Gold Member Since 2014
Audited Supplier
Nanjing KingSun Solar Technology Co., Ltd.

Poly Solar Panel, Solar Panel, Poly-Crystalline manufacturer / supplier in China, offering 300W Solar Poly Crystalline Panel, High Efficiency Solar Power Bank (KSSC-701), New Style Solar Power Bank (KSSC-901) and so on.

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300W Solar Poly Crystalline Panel

This product is currently unavailable, but you may contact the supplier directly, for further interest.
Basic Info
  • Model NO.: KSP-300W
  • Number of Cells: 72pcs
  • Condition: New
  • Material: Polycrystalline Silicon
  • Size: 1956*992*45mm
  • Trademark: KingSun
  • Origin: Nanjing, China
  • Warranty: 25 Years
  • Application: All
  • Certification: UL, ISO, CE
  • Power: 300W
  • No. of The Cells: 6*12
  • Specification: KSP300
  • HS Code: 85414020
Product Description

300W Solar Poly Crystalline Panel


Low voltage-temperature coefficient allows higher power output at high-temperature condition High efficient, high reliable solar cells ensure our product output stability
Manufactured in an ISO 9001:2008 certified plant
High efficiency, high safety, high reliability
Output power tolerance of +/-3%
25-year limited warranty on power output, 5-year limited warranty on materials and workmanship

We provide long-term spot

Why choosing KINGSUN
1) Excellent quality, competitive price, prompts delivery, on-time service and good reputation.
2) Fast sample delivery
3) Low minimum order
 4) Fast shipment in 15~20 days on receipt of your payment.
5) We handle all the components needed for utility-connected systems, or for powering independent homes and remote industrial sites.
6) We offer knowledgeable tech support before and after the sale.
7) We manufacture the complete line of solar modules ranging from 3w to 300w with CEC, TUV, and CE approval, offering the full spectrum sizes,solar panels  are as efficient as other competitors, but far cheaper-without skimping on quality.

Components & Mechanical Data

Junction Box in proof-water with TUV Certificate
Bypass Diode Rated 15A
Solar Cable & Connector: 4m²  MC 4connector with TUV Certificate

1.Toughed Glass: The glass is super white cloth grain of toughened glass , the thickness of 3.2mm ,  the solar cell spectral response range of wavelengths (320-1100 nm), light transmittance over 91% , Ultraviolet light radiation , light transmittance is not falling . Toughened glass is made of components can withstand 25 mm in diameter of hockey hit at a speed of 23 m/s.
2. EVA:  0. 5 mm thickness with high quality EVA film as sealant of solar cell and and the connection between the glass, TPT agent. With high light transmittance and anti-aging ability. Solar cell encapsulation of EVA film after curing performance requirements:
Light transmittance is greater than 90% ; Crosslinking degree is more than 65-85% ; Peel strength (N/cm), glass/film is more than 30 ; TPT/film is more than 15 ; Temperature resistance , high temperature 85° C ,  low temperature - 40° C .,
3. TPT Back-Sheet: the back of the solar panel, ageing resistance , corrosion resistance , resistance to ultraviolet radiation, airtight, etc. Basic requirements.
4. Frame: aluminum alloy frame with high intensit , mechanical shock resistance ability
Strong, lightweight aluminum frame design with reinforced sealing and load hold to prevent freezing and warping, and stand against high wind.

Under Standard Test Conditions(STC): Irradiance of 1000W/m2, Am1.5 and 25º C cell temperature
Operating Temperature: -40 ~ +85° C
Storage Temperature: -40 ~ +85°
300W Solar Poly Crystalline Panel
300W Solar Poly Crystalline Panel
Electrical performances
Maximum power (Pmax)300W
Output power tolerance:±3%
Maximum power voltage (Vmp)36.1 V
Maximum power current (Imp)8.31 A
Open-circuit voltage (Voc)44.0 V
Short-circuit current (Isc)8.97 A
Cell efficiency17.1 %
Module efficiency15.4 %
CertificationsCE, IEC 61215/61730, TUV
Thermal characteristics
Nominal operating cell temperature (NOCT)45 ±2°C
Temperature coefficient (Pmax)-0.403%/°C
Temperature coefficient (Voc)-0.340%/°C
Temperature coefficient (Isc)0.049%/°C
Operation conditions
Maximum system voltage1000V DC
Maximum series fuse rating15A
Operating temperature range:-40ºC~+85°C
Maximum static load, front (snow and wind)5400Pa
Maximum static load, back (wind)2400Pa
Construction materials
Front cover (material/type/thickness)low-iron tempered glass/3.2mm
Cell (quantity/material/type/dimension)72(6*12)pcs/polycrystalline/156×156 mm
Encapsulant (material)ethylene vinyl acetate (EVA)
Frame (material/anodization color)anodized aluminum alloy/Black or White
 Junction box (protection degree)IP65
Cable (length/cross-sectional area)9000mm/4m²
Plug connectorMC4 compatible
Dimensions of module1956*992*50mm
Send your message to this supplier
Mr. Aiwah Tsou
Sales Director
To: Mr. Aiwah Tsou

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