• Bob's Solar Panels:255W Solar Panels 230W-320W with High Efficiency Best Price System 1
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Bob's Solar Panels:255W Solar Panels 230W-320W with High Efficiency Best Price

Bob's Solar Panels:255W Solar Panels 230W-320W with High Efficiency Best Price

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1000 watt
Supply Capability:
100000 watt/month

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Structure
A PV module is a packaged, connected assembly of typically 6×10 solar cells. Solar PV panels constitute the solar array of a photovoltaic system that generates and supplies solar electricity in commercial and residential applications. Each module is rated by its DC output power under standard test conditions, and typically ranges from 100 to 320 watts. The efficiency of a module determines the area of a module given the same rated output – an 8% efficient 230 watt module will have twice the area of a 16% efficient 230 watt module. There are a few solar panels available that are exceeding 19% efficiency. A single solar module can produce only a limited amount of power; most installations contain multiple modules. A photovoltaic system typically includes a panel or an array of solar modules, an inverter, and sometimes a battery and/or solar tracker and interconnection wiring.
Feature

1. 10 years limited product warranty

2. 15 years at 90% of the minimal rated power output

3. 25 years at 80% of the minimal rated power output

Picture

 

255W Solar Panels 230W-320W with High Efficiency Best Price

255W Solar Panels 230W-320W with High Efficiency Best Price

255W Solar Panels 230W-320W with High Efficiency Best Price

255W Solar Panels 230W-320W with High Efficiency Best Price

Specification

ITEM NO.:

Poly 156*156 cell ,60pcs . Power range from   230Wp-260Wp

Maximum Power(W)

 230

235

240

245

250

 255

 260

Optimum Power Voltage(Vmp)

 29.4

29.5

29.7

30.1

30.3

 30.5

30.7

Optimum Operatige Current(Imp)

 7.83

7.97

8.08

8.14

8.25

 8.37

 8.48

Open Circuit Voltage(Voc)

 36.7

36.8

36.9

37.1

37.3

 37.5

 37.7

Short Circuit Current(Isc)

 8.52

8.59

8.62

8.65

8.69

8.73 

 8.78

Solar Cell:

156*156 Poly

Number of Cell(pcs)

6*10

Brand Name of Solar Cells

JA Cell, Bluesun Cell

Size of Module(mm)

1650*992*40/45/50

Cable & Connector Type

Pass the TUV Certificate

Frame(Material Corners,etc.)

Aluminium-alloy

Back sheet

TPT

Weight Per Piece(KG)

19.5KG

FF (%)

70-76%

Junction Box Type

Pass the TUV Certificate

Tolerance Wattage(e.g.+/-5%)

±3%, or 0-3%

Front Glass Thickness(mm)

3.2

Temperature Coefficients of Isc(%)

+0.04

Temperature Coefficients of Voc(%)

-0.38

Temperature Coefficients of Pm(%)

-0.47

Temperature Coefficients of Im(%)

+0.04

Temperature Coefficients of Vm(%)

-0.38

Temperature Range

 -40°C to +85°C

Surface Maximum Load Capacity

5400Pa

Allowable Hail Load

23m/s ,7.53g

Bypass Diode Rating(A)

12

Warranty

90% of 10 years, 80% of 25 years.

Standard Test Conditions

AM1.5   1000W/ 25 +/-2°C

Packing

 carton or pallet

1*20'

14 Pallets / 316pcs

1*40'STD

25 Pallets / 700pcs

 

FAQ:

Are you a trading company or manufacturer?

Manufacturer with factory

What kinds of    filter do you produce?

It covers for air filter,oil filter,fuel filter   for car and truck

Is Customized filter available?

Yes,please offer your required specifications and   drawing

Do you Accept OEM service?

YES!

what’s your delivery terms?

FOB (2)CFR (3)CIF

What's your Delivery Time?

1)generally the samples will be sent immediately   by the air express in 3-5    days if   the goods are in stock

 2)Normally   within 30 days,please confirm with us before order!

What's the Payment Terms?

Usually,30% as deposit,70% before shipment by T/T

Western Union acceptable for small amount.

 L/C   acceptable for large amount.

Scrow ,Paybal,Alipay are also ok

How you pack products?

Normally,plastic bag inside and carton outside   .We'll do according to customers' requirement

What's your available port of Shipment?

Normally, Tianjin Other ports available but you   should afford extra charges.

Trade and Market

Main Market Western European 20%
  Northern European 15%
  Asia 20%
  Americas 20%
  Domestic Market 15%
  Middle East 10%

 

Q: I need to use solar panels to charge lead acid batteries in an off-grid application. I understand that solar panels have a open circuit maximum voltage and an maximum amperage under no resistance, and that one can optimize the power output by regulating the load (resistance). If so, is just connecting 2 -volt solar panels to a lead-acid battery inefficient? Are there devices that will maximize 2 volt output power (by varying the resistance)? Am I on the right track here? Thanks for any help.
Hi, okorder / having good batteries like this one make save you the hassel to buy controllers. You can control your own charge buy different tips
Q: Please tell me what they are made of and how the materials help the solar cell produce electricity. Im doing a science projects so i need help on knowing all this info. Its a debate, so i need correct information please.I will please need more information about the bad things about solar energy and solar panels. Please say what solar panels do to create pollution or do anything that is not friendly to the environment. If you want just give me a website. Thank you
Solar cells are mainly made of a semiconductor called silicon,when sunshine on it,solar energy is converted into electrical energy by photovoltaic.The energy knocks electrons loose, allowing them to flow freely.This flow of electrons is a current, this current, together with the cell's voltage (which is a result of its built-in electric field or fields), defines the power (or wattage) that the solar cell can produce.
Q: What is the principle of solar panels work?
light - heat - electric conversion method through the use of solar radiation generated by thermal energy, usually by the solar collector will absorb the heat into the refrigerant refrigerant, and then drive the turbine power generation. The previous process is the light-heat conversion process; the latter process is the thermo-electrical conversion process.
Q: what direction should solar panels face to get the best exposure of the sun.
Not compass south, but solar south. It's easy to find. Google Find Solar south and you can get directions. Even better are trackers, that will let your panels track the sun all day.
Q: Can solar panels power an electric car?
Yes, solar panels can power an electric car. Solar panels generate electricity from sunlight, which can be used to charge the batteries of electric cars. This allows the car to run on clean, renewable energy, reducing the reliance on fossil fuels and providing a sustainable transportation solution.
Q: ok so when a solar panel is marked as a certain wattage dose that mean it makes that much in a day in an hour or constant, dose it still work at night or what ? is it worth it or is it more of a pain? can some one tell me what all the watts and volts mean ?? and can some one tell me what a kilowhat is in refrence to some thing i understand like howmany loads of laundey can you do wt a watt? i need help understanding this stuff?
Create okorder /
Q: Can solar panels be installed on windows or glass surfaces?
Yes, solar panels can be installed on windows or glass surfaces. These solar panels are known as transparent or semi-transparent solar panels and are designed to allow light to pass through them while still generating electricity. They are commonly used in buildings where traditional solar panels may not be suitable or aesthetically pleasing.
Q: So I want to go completely solar. Do I need the connected solar panels alone for after sundown hours; Do I need something else in order to have energy to run my entire house throughout the night?In other words do solar panels store the energy for after sun-down or do I need other devices to store the energy?
You can energize your home with a solar panel system if it sized correctly and if you have sufficient space for the panels oriented in the correct position. The solar panels will not provide your power directly since most of the devices we use are AC. The system will include and inverter for conversion from DC to AC. It will also include batteries to store your daytime energy for your nighttime use. If considering a solar panel system look and the references below and don't forget to do a home energy audit first to minimize your electrical needs so you can invest in a smaller system. I would also recommend incorporating solar hot water heating system, separate from solar panels. This will also minimize the amount of solar panels you will need.
Q: Can solar panels be used in remote areas without access to the grid?
Yes, solar panels can be used in remote areas without access to the grid. Solar panels generate electricity by capturing sunlight and converting it into usable energy. This renewable energy source is particularly useful in off-grid locations as it provides a sustainable and independent power supply. With advancements in solar technology and the availability of battery storage systems, solar panels can effectively meet the energy needs of remote areas, even during nighttime or periods of low sunlight. This makes solar panels an ideal solution for powering homes, businesses, and infrastructure in remote locations without grid connectivity.
Q: hi guys, i need help, okay lets say i decide to put solar panels near a place where its inhabitated by people, what kinda of environmental factors should i consider? Will the solar panels cause any damage to the enviromnent around it? Will it affect the plant and animals around it? should i consider the weather? its for my class so if u guys can help thankx.
I wouldn't worry about what the solar panel is going to do to the surrounding environment, I would worry about what the surounding environment is going to do to the solar panels.

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