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Comparison Vtoman VS200 200 W vs Vtoman VS200 Pro 200 W

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Vtoman VS200 200 W
Vtoman VS200 Pro 200 W
Vtoman VS200 200 WVtoman VS200 Pro 200 W
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Featuresportableportable
Typemonocrystallinemonocrystalline
Specs (STC)
STC Power (Pmax)200 W200 W
Nominal voltage (Vmp)16.2 В43.2 В
Nominal power (Imp)12.3 А4.7 А
Open-circuit voltage (Voc)18.9 В50.4 В
Short circuit current (Isc)12.9 А4.9 А
Efficiency23 %23 %
Features
MC4 connector
Folding design
Support foot
Suspension system
WaterproofIP67IP67
General
Dimensions2430x602x5 mm2504x602x5 mm
Folded size650x602x51 mm650x602x51 mm
Weight8.7 kg8.8 kg
Added to E-Catalogfebruary 2026february 2026
Compare Vtoman VS200 and VS200 Pro
Glossary

Specs (STC)

Standard Test Conditions (STC) are standard test conditions that reflect the operation of a solar panel under ideal conditions. As part of the tests, the weather of a clear sunny day with an air temperature of +25 °C, no wind, solar intensity of 1000 W/m² and an emission spectrum relative to air mass of 1.5 is simulated. The surface of the solar cell must be placed strictly perpendicular to the rays from the celestial body. Note that in real operation of the solar panel, such conditions are extremely rare. However, in general, the characteristics of the STC allow us to evaluate the "passport" parameters of the energy storage device.

Nominal voltage (Vmp)

The voltage reading on the voltmeter during a solar panel test at the nominal power level according to the STC method. This parameter, Vmp, stands for Voltage at Maximum Power and is measured in volts. It helps determine which type of batteries the panel is designed for — either 12 V or 24V.

Nominal power (Imp)

Ammeter reading during solar panel testing under STC conditions. The value of the rated current Imp (Current at Maximum Power) is measured in amperes.

Open-circuit voltage (Voc)

The voltage generated by the solar battery in idle mode, that is, without connecting the load. Behind the abbreviation Voc stands for Voltage Open Circuit.

Short circuit current (Isc)

The current value under the condition of zero voltage (Short Circuit Current).

Dimensions

Dimensions of the solar panel in unfolded form.