Solar inverters · Compare

GoodWe GW12K-ET-20 vs SolaX X3-HYBRID-12.0-D

AC power: GoodWe GW12K-ET-20 12 kW, SolaX X3-HYBRID-12.0-D 12 kW. The GoodWe GW12K-ET-20 is better on 5 of 12 comparable points.

Who wins where

  • GoodWe GW12K-ET-20
  • SolaX X3-HYBRID-12.0-D
PerformanceEfficiencyElectricalConnectivity & smartDimensions & weight
Performance: GoodWe GW12K-ET-20 89, SolaX X3-HYBRID-12.0-D 76; Efficiency: GoodWe GW12K-ET-20 68, SolaX X3-HYBRID-12.0-D 63; Electrical: GoodWe GW12K-ET-20 58, SolaX X3-HYBRID-12.0-D 62; Connectivity & smart: GoodWe GW12K-ET-20 56, SolaX X3-HYBRID-12.0-D 39; Dimensions & weight: GoodWe GW12K-ET-20 24, SolaX X3-HYBRID-12.0-D 13

Biggest differences

FactGW12K-ET-20X3-HYBRID-12.0-D
Max. input current per MPPT16 A28 A
MPP trackers32
MPPT voltage min.120 V180 V
Max. PV array power19.2 kWp24 kWp
Weight25 kg30 kg
MPPT voltage max.850 V950 V
All specifications ↓

Score per area = position (0–100) relative to all 238 models in this category; higher is better.

Technical specifications GoodWeGW12K-ET-20 SolaXX3-HYBRID-12.0-D
Performance
AC power 12 kW 1 12 kW 2
Max. PV array power 19.2 kWp 1 24 kWp ✓ 3
MPP trackers 3 ✓ 1 2 3
Efficiency
Max. efficiency 98.2 % ✓ 1 98 % 3
European efficiency 97.5 % 1 97.7 % ✓ 3
Electrical
MPPT voltage min. 120 V ✓ 1 180 V 3
MPPT voltage max. 850 V 1 950 V ✓ 3
Max. input current per MPPT 16 A 1 28 A ✓ 3
Phases 3 1 3 2
Connectivity & smart
Hybrid (battery-ready) Yes ✓ 1 No 2
Backup power Yes 1 Yes 3
Wi-Fi / monitoring Yes 1 Yes 3
Dimensions & weight
IP rating IP66 1 IP65 3
Width 496 mm 1 503 mm 3
Height 460 mm 1 503 mm 3
Depth 221 mm 1 199 mm 3
Weight 25 kg ✓ 1 30 kg 3

Sources

  1. ET G2 Series 6–15 kW hybrid inverter (EMEA) – datasheet, EN-EMEA V1.1 (20241022) — GoodWe Technologies Co., Ltd. · accessed 27 Sept 2026
  2. ENA Type Test Register (inverters) — Energy Networks Association (ENA) · accessed 27 Sept 2026
  3. SolaX X3-HYBRID G4 Datasheet, 3.8 — SolaX Power · accessed 29 Sept 2026