S SOLARSPECS
The VSUN VSUN400-108MH-BB is a Monocrystalline solar module delivering 400W of rated power output with 20.51% module efficiency. Designed for residential rooftop systems, this panel brings reliable performance.
🏭View all 773 VSUN models Brand range: 295W–710W
Monocrystalline

VSUN VSUN400-108MH-BB

Max Power
400W
Efficiency
20.51%
Operating V
31.2V
Warranty
25Y
VSUN VSUN400-108MH-BB logo
Technical Specifications
Open Circuit Voltage (Voc)37.2V
Short Circuit Current (Isc)13.68A
Voltage at Pmax (Vmp)31.2V
Current at Pmax (Imp)12.84A
Temp. Coefficient of Pmax-0.323%/°C
Dimensions1794 x 1087 x 35 mm
Weight24.4kg
NOCT45.47°C
PTC Rating380.1W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 773 VSUN models in database

FAQ

How efficient is the VSUN VSUN400-108MH-BB?

This panel has 20.51% efficiency, which is above average for commercial solar panels.

What are the dimensions and weight of the VSUN VSUN400-108MH-BB?

It measures 1794 x 1087 x 35 mm and weighs 24.4kg.

How long is the warranty for the VSUN VSUN400-108MH-BB?

The VSUN400-108MH-BB comes with a 25-year product warranty covering defects and degradation.

What is the max power output of the VSUN VSUN400-108MH-BB?

The VSUN VSUN400-108MH-BB is rated at 400W under STC (1000 W/m², 25°C, AM 1.5).

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📊 Brand Context

VSUN offers 773 solar panel models from 295W to 710W.

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