Solis S6-EH1P6K-L-EU 6kW Low Voltage Hybrid Solar Inverter

Solis S6-EH1P6K-L-EU 6kW Low Voltage Hybrid Solar Inverter

The Solis S6-EH1P6K-L-EU is a single-phase low-voltage hybrid energy storage inverter designed for residential solar and battery storage systems. It combines PV generation, battery energy storage, grid power and backup operation in one system, supporting both on-grid and off-grid operating modes.

With 6kW rated output, integrated 2 MPPTs, a 42–58V battery voltage range, and up to 125A maximum battery charge/discharge current, the Solis S6-EH1P6K-L-EU is designed for flexible low-voltage solar energy storage applications. The inverter also supports automatic UPS switching with a backup switching time of less than 10ms. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Key Features

• 6kW rated AC output
• Single-phase low-voltage hybrid inverter
• 2 integrated MPPTs for different solar array orientations
• Up to 9.6kW recommended maximum PV power
• Maximum PV input voltage of 600V
• MPPT voltage range of 90–520V
• Maximum PV input current of 16A per MPPT
• Maximum short-circuit current of 24A per MPPT
• 42–58V battery voltage range
• Compatible with Li-ion and lead-acid batteries
• Battery capacity range 50–2000Ah
• Up to 6kW maximum battery charge/discharge power
• Up to 125A maximum charge/discharge current
• Automatic UPS switching
• Backup switching time <10ms
• Supports Peak Shaving Mode
• Integrated battery protection and operating functions
• CAN/RS485 battery communication
• Pre-made battery, meter and CAN cabling
• IP66 ingress protection
• Natural convection cooling
• SolisCloud monitoring through supported communication equipment
• Supports flexible single-phase and three-phase system configurations according to the applicable system arrangement.

Dual MPPT Solar Input

The Solis S6-EH1P6K-L-EU uses two independent MPPTs, allowing solar arrays with different orientations to be managed more effectively. Each MPPT supports up to 16A input current, while the maximum short-circuit current is 24A per MPPT. Solis_Manual_S6-EH1P(3-6)K-L-EU…

6kW Low-Voltage Battery Storage

The inverter supports a 42–58V battery voltage range and is compatible with Li-ion and lead-acid battery technologies. The 6kW version supports up to 6kW maximum charging/discharging power and 125A maximum charge/discharge current.

The battery interface communicates through CAN/RS485, allowing compatible lithium battery BMS communication. Battery compatibility should be checked against the applicable Solis battery compatibility list before installation. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Automatic UPS Backup Switching

The Solis S6-EH1P6K-L-EU provides automatic backup switching with a specified transfer time of less than 10ms, making it suitable for systems where selected loads need rapid transition to backup power. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Peak Shaving Mode

The inverter supports Peak Shaving Mode, allowing the system to dynamically manage battery charging behavior according to configured grid-power and load conditions. The supplied manual describes peak-shaving settings as dynamically adjusting force-charging power. Solis_Manual_S6-EH1P(3-6)K-L-EU…

On-Grid and Off-Grid Operation

The S6-EH1P-L series is designed for residential hybrid systems and can operate in both on-grid and off-grid modes. The system provides different operating modes including Self-Use, Feed-in Priority and Off-Grid modes. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Smart Monitoring and Communication

The inverter supports RS485 and CAN communication, with optional Wi-Fi, GPRS and LAN communication through supported data-logging equipment. SolisCloud can be used for remote monitoring through compatible Solis data loggers. Solis_Manual_S6-EH1P(3-6)K-L-EU… Solis_Manual_S6-EH1P(3-6)K-L-EU…

Applications

The Solis S6-EH1P6K-L-EU can be used for:

• Residential solar energy storage
• Home solar battery systems
• Backup power systems
• Hybrid solar installations
• Self-consumption solar systems
• Off-grid solar applications
• Solar battery storage
• Peak-shaving applications
• Grid-connected energy storage
• Critical-load backup systems
• Residential and selected small energy-storage applications

FAQs

Is the Solis S6-EH1P6K-L-EU a hybrid inverter?

Yes. It is a single-phase low-voltage hybrid energy storage inverter designed to work with PV, batteries and the utility grid, with on-grid and off-grid operating modes. Solis_Manual_S6-EH1P(3-6)K-L-EU…

What is the rated power of the Solis S6-EH1P6K-L-EU?

The S6-EH1P6K-L-EU has a 6kW rated output power. Solis_Manual_S6-EH1P(3-6)K-L-EU…

How many MPPTs does the Solis S6-EH1P6K-L-EU have?

It has 2 MPPTs, with maximum input current of 16A per MPPT. Solis_Manual_S6-EH1P(3-6)K-L-EU…

What battery voltage does the Solis S6-EH1P6K-L-EU use?

The specified battery voltage range is 42–58V. It supports Li-ion and lead-acid battery types. Solis_Manual_S6-EH1P(3-6)K-L-EU…

What is the maximum battery charge and discharge current?

The 6kW model supports up to 125A maximum charge/discharge current. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Does the Solis S6-EH1P6K-L-EU support lithium batteries?

Yes. The manual specifies Li-ion and lead-acid battery compatibility. The exact battery model should be checked against the applicable Solis compatibility list. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Does it support backup power?

Yes. The inverter has a dedicated AC backup output and a specified backup switching time of less than 10ms. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Does the Solis S6-EH1P6K-L-EU support peak shaving?

Yes. Peak Shaving Mode is listed as a feature, and the manual includes peak-shaving settings for dynamic force-charging control. Solis_Manual_S6-EH1P(3-6)K-L-EU…

Is the Solis S6-EH1P6K-L-EU suitable for outdoor installation?

The inverter has an IP66 ingress protection rating and an operating temperature range of -25°C to +60°C. Installation must still follow the manufacturer's location, clearance and ventilation requirements.