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High module conversion efficiency Module efficiency up to 18.78% achieved.

High PID resistant Advanced cell technology and qualified materials lead to high resistance to PID

Postive Tolerance Positive tolerance of up to 5W delivers higher output relaibility.

Extended wind and snow load tests Module certified to withstand extreme wind (2400 Pascal) and snow loads (5400 pascal).

JOINT current sorting process System output maximized by reducing mismatch losses with modules sorted and packaged by amperage.

Withstanding harsh environment Salt mist and amonia tests ensure better sustainability in harsh environment such as desert, farm and coastline

Low irradiance Outstanding low irradiance performance: 96.0%

IP67 Rated junction box 1P67 junction box for long-term weather endurance.

Rigorous testing criteria 100% EL inspection ensuring defect-free modules.

World class mono efficiency

Good temperature coeffcient Enables higher output in high temperature regions


Management System Certificates
  • ISO 9001:2015 / Quality management system
  • ISO 14001:2015 / Standards for environmental management system
  • OHSAS 18001:2007 / International standards for occupational health & safety
Product Certificates
  • IEC 61215 / IEC 61730: TUV Rheinland
  • UL 1703
  • IEC 61701 ED2
  • IEC 62804 (PID)
  • IEC 62716 (Ammonia)
Industry leading warranty based on Nominal Power
  • 97.5% in the first year, thereafter, for years two (2) through twenty-five (25), 0.7% maximum decrease from module’s nominal power output per year, ending with the 80.7% in the 25th year after the defined WARRANTY STARTING DATE.**
  • 10 year product warranty
  • 25 year linear performance warranty

Electrical Characteristics JSS305-60M JSS300-60M JSS295-60M JSS290-60M
Maximum Power at STC (Pmax) 305 W 300 W 295 W 290 W
Optimum Operating Voltage (Vmp) 32.40 V 32.21 V 32.00 V 31.90 V
Optimum Operating Current (Imp) 9.42 A 9.32 A 9.22 A 9.10 A
Open Circuit Voltage (Voc) 39.90 V 39.80 V 39.60 V 39.50 V
Short Circuit Current 9.72 A 9.60 A 9.54 A 9.47 A
Module Efficiency 18.78% 18.48% 18.17% 17.87%
Operating Module Temperature -40 °C to +85°C
Maximum System Voltag 1000 V DC (IEC)
Maximum Series Fuse Rating 20A
Power Tolerance 0/+5W

NOCT JSS305-60M JSS300-60M JSS295-60M JSS290-60M
Maximum Power at NOCT (Pmax) 229 W 225 W 220 W 216 W
Optimum Operating Voltage (Vmp) 31.10 V 30.92 V 30.61 V 30.30 V
Optimum Operating Current (Imp) 7.38 A 7.28 A 7.20 A 7.14 A
Open Circuit Voltage (Voc) 37.40 V 37.30 V 37.00 V V 36.90 V
Short Circuit Current (ISC) 7.84 A 7.74 A 7.69 A 7.64 A

Temperature Characteristics
Nominal Operating Cell Temperature (NOCT) 45±2°C
Temperature Coefficient of Pmax -0.423%/K
Temperature Coefficient of Voc -0.307%/K
Temperature Coefficient of Isc +0.039%/K

Module | Mechanical Data
Specification Data
Cell Type Mono-crystalline, 60 Cells (6x10)
Dimensions 1639x991x35
Weight 18.5 Kgs
Front Cover 3.2 mm Tempered Glass
Cell Encapsulation Composite Film
Backsheet EVA
Frame Material Silver Anodized Aluminium profile, (Black Frame on request)
J-Box IP67, 3 diodes
Cable Length 1000mm, 1x4mm2
Connectors MC4 Compatible, IEC/UL Certified
Standard Packaging 26 Pieces 528 Kg (1164.04 lbs) (quantity and weight per pallet)
Module Pieces per container 728 pieces (40* HQ)

  • Optimum panel efficiency suitable for roof-tops, ground mounted, solar water pumping for utility applications.
  • Suitable for all environment conditio