20 Years Factory Poly-crystalline Solar Panel 250W Factory from Philadelphia
Short Description:
Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction for 20 Years Factory Poly-crystalline Solar Panel 250W Factory from Philadelphia, "Create Values,Serving Customer!" is the aim we pursue. We sincerely hope that all customers will establish long term and mutually beneficial cooperation with us.If you wish to get more details about our company, Please contact with us now
Poly-crystalline Solar Panel 250W
Technical parameter
Maximum Power(W) 250W
Optimum Power Voltage(Vmp) 30.25V
Optimum Operating Current(Imp) 8.26A
Open Circuit Voltage(Voc) 36.61V
Short Circuit Current(Isc) 8.89A
Mechanical Characteristics
Cell Type Polycrystalline 156x156mm (6 inch)
No of Cell 60 (6x10pcs)
Dimensions 1640x990x40mm
Weight 18.5KGS
Front Glass 3.2mm,High Transmission, Low Iron,Tempered Glass
Junction box IP65 Rated
Output Cable TUV 1×4.0mm2/UL12AWG,Length:900mm
Temperature and Coefficients
Operating Temperature(°C): -40°C ~ + 85°C
Maximum System Voltage: 600V(UL)/1000V(IEC) DC
Maximum Rated Current Series: 15A
Temperature Coefficients of Pmax: -0.47%
Temperature Coefficients of Voc: -0.389%
Temperature Coefficients of Isc: 0.057%
Nominal Operationg Cell Temperature (NOCT): 47+/-2°C
Materials of solar panel
1).Solar Cell——Polycrystalline solar cell 156*156mm
2).Front Glass——-3.2mm, high transmission, low iron, tempered glass
3).EVA——-excellent anti-aging EVA
4).TPT——-TPT hot seal made of flame resistance
5).Frame——anodized aluminum profile
6).Junction Box——-IP65 rated, high quality, with diode protection
Superiority: high quality anodized aluminum frame, high efficiency long life, easy installation, strong wind resistance, strong hail resistance.
Features
1. High cell efficiency with quality silicon materials for long term output stability
2. Strictly quality control ensure the stability and reliability, totally 23 QC procedures
3. High transmittance low iron tempered glass with enhanced stiffness and impact resistance
4. Both Poly-crystalline and Mono-crystalline
5. Excellent performance in harsh weather
6. Outstanding electrical performance under high temperature and low irradiance
Quality assurance testing
Thermal cycling test
Thermal shock test
Thermal/Freezing and high humidity cycling test
Electrical isolation test
Hail impact test
Mechanical, wind and twist loading test
Salt mist test
Light and water-exposure test
Moist carbon dioxide/sulphur dioxide
A Truely Wireless Charging + Audio Dock ! Charge Your Smartphone Symultemously while Wirelessly Listning To The Music
Induction Speaker http://amzn.to/2e84joE
# How To Make 1$ Mysterious Wireless Speakers
Pairing Wireless Bluetooth Speakers Is really Time Consuming Process You Need To Make This Wireless Speakers That Connects In 0.000000000001 Seconds (Instantly) , Although It Doesn’t Use Bluetooth or Wifi It Works For Every Smartphone, Tablet’s etc…
To Build This System Just You Will Need a Audio Amplifier , I Used PAM 8403 its very cheap under $1 , transformer coil and speakers of your choise !
# Similar Induction Speaker Review By Unboxtherapy
# Instructables
http://www.instructables.com/id/1-Wireless-Speaker-That-Connects-in-00000000001-Se/
# Hackady
http://hackaday.com/2016/10/30/forget-wifi-or-bluetooth-pair-directly-with-your-phones-speaker/
# eevblog
http://www.eevblog.com/forum/projects/1$-wireless-speakers-that-connects-in-0-0000000001-seconds/msg1052395/#msg1052395
★☆★Video Equipment I Use ★☆★
1. Main Camera http://amzn.to/2keYR6b
Camera Lenses
70-210 Nikon http://amzn.to/2j0YD1p
50mm Lens Nikon http://amzn.to/2jMYiUn
2. Action Camera http://amzn.to/2jMY8wj
http://amzn.to/2jMX63h
http://amzn.to/2j0POVH
3. Tripod http://amzn.to/2kf59my
4. Microphone http://amzn.to/2j0OiCC
http://amzn.to/2kgw4Cz
http://amzn.to/2iQFxQz
5. Memory Cards http://amzn.to/2jIL88I
Lavalier Mic http://amzn.to/2jOZNla
Shotgun Mic http://amzn.to/2jMKAka
★☆★ Electronics Gear ★☆★
Soldering Iron http://amzn.to/2jMW47r
Soldering Stand http://amzn.to/2j0RjTr
Multi meters http://amzn.to/2j0TEOo
Dremel Tool http://amzn.to/2j4ReOT
Hot Glue Gun http://amzn.to/2ksoArR
★☆★PC I Use ★☆★
1) GTX Graphic card http://amzn.to/2j0pPSR
2) LED Monitor http://amzn.to/2jNgmM5
3) CPU http://amzn.to/2jN5EoP
4) Hard Drive http://amzn.to/2jN8cTD
★☆★ SUBSCRIBE TO ME ON YOUTUBE: ★☆★
https://www.youtube.com/user/kedar123456889
★☆★ Facebook ★☆★
https://www.facebook.com/KedardNimbalkar
★☆★ Twitter ★☆★
https://twitter.com/kedardn
All you need to know about 2KW Solar on Grid system is here. Requirements- • 8 Solar Panels (each 250W) • 1 Junction Box • 2KW Grid Tie Inverter* • Main …