S SOLARSPECS
The E3/DC Standard 420W is a high-performance Monocrystalline PERC solar module engineered for professional installations. The optimized 20.54% efficiency rating makes this module a reliable and cost-effective choice for large-scale solar deployments. Backed by a comprehensive 25-year warranty, the Standard 420W is built for decades of reliable energy production. Measuring 1855 x 1026 x 35 mm and weighing 21.1kg, the Standard 420W is designed for efficient handling and installation.
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Monocrystalline PERC

E3/DC Standard 420W

Max Power
420W
Efficiency
20.54%
Operating V
34.4V
Warranty
25Y
E3/DC Standard 420W logo
Technical Specifications
Open Circuit Voltage (Voc)42.1V
Short Circuit Current (Isc)12.94A
Voltage at Pmax (Vmp)34.4V
Current at Pmax (Imp)12.21A
Temp. Coefficient of Pmax-0.37%/°C
Dimensions1855 x 1026 x 35 mm
Weight21.1kg

FAQ

What is the power output of E3/DC Standard 420W?

The E3/DC Standard 420W produces up to 420W of maximum power under Standard Test Conditions (STC).

How efficient is the Standard 420W?

The Standard 420W has a module efficiency of 20.54%, placing it in the top tier of commercial solar panels available in 2026.

What warranty does E3/DC offer?

E3/DC provides a 25-year warranty for the Standard 420W, covering product defects and performance guarantees.

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