The Source For Renewables™

1STH-325-WH Solar Panel from 1Soltech

Electrical Characteristics
STC Power Rating Pmp (W) 325
Open Circuit Voltage Voc (V) 49.0
Short Circuit Current Isc (A) 8.70
Voltage at Maximim Power Vmp (V) 40.6
Current at Maximim Power Imp (A) 8.00
Panel Efficiency 15.1%
Fill Factor 76.2%
Power Tolerance -3.00% ~ 3.00%
Maximum System Voltage Vmax (V) 600
Maximum Series Fuse Rating (A)
Temperature Coefficients
Temperature Coefficiency of Isc 0.090 %/ºC
Temperature Coefficiency of Voc -0.37 %/ºC
Temperature Coefficiency of Pmp -0.48 %/ºC
Mechanical Characteristics
Cell Type Monocrystalline Cell
Cell Size(mm) 156 × 156
Cells 8 × 10
Dimensions 1652.0 × 1306.0 × 50.0mm (51.4 × 65.0 × 2.0 inch)
Weight 29.0Kg (63.9 lbs)
Junction Box (Safety Rating, Bypass Diodes) IP67, 4 Diodes
Positive Cable (Length, Cable Cross-Section)
Negative Cable (Length, Cable Cross-Section)
Plug Connector (Type, Safety) MC4
Front Cover (Thickness,Material)
Backsheet Cover (Color, Thickness, Material)
Encapsulation Materials
Frame Material
Operation Conditions
Nominal Operating Cell Temperature (NOCT) 50.0ºC
Operating Temperature -40.0ºC to 90.0ºC
Maximum Load
Hail Storm Rating
Fire Safety Rating
Warranty & Certification
  • UL 1703
  • CEC California
Defects & Workmanship Warranty Period 5.0 Years
90% Power Output Warranty Period 10.0 Years
80% Power Output Warranty Period 25.0 Years
Are Warranties Insured By Third Party False
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