The Source For Renewables™

1STH-240-WH Solar Panel from 1Soltech

Electrical Characteristics
STC Power Rating Pmp (W) 240
PTC Power Rating Pmpp (W) 209.6
PTC/STC Power Ratio 87.3%
Open Circuit Voltage Voc (V) 37.1
Short Circuit Current Isc (A) 8.58
Voltage at Maximim Power Vmp (V) 29.7
Current at Maximim Power Imp (A) 8.07
Panel Efficiency 14.7%
Fill Factor 75.4%
Power Tolerance -3.00% ~ 3.00%
Maximum System Voltage Vmax (V) 600
Maximum Series Fuse Rating (A) 15
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 6 × 10
Dimensions 1652.0 × 990.0 × 50.0mm (39.0 × 65.0 × 2.0 inch)
Weight 24.0Kg (52.9 lbs)
Junction Box (Safety Rating, Bypass Diodes) MIM Slim, IP-65 rated, UL approved
Positive Cable (Length, Cable Cross-Section) 1m cable (39 3/8 in), 12AWG, UL approved
Negative Cable (Length, Cable Cross-Section) 1m cable (39 3/8 in), 12AWG, UL approved
Plug Connector (Type, Safety) MC-4,IP67 rated, UL approved
Front Cover (Thickness,Material) Low iron, 4mm width tempered
Backsheet Cover (Color, Thickness, Material) Black or White (UV protected)
Encapsulation Materials EVA (0.46 mm thickness)
Frame Material Extra heavy duty anodized aluminum alloy type 6063-T5
Operation Conditions
Nominal Operating Cell Temperature (NOCT) 50.0ºC
Operating Temperature -40.0ºC to 90.0ºC
Maximum Load
Hail Storm Rating Hail-25mm (1") at 23m/s (52mph)
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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