| Electrical Parameters |
| Module |
SMR440W-144 ~ SMR480M-144 |
| Maximum Power Pmax ( W ) |
440W |
445W |
450W |
455W |
460W |
470W |
480W |
| Maximum Power Voltage ( Vmp / V ) |
40.50V |
40.80V |
41.00V |
41.20V |
41.60V |
42.10V |
42.60V |
| Maximum Power Current ( Imp / A ) |
10.86A |
10.92A |
10.98A |
11.04A |
11.16A |
11.28A |
11.40A |
| Open Circuit Voltage ( Voc / V ) |
49.00V |
49.20V |
49.50V |
49.80V |
50.30V |
50.80v |
51.30v |
| Short Circuit Currrnt ( Isc / A ) |
11.30A |
11.36A |
11.42A |
11.48A |
11.60A |
11.72A |
11.84A |
| Module Efficiency ( % ) |
19.62% |
20.14% |
20.37% |
20.60% |
21.04% |
21.79% |
22.54% |
| Power Tolerance ( W ) |
0~+5W |
| Temperature Coefficient of Isc ( αIsc ) |
0.05%/ºC |
| Temperature Coefficient of Voc ( βVoc ) |
0.29%/ºC |
| Temperature Coefficient of Pmax ( γVoc ) |
0.37%/ºC |
| STC |
Irradiance 1000w / m², Cell Temperature 25ºC, Air Mass 1.5 |
Q1, Can I have a sample order for solar panel ?
A : Yes, we welcome sample order to test and check quality.
Q2, What about the lead time ?
A : Sample needs 3 ~ 5 days, mass production time needs 1-2 weeks for order quantity more than
Q3, Do you have any MOQ limit for solar panel order ?
A : Low MOQ, 1pc for sample checking is available
Q4, How do you ship the goods and how long does it take to arrive?
A : We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
Q5, How to proceed an order for solar panel ?
A : Firstly, let us know your requirements or application.
Secondly, we quote according to your requirements or our suggestions.
Thirdly, customer confirms the samples and places deposit for formal order.
Fourthly, we arrange the production.
Q6, Is it OK to print my logo on solar panel product ?
A : Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q7, Do you offer guarantee for the products ?
A : Yes, we offer 2-10 years warranty to our products.
Q8, How to deal with the faulty ?
A : Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%.
Secondly, during the guarantee period, we will send new solar panel with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution i ncluding re-call according to real situation.
Audited Supplier 
Audited Supplier 
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