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Solar inverter

SolaX Power X3-IES

The SolaX Power X3-IES is a solar inverter range from SolaX Power with 7 models. Rated AC output 5.5 kW – 16.5 kW. Listed and verified: VDE-AR-N 4105. Sold in Germany.

Specifications

Rated AC output
5.5 kW – 16.5 kW
Models in this range
7

What the SolaX Power X3-IES does

A solar string inverter turns the direct current from a rooftop array into grid-quality alternating current for the home, and feeds what the home does not use into the grid. The SolaX Power X3-IES range spans 5.5 kW to 16.5 kW of AC output, suiting arrays of about 5.5–7.2 kWp at the small end and 16.5–21.5 kWp at the large end, as installers commonly size the panels up to 30% above the inverter's rating.

In Germany, arrays of the same size produce about 4,950 to 14,850 kWh a year, assuming a conservative 900 kWh per kWp. For the smallest model, that is worth €381 a year fed into the grid at 7.70 ct per kWh, and up to €1,832 used at home instead of buying power at 37.0 ct.

Estimates. Electricity prices: BDEW Strompreisanalyse, autumn 2026; Bundesnetzagentur, EEG feed-in tariffs from 1 August 2026.

Product details

Product type
Solar inverter
Brand
SolaX Power · China
Category
Home Solar & Hybrid Inverters
Sold in
Germany
Listed in
ZEREZ (FGW, Germany)

Models (7)

Model AC output
X3-IES-5K-A 5.5 kW
X3-IES-8K-P 8.8 kW
X3-IES-10K-A 10 kW
X3-IES-10K-P 10 kW
X3-IES-12K-P 13.2 kW
X3-IES-15K-A 16.5 kW
X3-IES-15K-P 16.5 kW

Certifications

CertificationMarketStatusReferenceValid until
VDE-AR-N 4105 Germany ✓ Verified 20 October 2026 A3 50661524 0001

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