Solis 15kW S6 HV Single Phase Hybrid Inverter

Solis 15KW S6-EH3P High Voltage Hybrid Inverter Overview

The Solis 15KW S6-EH3P High Voltage Hybrid Inverter is built for three-phase solar systems where daytime PV generation, battery storage, grid supply and backup power need to work together. The S6-EH3P15K-H uses a high-voltage lithium-ion battery architecture with a battery operating range of 120–800 V and supports up to 15 kW of battery charging or discharging power. On the solar side, the inverter can accommodate a recommended PV array of up to 30 kW, while its maximum usable PV input power is 24 kW.

For a buyer researching a solis 15kw hybrid inverter, this model is particularly relevant where a three-phase installation needs substantial solar capacity together with battery backup. The system also supports generator input, dual backup ports for critical and non-critical loads, peak shaving and unbalanced loads. Its IP66 enclosure and intelligent fan cooling make installation planning more flexible, while the 7-inch LCD, Bluetooth and app support provide convenient system access.

Why This Hybrid Inverter Stands Out

High PV Capacity for a 15 kW Inverter

The inverter supports a 30 kW recommended maximum PV array size and 24 kW maximum usable PV input power. This gives system designers considerable room to build a high-PV hybrid system while keeping the AC inverter rating at 15 kW.

For buyers searching for solis 15kw hybrid, this distinction is important: the 15 kW figure is the inverter’s rated AC output, while the recommended PV array capacity is higher.

Four MPPTs with 20 A Input Capability

The inverter has 4 MPPTs and 4 maximum input strings, with maximum input current of 4 × 20 A and maximum short-circuit current of 4 × 30 A. Its MPPT voltage range is 200–850 V, with a 160 V startup voltage and 1000 V maximum DC input voltage.

This provides useful string-design flexibility, particularly for installations where PV arrays have different orientations or need separate MPPT tracking.

Fast Backup Switching

The backup output is rated at 15 kW, with a backup switching time below 10 ms. The inverter also supports up to 1.6 times rated power for 10 seconds on the backup side.

This makes the inverter relevant for systems where important loads need to transition to backup power quickly during grid interruptions.

Generator-Compatible Hybrid Operation

The inverter includes a dedicated generator input with a maximum input power of 15 kW. It also supports AC voltage detection between grid and generator output to help prevent reverse-current-related generator issues.

IP66 Protection and Intelligent Cooling

The inverter has an IP66 ingress protection rating and uses intelligent fan cooling. Its specified operating ambient temperature range is -25°C to +60°C, with operation specified up to 2000 m altitude.

Best For

The Solis 15KW High Voltage Hybrid Inverter is a strong fit for:

• Three-phase homes with substantial solar generation and battery backup requirements.
• Commercial and small industrial systems that need coordinated PV, storage and grid operation.
• Projects requiring a high-voltage lithium-ion battery system.
• Installations with a large PV array where up to 30 kW recommended PV capacity is useful.
• Sites affected by frequent load shedding where fast backup transfer is important.
• Systems where a generator may be integrated to extend backup duration.
• Installations that need separate control of critical and non-critical backup loads through the dual backup-port design.

Not Ideal For

This inverter may not be the right choice where:

• The installation requires a single-phase inverter rather than three-phase operation.
• The planned battery system falls outside the 120–800 V battery range.
• The project requires a battery chemistry other than the supported Li-ion type.
• The PV design exceeds the inverter’s voltage, current or permitted PV input limits.
• The project only needs a basic on-grid inverter and does not require battery storage or backup functionality.
• The installation cannot provide suitable ventilation or environmental conditions for the inverter.

Solar PV Input and MPPT Performance

The Solis 15KW Hybrid Inverter supports a maximum DC input voltage of 1000 V, with a rated PV voltage of 600 V. The MPPT operating range is 200–850 V, while PV startup begins at 160 V. Four MPPTs are provided, with four maximum input strings. Each MPPT input supports up to 20 A, while the maximum short-circuit current is 30 A per input.

The recommended PV array size is 30 kW, while the maximum usable PV input power is 24 kW. The final array should not be selected from wattage alone. String voltage, module Voc, temperature-adjusted voltage, Isc and MPPT current limits all need to remain within the inverter’s permitted operating range.

For anyone looking for a solis 15kw hybrid inverter datasheet, these PV limits are among the most important values to check before finalising the string layout.

Battery Compatibility and Energy Storage

The S6-EH3P15K-H is designed for Li-ion batteries and uses a high-voltage battery architecture. The supported battery voltage range is 120–800 V, with maximum battery charge/discharge power of 15 kW and maximum charge/discharge current of 50 A. Battery communication is provided through CAN and RS485.

Battery selection should be based on the required voltage range, charge/discharge limits and compatible BMS communication. A specific battery brand or model should be checked for compatibility before installation rather than assuming that every lithium battery will work with the inverter.

The 15 kW battery charge/discharge capability also allows the storage side to play a meaningful role in backup and energy management, provided the selected battery system can deliver the required voltage and current.

Backup Power and Load-Shedding Performance

The inverter provides a 15 kW rated backup output and supports a backup switching time of less than 10 ms. The backup output uses three-phase 220/380 V or 230/400 V configurations and has a THDv of less than 3% at linear load.

The inverter can support up to 1.6 times rated power for 10 seconds on the backup output. This can provide additional short-duration capacity for suitable loads, although actual load compatibility depends on the starting characteristics and continuous requirements of connected equipment.

A useful feature for Pakistani installations is the dual backup-port arrangement, allowing intelligent control of critical and non-critical loads. This can help separate essential circuits from heavier or less important loads during backup operation.

Generator and Smart Energy Management

The inverter supports generator input up to 15 kW and can use generator power as part of a hybrid backup arrangement. Generator input current is specified at 22.8 A / 21.7 A depending on the applicable voltage configuration, with a rated generator input frequency of 50 Hz.

The system also supports peak shaving, which can be useful where reducing grid demand during selected periods is an important part of the energy-management strategy. Support for unbalanced and half-wave loads on both grid and backup ports adds further flexibility for three-phase applications.

The inverter also supports SG heat pump compatibility.

Monitoring and Communication

System information can be accessed through the inverter’s 7.0-inch LCD display, Bluetooth and app functionality. Communication interfaces include CAN, RS485 and Ethernet, while Wi-Fi, cellular and LAN options are available as optional communication methods.

These communication options allow installers and system owners to work with different monitoring and control arrangements depending on the selected communication equipment.

Technical Specifications

Solar PV Input

Battery

AC/Grid Output

Backup/EPS Output

General Specifications

Recommended Solar System Size

The 15 kW rated AC output and 30 kW recommended PV array size should not be treated as the same specification. The inverter is rated to deliver 15 kW of AC output, while its recommended maximum PV array is 30 kW and maximum usable PV input power is 24 kW.

A final solar design should remain within the inverter’s 1000 V maximum DC voltage, MPPT range, 20 A input-current limit and short-circuit-current limits. Module Voc should also be checked with temperature correction before string lengths are finalised.

Hybrid Inverter Use in Pakistan

For Pakistani solar systems, the main advantage of a hybrid configuration is the ability to use solar generation, battery storage, grid electricity and backup power as part of one system.

The Solis 15KW Hybrid Inverter is particularly relevant for three-phase sites where load shedding makes battery backup important. The <10 ms backup transfer time, 15 kW backup rating and dual backup ports provide useful options for separating essential loads from non-essential circuits.

The inverter’s specified operating temperature reaches +60°C, but installation should still provide appropriate ventilation and avoid unnecessary heat accumulation. Correct DC and AC protection, suitable cable sizing, proper earthing and accurate PV string design remain essential.

For a solis 15kw inverter price in pakistan, buyers should also consider the complete system cost rather than the inverter alone. Battery capacity, PV array size, protection equipment, mounting, cabling and installation requirements can significantly affect the final project cost.

Solis 15KW S6-EH3P High Voltage Hybrid Inverter Price in Pakistan

The current price of the Solis 15KW S6-EH3P High Voltage Hybrid Inverter in Pakistan is Rs. 625,000 per unit.

The final project cost can vary according to battery selection, PV system size, installation requirements and quantity. Dealers and installers can contact Hajvery Solar Energy for current availability and quantity-based enquiries.

Hajvery Solar Energy is a Solis Official Distributor supplying this hybrid inverter with the applicable warranty support.

Hajvery Verified Product Information

• Brand: Solis
• Product Name: Solis 15KW S6-EH3P High Voltage Hybrid Inverter
• Exact Model: S6-EH3P15K-H
• Product Type: Three-Phase High Voltage Energy Storage / Hybrid Inverter
• Category: Hybrid Inverter
• Rated Output: 15 kW
• Battery Architecture: High Voltage
• Battery Type: Li-ion
• PV Array Recommendation: Up to 30 kW
• Maximum Usable PV Input: 24 kW
• MPPTs: 4
• Backup Output: 15 kW
• Ingress Protection: IP66

The exact model is important when checking a solis 15kw inverter datasheet, because the S6-EH3P range contains different power ratings. This page is specifically for the S6-EH3P15K-H model.

As a Solis authorized dealer, Hajvery Solar Energy can help buyers review the required battery voltage, BMS communication and system configuration before purchase.

Warranty and After-Sales Support

The Solis 15KW S6-EH3P High Voltage Hybrid Inverter comes with a 5-year manufacturer replacement warranty as confirmed for this product.

Hajvery Solar Energy provides product guidance and compatibility checking separately from the manufacturer warranty. Before purchase, buyers should keep the product model, purchase documentation and applicable warranty information available for any future warranty requirement.

Choose Hajvery Solar Energy as an Official Solis Distributor when purchasing the inverter and discussing system requirements.

Buying through Hajvery Solar Energy, an authorized Solis dealer, also provides a clear point of contact for product and compatibility guidance.

Before You Buy

Before ordering the Solis 15KW Hybrid Inverter, confirm these points with your installer:

• Three-phase system: Confirm that the property requires a three-phase inverter.
• High-voltage battery: Select a compatible Li-ion battery operating within the 120–800 V range.
• Battery communication: Confirm the required BMS communication through CAN or RS485.
• PV design: Keep PV voltage, current, Voc and Isc within the inverter’s limits.
• PV capacity: Check whether the planned array fits within the 30 kW recommended PV array size and 24 kW maximum usable PV input.
• Backup loads: Identify which circuits need backup power and account for their continuous and starting loads.
• Generator: Confirm generator capacity and connection requirements if generator backup is required.
• Installation environment: Provide suitable ventilation and comply with the specified operating conditions.
• Protection equipment: Use correctly rated AC/DC protection, cabling and earthing for the complete system.

Frequently Asked Questions

What is the Solis 15KW S6-EH3P15K-H?

The S6-EH3P15K-H is a three-phase high-voltage hybrid inverter with a 15 kW rated AC output. It combines PV generation, Li-ion battery storage, grid operation and backup functionality.

What battery does the Solis 15KW Hybrid Inverter support?

It supports Li-ion batteries with a 120–800 V battery voltage range. Maximum battery charge/discharge power is 15 kW, with maximum charge/discharge current of 50 A and CAN/RS485 communication.

How much solar PV can be connected to the Solis 15KW inverter?

The recommended maximum PV array size is 30 kW, while the maximum usable PV input power is 24 kW. The final PV design must also remain within the inverter’s voltage and current limits.

How many MPPTs does the Solis 15KW Hybrid Inverter have?

The inverter has 4 MPPTs and supports up to 4 input strings. Its MPPT voltage range is 200–850 V.

Is the Solis 15KW Hybrid Inverter suitable for load shedding?

Yes. It provides a 15 kW backup output with a specified backup switching time below 10 ms. It also supports dual backup ports for intelligent control of critical and non-critical loads.

Can a generator be connected to this inverter?

Yes. The inverter supports generator input with a maximum generator input power of 15 kW.

What is the current price of the Solis 15KW Hybrid Inverter in Pakistan?

The current price of the Solis 15KW S6-EH3P High Voltage Hybrid Inverter is Rs. 625,000 per unit.

What warranty does the Solis 15KW Hybrid Inverter have?

The inverter has a 5-year manufacturer replacement warranty as confirmed for this product.

Buy Solis 15KW S6-EH3P High Voltage Hybrid Inverter from Hajvery Solar

The Solis 15KW S6-EH3P High Voltage Hybrid Inverter is suited to three-phase solar systems that need substantial PV capacity, high-voltage lithium storage and reliable backup functionality. Its 4 MPPT design, 30 kW recommended PV array size, 15 kW battery charge/discharge capability, generator compatibility and <10 ms backup switching make it a practical option for demanding hybrid installations.

Hajvery Solar Energy can help buyers check battery compatibility, BMS communication, PV string requirements and backup-load planning before purchase.