Solar inverters · Compare

Fronius Primo 3.6-1 vs GoodWe GW3600N-EH

AC power: Fronius Primo 3.6-1 3.6 kW, GoodWe GW3600N-EH 3.6 kW. The GoodWe GW3600N-EH is better on 4 of 10 comparable points.

Who wins where

  • Fronius Primo 3.6-1
  • GoodWe GW3600N-EH
PerformanceEfficiencyElectricalConnectivity & smartDimensions & weight
Performance: Fronius Primo 3.6-1 34, GoodWe GW3600N-EH 34; Efficiency: Fronius Primo 3.6-1 37, GoodWe GW3600N-EH 27; Electrical: Fronius Primo 3.6-1 44, GoodWe GW3600N-EH 47; Connectivity & smart: Fronius Primo 3.6-1 36, GoodWe GW3600N-EH 61; Dimensions & weight: Fronius Primo 3.6-1 39, GoodWe GW3600N-EH 64

Biggest differences

FactPrimo 3.6-1GW3600N-EH
MPPT voltage max.800 V550 V
Max. input current per MPPT12 A16 A
Weight21.5 kg17 kg
MPPT voltage min.80 V100 V
All specifications ↓

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

Technical specifications FroniusPrimo 3.6-1 GoodWeGW3600N-EH
Performance
AC power 3.6 kW 1 3.6 kW 2
Max. PV array power – 5.4 kWp 2
MPP trackers 2 3 2 2
Efficiency
Max. efficiency 98 % ✓ 3 97.6 % 2
European efficiency 96.8 % 3 97 % ✓ 2
Electrical
MPPT voltage min. 80 V ✓ 3 100 V 2
MPPT voltage max. 800 V ✓ 3 550 V 2
Max. input current per MPPT 12 A 3 16 A ✓ 2
Phases 1 1 1 2
Connectivity & smart
Hybrid (battery-ready) No 1 Yes ✓ 2
Backup power – Yes 2
Wi-Fi / monitoring Yes 3 Yes 2
Dimensions & weight
IP rating – IP65 2
Width 431 mm 3 354 mm 2
Height 645 mm 3 433 mm 2
Depth 204 mm 3 147 mm 2
Weight 21.5 kg 3 17 kg ✓ 2

Sources

  1. ENA Type Test Register (inverters) — Energy Networks Association (ENA) · accessed 27 Sept 2026
  2. EH PLUS+ Series 3.6–6 kW hybrid inverter (EMEA) – datasheet, EN-EMEA V1.1 (20250225) — GoodWe Technologies Co., Ltd. · accessed 27 Sept 2026
  3. FRONIUS PRIMO, v19 Dec 2022 — Fronius · accessed 2 Oct 2026