Compare Solar Panels & Manufacturers

Compare Rongma New Energy RM72-156P/305 vs Just Solar JST445M(144)

Rongma New Energy

RM72-156P/305

Model: RM72-156P/305

Series: RM72-156P 305-320

Manufacturer: Rongma New Energy

Rated Power: 305 Wp

EnergyPal Rongma New Energy  Solar Panels RM72-156P 305-320 RM72-156P/305
Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown


Panel Performance

Rated Power: 305 Wp

Efficiency: 15.72 %

Voltage at Maximum Power VMPP: 36.97 V

Current at Maximum Power IMPP: 8.25 A

Open Circuit Voltage VOC: 44.9 V

Short Circuit Current ISC: 8.88 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.06 %/°C


Solar Panel Attributes

Weight: 25.8 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, High Transmittance

Just Solar

JST445M(144)

Model: JST445M(144)

Series: JST430-455M(144)-166mm

Manufacturer: Just Solar

Rated Power: 445 Wp

EnergyPal Just Solar Solar Panels JST430-455M(144)-166mm JST445M(144)
Warranty Terms

Output Warranty:

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

Materials Warranty: 25 Years


Panel Performance

Rated Power: 445 Wp

Efficiency: 20.1 %

Voltage at Maximum Power VMPP: 41.2 V

Current at Maximum Power IMPP: 10.81 A

Open Circuit Voltage VOC: 49.8 V

Short Circuit Current ISC: 11.4 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.36 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.05 %/°C


Solar Panel Attributes

Weight: 24 kg

Cell Type: Monocrystalline

Cell Count: 144

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, Anti-reflection Coating, High Transmittance