Compare Dokemo DKM40P vs Open Group Holding OP-155W

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 25 Years of 80% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 40 Wp

Efficiency:

Voltage at Maximum Power VMPP: 13.44 V

Current at Maximum Power IMPP: 2.98 A

Open Circuit Voltage VOC: 16.94 V

Short Circuit Current ISC: 3.25 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 4.5 kg

Cell Type: Polycrystalline

Cell Count: 28

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 155 Wp

Efficiency:

Voltage at Maximum Power VMPP: 34.4 V

Current at Maximum Power IMPP: 4.51 A

Open Circuit Voltage VOC: 43.2 V

Short Circuit Current ISC: 4.95 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.55 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.07 %/°C

Solar Panel Attributes

Weight: 16 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown