LG
LG340S2W-G4
TIER 2
Monocrystalline
340
Pmax (W)
17.88%
Efficiency
—
Voc
25Y
Warranty
Technical Specifications
| Brand | LG |
| Model | LG340S2W-G4 |
| Max Power (Pmax) | 340W |
| Efficiency | 17.88% |
| Cell Type | Monocrystalline |
Below-Average Efficiency: At 17.88% efficiency, this module prioritises affordability. Efficiency can be offset by lower cost per watt.
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 653 LG models in database
FAQ
What are the dimensions and weight of the LG LG340S2W-G4?
Dimensions vary by configuration.
What is the max power output of the LG LG340S2W-G4?
The LG LG340S2W-G4 is rated at 340W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the LG LG340S2W-G4?
This panel has 17.88% efficiency, which is below-average efficiency for commercial solar panels.
How long is the warranty for the LG LG340S2W-G4?
The LG340S2W-G4 comes with a 25-year product warranty covering defects and degradation.