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CSI Model Number CS6K-305MS-T4
STC Rating 305.0 Watts
PTC Rating 280.3
Efficiency 18.63%
Open Circuit Voltage (Voc) 39.9 V
Short Circuit Current (Isc) 9.91 A
Frame Color Black
Origin China
Power Tolerance 0 / +5 Watts
Weight (lbs) 40.1
Length (in) 65.0
Width (in) 39.1
Height (in) 1.57

305W Canadian Solar CS6K-305MS-T4 SuperPower PERC Solar Panel


Canadian Solar
305W Canadian Solar CS6K-305MS-T4 SuperPower PERC Solar Panel

The 305 watt CS6K-305MS solar panel features efficient MONO PERC solar cells to significantly improve power performance in morning, evening and other low light conditions.

Canadian Solar SuperPower CS6K solar panel
  • Efficient and reliable PERC Monocrystalline solar cells
  • Sleek black frame with white backsheet
  • PV wire w/ T4 (MC4 comparable) connectors
  • Outstanding low-light performance
  • Impressive 6000 Pa snow load rating
  • The CS6K-305MS-T4 solar panel has a reassuring power tolerance of +5W

Latest PERC Technology for High System Energy Yield

  • 11% more power than conventional modules
  • Excellent performance in low light
  • High 280.3 PTC Rating for higher rebates or deductions
Canadian Solar CS6K SuperPower solar power farm
Canadian Solar CS6K SuperPower solar panels are certified by VDE to withstand harsh outdoor conditions including sand and salt mist.

SuperPower solar panels are ideal for:

  • On-grid roof-mount residential solar systems
  • On-grid commercial / industrial rooftops
  • Solar power stations, solar carports
  • Other on-grid applications

CS6K-305MS-T4 Certifications

Management System Certificates

  • ISO 9001:2008 / Quality management system
  • ISO 14001:2004 / Standards for environmental management system
  • OHSAS 18001:2007 / International standards for occupational health & safety

Product Certificates

  • UL 1703 / IEC 61215 performance: CEC listed (US) / FSEC (US Florida)
  • UL 1703: CSA / IEC 61701 ED2: VDE / IEC 62716: VDE
  • UNI 9177 Reaction to Fire: Class 1
  • IEC 61215 / IEC 61730: TÜV-Rheinland / VDE / CE / MCS / CEC AU / JET
  • IEC 60068-2-68: SGS
  • Take-e-way

Qualified to withstand heavy accumulations of snow and ice.
Salt Mist Corrosion Test in accordance with IEC 61701:2011, severity 1.

SuperPower solar panel cert review

Canadian Solar SuperPower CS6K-305MS-T4 Solar Panel Warranty

10 Year
Product warranty on materials and workmanship

25 Year
Linear power output warranty

Canadian Solar SuperPower CS6K-305MS-T4 Solar Panels - Engineered for Reliability

Commercial Canadian Solar Panel Power System
Large quantities and solar panel system design available.
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359 quality control points
158 of Canadian Solar's 359 quality control points are for incoming materials, while 62 are for raw materials processes and the others for production control.

Electroluminescence testing
A 100% EL screen test to eliminate cell or module defects

Testing and analysis
Performance reliability, mechanical and chemical tests of raw materials and components

Machine testing
Advanced automatic equipment in testing and manufacturing process

Lab testing
Canadian Solar is the first module manufacturer-owned photovoltaic reliability testing laboratory to meet ISO/IEC 17025 standards

100% module visual inspection and clean before packing

Canadian Solar

  • A Trusted Name in in the Solar Industry
  • A global bankable brand, top ranking amongst module manufacturers by industry analysts.
  • Dedicated customer support teams are staffed by technical support engineers and after-sale customer service representatives.

Contact us toll-free: (877) 297-0014 for the latest low wholesale price and expert reviews for the Canadian Solar SuperPower CS6K-305MS solar panel.