Solis S6+ 8kW Hybrid Inverter overview

The Solis S6+ 8kW Hybrid Inverter (S6-EH1P8K-L-PLUS) is part of the advanced S6+ series, engineered to deliver reliable power and flexible energy management for systems requiring higher load capacity. With dual MPPT and enhanced performance characteristics, this inverter is suitable for demanding household and business applications.

Designed for a 48 V battery system, it produces pure sine wave output that is safe for sensitive electronics, kitchen appliances, pumps, and motorised devices, while also supporting efficient solar harvesting and backup power.

Intelligent hybrid energy management

The Solis S6+ 8kW hybrid inverter automatically manages energy flow from solar panels, batteries and grid or generator sources. It prioritises solar energy for powering loads and charging batteries, then smoothly switches to battery or grid support as conditions require, ensuring continuous power supply without manual intervention.

This intelligent logic helps reduce grid dependence and provides dependable backup during load shedding or outages.

Dual MPPT solar charging

Equipped with dual MPPT trackers, this inverter can independently optimise two solar strings, improving energy capture over a range of sunlight conditions and array configurations. The wide MPPT voltage range allows flexible panel designs and maximises solar input efficiency.

Dual MPPT also improves performance where panels face multiple orientations or shading variations.

Built-in LCD display & control

The Solis S6+ 8kW model includes an integrated LCD screen that displays real-time system information such as power flow, battery state of charge, solar input, load output and fault codes. This simplifies on-site monitoring for installers and owners without needing external devices.

Advanced settings and configuration options can be accessed via the display, providing intuitive system control.

Battery compatibility and storage

This inverter supports lithium-ion and lead-acid batteries within a 40–60 V battery voltage range. Intelligent charge and discharge control protects battery health while providing rapid response during load changes or backup events.

High battery charging and discharging currents allow efficient energy utilisation and stability under varied load scenarios.

Backup performance and surge capability

The Solis S6+ 8kW Hybrid Inverter is engineered to handle backup power demands with strong surge capability, suitable for appliances requiring high inrush current such as pumps, freezers and compressors.

Fast backup switching ensures minimal interruption during grid outages, making it suitable for load-shedding conditions or weak grid environments.

Parallel operation and system growth

This hybrid inverter supports parallel operation with multiple units, allowing system expansion and possible three-phase configurations for larger power requirements. This makes it suitable for installations where energy demand may grow over time.

Typical applications

The Solis S6+ 8kW Hybrid Inverter is suitable for:

• Larger residential homes

• Backup power systems in load-shedding areas

• Small commercial and office installations

• Hybrid solar systems with generator support

Technical specifications

• Brand: Solis

• Model / MPN: S6-EH1P8K-L-PLUS

• Inverter type: Hybrid, single-phase, low voltage

• Rated output power: 8 000 W

• Nominal AC voltage: 230 V

• Nominal AC frequency: 50 Hz / 60 Hz

• Battery voltage range: 40–60 V

• Supported battery types: Lithium-ion, Lead-acid

PV input

• Maximum PV input power: 12 800 W

• Maximum DC input voltage: 600 V

• MPPT voltage range: 90–520 V

• MPPT trackers: 2

• Maximum PV input current: 16 A + 16 A

AC output

• Maximum AC apparent power: 8.0 kVA

• Rated grid voltage: 220 / 230 V

• Rated grid frequency: 50 Hz

• Rated output current: 34.8 A

• Maximum output current: 36 A

• Power factor: >0.99

Surge / backup

• Surge capability: 200 % of rated power for 10 s

• Backup transfer time: <4 ms

• Maximum AC passthrough current: 40 A

Efficiency

• Maximum efficiency: >97.5 %

• EU efficiency: >97.0 %

• MPPT efficiency: 99.9 %

General

• Ingress protection: IP66

• Cooling method: Natural convection

• Operating temperature range: -40 °C to +60 °C (derating above 45 °C)

• Maximum altitude: 4 000 m

• Dimensions (W × H × D): 406 × 580 × 215 mm

• Weight: 26 kg

• Display: Integrated LCD

• Communication: RS485, CAN (optional Wi-Fi/GPRS/LAN)

• Manufacturer warranty: Manufacturer warranty (terms and duration depend on registration and regional policy)