# Solis inverter S5-GR3P5K, 5 kW, 3F

> Solis S5-GR3P5K is a 5 kW three-phase grid-tied string inverter for residential and small commercial PV systems. It has two MPPTs, up to 98.3% maximum efficiency, IP66 protection and natural-convection cooling.

## Product identity
- **Brand:** Solis
- **Product family:** Solis S5-GR3P5K three-phase inverter, 5 kW
- **Variant:** 5 kW
- **SKU:** IS2
- **MPN:** S5-GR3P5K
- **GTIN:** IS2

## Description
Solis S5-GR3P5K is a transformerless 5 kW three-phase grid-tied inverter. Two MPPTs support two PV strings, while the 160–1000 V MPPT range and 16 A input current per MPPT make it suitable for modern module arrays. Maximum efficiency is 98.3% and European efficiency is 97.7%.

The inverter is protected to IP66, uses natural-convection cooling and operates from −25 to +60 °C. It measures 310 × 563 × 219 mm and weighs 17.8 kg. Built-in protection functions include DC reverse-polarity, short-circuit, output overcurrent, surge, grid-monitoring, anti-islanding and temperature protection; AFCI is available after activation. RS485 is standard, with Wi-Fi or GPRS available as options.

## Specifications
- **Number of MPPTs:** 2
- **Connectivity:** RS485; pasirinktinai Wi‑Fi arba GPRS
- **Cooling:** Natūrali konvekcija
- **Power:** 5 kW
- **Type:** Tinklo inverteriai
- **Protection Class (IP):** IP66
- **Noise level:** < 30 dB(A)
- **Maximum efficiency:** 98,3 %
- **Off-grid operation:** Ne
- **Operating temperature:** −25 °C iki +60 °C
- **Phases:** 3 fazės
- **Warranty:** 10 metų

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