• 250w Polycrystalline solar panel stocks with low prices System 1
  • 250w Polycrystalline solar panel stocks with low prices System 2
250w Polycrystalline solar panel stocks with low prices

250w Polycrystalline solar panel stocks with low prices

Ref Price:
get latest price
Loading Port:
Hai Kou
Payment Terms:
TT OR LC
Min Order Qty:
26 pc
Supply Capability:
10000 pc/month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Characteristics of Polycrystalline Solar Panel

I Solar Cell : High efficiency crystalline solar cell. Even if under the weak light, the solar module can produce maximum power output.

II Tempered glass (toughened glass): Anti-reflecting coating and high transmission rate glass increase the power output and mechanical strength of solar module.

III EVA and TPT: Using high quality EVA and TPT to prevent destroying and water.

IV  AI frame: Without screw, corner connection. 6 holes on the frame can be installed easily.

V Junction box: Multi function junction box with water proof.

VI Long lifetime: ≥25 years; Less power decrease.

VII Good performance of preventing from atrocious weather such as wind and hails.

VIII Resisting moisture and etching effectively, not effected by geology. .

 

Standard Test Conditions of Polycrystalline Solar Panel

The opto-electrical specifications shown below are stabilized values being measured at Standard Test Conditions of multicrystalline silicon Solar Panel, Irradiance: 1000W/m2, Spectrum: AM1.5 at 25°C, The info below is subject to manufacturing tolerances. Where appropriate minutes of measurement are available and are used for the dimensioning of the installation.

Currently,We have 250w-300w solar panel stocks in Both West and East Coasts made in Vietnam,India,Korea,Malaysia and Japan.Meanwhile,we also arrange production line in Wisconsin,USA.If you're interested,please contact us soon.

Thanks for your time.

 

Q:name things someone could use solar panels for or make with solar panels? (use solar energy i mean?)
All depends on how many watts you have. I ran a small boom box off a 5w panel before with no problem. The higher the wattage, the more you can run.
Q:. Do they scratch easily? How do I remove snow from them without scratching them?2. What does the upkeep of many solar panels consist of? I want to have my electricity completely off of the grid.3. Are all solar panels made from the same material, regardless of size?
. Do they scratch easily? No How do I remove snow from them without scratching them? Just wipe the snow off 2. What does the upkeep of many solar panels consist of? Clean them with tap water and paper towels once a month. 3. Are all solar panels made from the same material, regardless of size? Basically the same.
Q:I am doing a big project for school, and I have decided to do it on solar panels. I am new to the subject but have done some research on it; I would like to buy a single panel, a charge controller, an inverter and a battery, to charge a simple lamp. My question is if the items in the links will work together and if the panel will produce electricity?
DIY okorder
Q:Can solar panels be installed on a library or educational institution?
Yes, solar panels can be installed on a library or educational institution. In fact, many libraries and educational institutions are increasingly adopting solar energy systems to reduce their carbon footprint, lower energy costs, and promote renewable energy education. Installing solar panels on rooftops or open spaces of these buildings can provide clean and sustainable electricity, benefiting both the institution and the environment.
Q:discription how does solar panels save energy
cool beans got it right. There is Solar electric which converts sunlight to electricity or Solar thermal that heats water or a transfer fluid. they both save energy in a big way. Solar electric or photovoltaic (PV) saves by off setting your electric bill directly. solar thermal saves by cutting the cost to heat your water and if properly sized can actually heat your entire house. This is done in a couple of ways but I won't go into that here.
Q:How do solar panels affect satellite dish reception?
Solar panels can potentially interfere with satellite dish reception if they obstruct the line of sight between the dish and the satellite. However, modern satellite technology and proper positioning of both the panels and the dish can often mitigate any negative impact on reception.
Q:Can solar panels be installed on boats or RVs?
Yes, solar panels can be installed on boats or RVs. In fact, they are increasingly popular as a renewable energy solution for these mobile vehicles. Solar panels on boats and RVs can help generate electricity for various applications, such as powering appliances, lighting, or charging batteries. They provide a sustainable and cost-effective way to harness solar energy while on the move.
Q:Ok Im trying to power my room using solar panels and I've figure out that I need about 700 watts to do so, but I really only use my electronics at night. I was wondering if I could buy lets say a 200 watt solar panel and let it charge a battery all day would that work? I live in southern california so I dont have to worry to much about cloudy days. also any suggestions on where to buy a panel, inverter, charge regulator, and battery?
What you really need to calculate is your energy requirements, you are only stating your power requirements. Power (W) = how many watts of power are you using? Time (h) = how long are you going to use the power for? Energy requirement(Wh) = W * h take the answer to that equation and plug it into the exact same equation except substitute how much sunlight you get for h and then solve for W to find what you need in the way of a solar panel. Wattage of solar panel (W) = Energy requirement (Wh)/hour of sunlight per day (h) Now you know what wattage of solar panel you need. For the battery you use a different equation: Energy in the Battery(Wh) = Battery Voltage (V) * Current Capacity (Ah) Solving for Current Capacity: Ah = Wh / V This will tell you how big a battery you need, but you also need to be concerned about how much current it can source. For this you need to know what your peak power requirement is. Wmax = peak power requirement Max discharge current (Amax) = Wmax / Vmax Also you will need an inverter rated to Wmax as well.
Q:I have four power packs for solar lights. They have 3 AA .2volt batteries of 2450 mAh capacity installed in series for a total supply voltage of 4 volt maximum for the lights. I want to charge all four packs at once off a single 6 volt solar panel. With the four packs wired in parallel, what capacity output (wattage) panel do I need to charge the batteries in an 8 hour day?
325 mAh+ losses so maybe 3.2Ah to 3.5Ah.
Q:i want to know how to hook up solar panels to my existing power. all i can find on the internet is to use batteries and a inverter. but i want to use all of my existing lights and outlets off of the solar energy. i have heard that you can actually turn the meter backwards and use supplied power when needed. thats what i want to do and is it possible to do myself and if so, how?
Im an ex solar installer. I dont know all the details but I know of 2 companies in hawaii that are doing what youre talking about - and yes, it feeds power back into the grid and makes your meter turn backwards. uh... darn... locate a company that does that stuff and they will tell you best how and what and why. The electric comapny will know less as they are (believe it or not) behind the times. 2st century technologies is the co. in hawaii. the owner is way cool. its a full-on expensive system though, not some cheesy diy thing. its gnarley. you need the special panels and all that. Photovoteic panels are really expensive. The system costs like 0k + but pays for itself after perhaps 6 years and then you reap the monthly check from the electric company for life (instead of you paying them) Inh hawaii, the sun is strong = $$$ for solar. good luck in your....quest? whatever, man. Hope you find what youre looking for.,

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches