12A | |||||
| Temperature coefficients of Pmax | -0.45%/ ℃ | |||||
| Temperature coefficients of Voc | -0.34%/ ℃ | |||||
| Temperature coefficients of Isc | 0.05%/ ℃ | |||||
| Nominal Operating Cell Temperature | 45±2℃ | |||||
| *STC Conditions (1000W/m*m ; 1.5 AM and 25℃ Cell temperature) | ||||||
| Mechanical Characteristics | ||||||
| Cable type,Cross-sectional area and Length | Φ=4m*m,L=1000±5mm | |||||
| Type of Connector | Compatible type MC4 | |||||
| Dimension A×B×C | 1640×992×50mm (64.57×39.06×1.77 inch) | |||||
| Weight | 19.6kg(43.1lb) | |||||
| No.of Draining Holes In Frame | 16 | |||||
| Construction | Glass :High Transmission ,Low Iron,Tempered Glass 3.2mm Encapsulation : EVA Back side : White | |||||
| Junction Box ( protection degree ) | IP 67 | |||||
| Frame | Clear anodizod aluminum alloy type 6063T6 frame | |||||
| Qualification Test Parameters | ||||||
| Dielectric Insulation Voltage | 6000V DC max | |||||
| Operating Temperature | -40℃to +85℃ | |||||
| Max load | 5400 Pa | |||||
| Hallstone Impact | 25mm(1inch)at23mm/s(52mph) | |||||
| Tire safety class | Class C | |||||
| Packaging Configuration | ||||||
| Packaging Configuration | 20pcs./box and 2pcs./box | |||||
| Quantity of Big Box/Pallet | 1 box/ pallet 1 boxes/pallet | |||||
| Quantity of Small Box/Pallet | 9 boxes/pallet | |||||
| Loading Capacity | 616pcs ./40'HQ 240pcs./20'GP | |||||
5W 20w 30w 40w 50w 100w 150w 200w 250w 260W 300w 320 