PowerGuide

Solis S6-GR1P3.6K vs Solis S6 Hybrid

A side-by-side look at the Solis S6-GR1P3.6K and Solis S6 Hybrid. Winning figures are highlighted.

Solis
Solis S6-GR1P3.6K
Solis
Solis S6 Hybrid
Price from n/a n/a
Power 4 kW 5 kW
Type String Hybrid
MPPTs 2 2
Efficiency 97.3 % 96.2 %
Battery ready No Yes

Best value per row highlighted. Prices last checked 15 October 2026.

Solis S6-GR1P3.6K

A plain PV-only inverter for a roof with no battery planned. Its datasheet rated grid output current is 16.0A at 220V (15.7A at 230V), and a 16.0A maximum output current, so it sits on the G98 line rather than above it. Two MPPTs on a 3.6kW unit is generous for the size, and a 5.4kW recommended maximum PV input gives real headroom for a DC-oversized array. It weighs 11.2kg and the enclosure is IP66.

Full Solis S6-GR1P3.6K review

Solis S6 Hybrid

A flexible, well-priced hybrid that works with many low-voltage (40–60V) batteries, a common backbone for UK retrofit storage.

Full Solis S6 Hybrid review

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