320w Polycrystalline Solar PV

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Buy 320W Polycrystalline Solar PV from Chinese Factory

Welcome to wholesale and buy customized 320W Polycrystalline Solar PV from our factory. You are welcomed to come to our factory to buy the latest selling, newest, advanced, discount and high quality 320W Polycrystalline Solar PV. You can rest assured to buy discount product from us. We look forward to cooperating with you, if you want to know more, you can consult us now, we will reply to you in time!

1.Product Introduction

Current classifiaction reduce Mismatch loss

Low hot spot temperature higher safety performance

Low power loss under shadows

5BB reduce the current heat loss of the battery inside the module,beautiful apperance,more suitable for roof installation

2.Product Parameter (Specification)

Module TypeQJP320-72 QJP325-72 QJP330-72 QJP335-72 QJP340-72 QJP345-72 QJP350-72 
Power outputPmaxWp320325330335340345350
Power output tolerance△PmaxW0+3
Voltage at PmaxV mppV37.537.737.938.138.338.538.7
Current at PmaxIm ppV8.548.638.718.88.888.979.95
Open-circuit voltageVocA45.7545.9946.2446.4946.7346.9747.22
Short-circuit currentIscA9.149.249.329.429.519.599.68
Module EciencyEff.%16.4916.7517.0117.2617.5217.7818.04

Front cover (material / thickness)low-iron, high transmission, tempered AR coated glass, 3.2mm
Backsheet (color)white
Solar Cell (quantity / material / dimension)72(6*12), polycrystalline, 156.75*156.75mm /158.75*158.75mm
Frame (material / color)anodized aluminum alloy, silver
Junction box ( protection degree)IP 67, 3 Schottky bypass diodes
Cables & Plug connectors900mm, 4mm² & MC4 compatible
Module Dimensions (L / W / H)1956*992*40mm
Module Weight21.6kg 


3.Product Feature And Application

Excellent mechanical load 2400Pa & snow load 5400Pa resistance

Dual stage 100% EL inspection warranting defect-free product
Backsheet and junction box supporting 1500V system

Split junction box, Cable Length can be Customized

Option: full Black module with Black frame and black Backsheet

Certificate: TUV, CE, ETL, INMETRO, KS, COC,Saber...

320W Polycrystalline solar PV can be used in home , farm , commercial building, hospital, school, factory...


4.Product Details

320W Polycrystalline solar PV has these testing

Rigorous EL testing .spatial resolution is less than 0.2mm,and more than two EL tests before and after to ensure zero defects inside the component.

Fully automated component production line.Guarantee 100% online production and 100% online inspection to ensure consistent product quality.

5.Product Qualification

Our certificate of 320W Polycrystalline solar PV:



ISO9001:2008/ISO 14001:2004


6.Deliver,Shipping And Serving

Est.Time(days)51015To be negotiated


Packaging Details:Carton with Pallets



Q:How about the delivery time?
A:Generally, the order takes 15-20 days after receiving your payment.
The specific delivery time depends on the items and the order quantity.
Q:Where is the port of loading?
A:Ningbo or Shanghai
Q:Can you do OEM?
A:Yes, we are welcome to do OEM for our clients.
Q:Could we be your agent or distributor?
A:Yes,You can

Q:Will you will attend the fair to show your products?

A:Intersolar Europe/Mexico/Brazil/ Canton fair/ SNEC

Q:Which certificate do you have for your equipment?


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