# Solis inverter S5-GR3P6K, 6 kW, 3F

> Solis S5-GR3P6K is a 6 kW three-phase grid-tied string inverter for residential and small commercial PV systems. It has two MPPTs, IP66 protection and natural-convection cooling.

## Product identity
- **Brand:** Solis
- **Product family:** Solis S5-GR3P5K three-phase inverter, 5 kW
- **Variant:** 6 kW
- **SKU:** IS1
- **MPN:** S5-GR3P6K
- **GTIN:** IS1

## Description
Solis S5-GR3P6K is a transformerless 6 kW three-phase grid-tied inverter with two MPPTs. Its MPPT range is 160–1000 V, and maximum efficiency is 98.3%.

The inverter is rated IP66, uses natural-convection cooling and operates from −25 to +60 °C. It measures 310 × 563 × 219 mm and weighs 17.8 kg. RS485 is standard, while Wi-Fi or GPRS can be added as options.

## Specifications
- **Number of MPPTs:** 2
- **Connectivity:** RS485, Wi-Fi
- **Cooling:** Pasyvus
- **Power:** 6 kW
- **Type:** Tinklo inverteriai
- **Protection Class (IP):** IP66
- **Noise level:** < 29 dB
- **Maximum efficiency:** 98,3%
- **Off-grid operation:** Ne
- **Operating temperature:** -25°C iki +60°C
- **Phases:** 3 fazės
- **Modelis:** S5-GR3P6K
- **Warranty:** 10 metų

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