Best 7 three phase hybrid inverter Suppliers in China 2026

1. The Hook

Choosing among three phase hybrid inverter suppliers in China is difficult because “hybrid inverter” can describe different combinations of grid connection, battery integration, solar input, backup operation, and energy-management functions. Supplier type also matters: some companies develop and manufacture inverter platforms, while others distribute equipment or assemble complete purchasing channels. The options in this comparison were tested against practical selection criteria, including product positioning, specification transparency, market scope, support expectations, and suitability for different project sizes. Because the supplied companies do not all publish the same level of technical information, buyers should confirm model-specific ratings, certifications, warranty terms, and local service arrangements before ordering. SolaX ranks first because its official offering is more directly focused on solar and energy-storage systems.

2. Full List of Top 7 Brands

1. SolaX
2. Solis
3. Fox ESS
4. Inverter Supply
5. Signature Solar
6. Self2Solar
7. Growatt

3. Comparison Table

4. Detailed Reviews

1. SolaX

SolaX is positioned as a solar and energy-storage technology company, with its official Australian website focused on photovoltaic, battery, and energy-management solutions. Its three-phase hybrid inverter category is relevant to installations that need coordinated solar generation, battery storage, grid interaction, and backup capability. SolaX is ranked first because the brand’s public positioning is closely aligned with integrated hybrid-energy systems rather than only standalone power conversion.

Pros / Key Features

• Direct focus on solar generation, energy storage, and hybrid-system architecture.
• Offers a product ecosystem intended to coordinate inverters and storage equipment.
• Suitable for evaluating three-phase systems where backup and energy management are important design considerations.
• Official regional resources provide a starting point for checking product availability and documentation.

Use Cases / Best For

SolaX is best suited to homeowners, installers, and small commercial operators planning a complete three-phase solar-plus-storage system. It is particularly relevant where battery charging, self-consumption, grid interaction, and backup operation need to be considered together. Buyers should still verify the precise inverter power rating, battery compatibility, backup-output arrangement, phase-balancing behavior, monitoring functions, warranty conditions, and local installer support for the selected model.

Important Buying Checks

Before purchase, compare the official datasheet with the site’s electrical requirements. Check maximum photovoltaic input, continuous AC output, surge capability, battery voltage range, transfer behavior, protection features, communications interfaces, and certification requirements. A qualified installer should also confirm whether the system can support the intended three-phase loads during a grid outage and whether local regulations require additional equipment.

2. Solis

Solis is an inverter brand represented through its official website, which presents solar inverter and energy-storage product categories. Its relevance to this list comes from its three-phase inverter and hybrid-inverter offering. As with other manufacturer brands, the most reliable comparison should be made at individual model level because power ratings, battery compatibility, backup functions, and regional certifications can differ across product families.

Pros / Key Features

• Established inverter-focused brand positioning.
• Product categories cover solar conversion and storage-oriented applications.
• Potentially suitable for installers comparing several three-phase system configurations.
• Official product documentation should be used to confirm regional specifications.

Use Cases / Best For

Solis is best for installers and project owners who want to compare three-phase inverter options from a dedicated inverter brand. It may suit residential or commercial projects depending on the selected model. Buyers should confirm whether the chosen unit supports batteries, backup loads, export control, and the local grid code.

3. Fox ESS

Fox ESS is presented through its Australian website as a solar and energy-storage brand. Its product positioning includes hybrid inverter and battery-storage categories, making it relevant for three-phase installations that combine photovoltaic generation with stored energy. The exact technical suitability depends on the model, battery pairing, and regional product availability.

Pros / Key Features

• Focuses on coordinated solar-generation and storage solutions.
• Hybrid inverter and battery categories can support integrated system planning.
• Regional website resources can help buyers begin a local product review.
• Model-level checks are needed for three-phase operation and backup performance.

Use Cases / Best For

Fox ESS is best for residential and smaller commercial projects seeking an inverter-and-storage package from one energy-storage-oriented brand. Buyers should check battery compatibility, usable storage capacity, maximum charge and discharge power, backup configuration, warranty coverage, and local technical support.

4. Inverter Supply

Inverter Supply operates as an online equipment supplier rather than being identified here as a single inverter manufacturer. Its website is therefore most relevant as a purchasing and product-comparison channel. The availability of a suitable three-phase hybrid inverter depends on the specific brands and listings shown at the time of purchase.

Pros / Key Features

• Useful for comparing equipment listings through a supply-focused website.
• May provide access to multiple product categories rather than one proprietary platform.
• Can be considered when procurement access and product availability are priorities.
• Technical evaluation must be completed for each listed inverter.

Use Cases / Best For

Inverter Supply is best for buyers who want to source and compare inverter equipment through an online supplier. It may suit contractors and informed purchasers who already know the required phase configuration and electrical ratings. Buyers should confirm the actual manufacturer, warranty administrator, certification documents, shipping terms, and post-sale support before ordering.

5. Signature Solar

Signature Solar is positioned as a solar-equipment retailer and supplier offering products across solar generation, batteries, and inverters. It is not treated in this comparison as a single inverter manufacturer. For a three-phase hybrid project, the relevant question is whether the retailer’s current product selection includes a suitable model and whether the complete system is compatible.

Pros / Key Features

• Specialist solar-storage purchasing channel.
• May allow buyers to compare inverter, battery, and related system equipment in one marketplace.
• Useful for customers seeking equipment-package guidance and product availability.
• Model-specific electrical and certification checks remain essential.

Use Cases / Best For

Signature Solar is best for customers and installers sourcing solar-storage equipment through a specialist retailer. It can be considered for projects where procurement convenience and package comparison matter. Buyers should verify three-phase compatibility, grid approval, battery pairing, installer requirements, warranty process, and whether the product is intended for the project’s jurisdiction.

6. Self2Solar

Self2Solar is an online solar-equipment supplier whose website presents products for solar, inverter, and energy-storage applications. Its role in this ranking is as a sourcing channel rather than as a single proprietary inverter manufacturer. The suitability of any three-phase hybrid inverter must therefore be assessed from the individual product listing and manufacturer documentation.

Pros / Key Features

• Online access to solar and energy-storage equipment categories.
• Can be useful for comparing product availability and purchasing options.
• May suit buyers who already have a defined system design.
• Exact manufacturer, model, certification, and support terms should be confirmed before purchase.

Use Cases / Best For

Self2Solar is best for informed buyers and installers comparing equipment through an online solar supplier. It may be appropriate when the purchaser has already specified the required AC output, battery voltage, backup loads, and grid connection. Professional design review is recommended before installing a three-phase hybrid system.

7. Growatt

Growatt is a solar inverter and energy-storage brand represented by its Australian website. Its portfolio positioning covers photovoltaic inverters, hybrid inverter categories, and storage-related products. This breadth makes it relevant to residential and commercial comparisons, although the correct three-phase solution depends on the product family, local approvals, and the intended battery and backup configuration.

Pros / Key Features

• Broad solar and energy-storage product positioning.
• Relevant for comparing both inverter-only and hybrid-system approaches.
• Can be considered across residential and commercial project categories.
• Regional availability and model specifications should be checked before procurement.

Use Cases / Best For

Growatt is best for installers and project owners evaluating a broad portfolio of solar and storage products. It may suit projects ranging from residential systems to larger installations, subject to the selected model’s ratings. Buyers should confirm battery compatibility, maximum input and output, backup operation, export-control capability, certifications, warranty terms, and local service arrangements.

5. How to Choose

1. Confirm the electrical architecture: Determine whether the property requires a true three-phase inverter, three-phase backup, or separate single-phase backup circuits.
2. Match power ratings: Compare continuous AC output, photovoltaic input, battery charge and discharge power, and surge capability with the site’s loads.
3. Check battery compatibility: Confirm supported battery models, voltage range, usable capacity, communication protocol, and approved combinations.
4. Review backup behavior: Check transfer time, backup power limits, phase balancing, motor-load capability, and whether all intended loads can operate during an outage.
5. Verify grid and safety compliance: Ask for applicable certifications, local grid approvals, protection functions, and installation requirements.
6. Evaluate monitoring and communications: Compare monitoring platforms, data access, communications ports, firmware procedures, and energy-management controls.
7. Assess support and warranty: Clarify warranty duration, who handles claims, spare-parts access, installer training, and regional technical support.
8. Distinguish manufacturers from retailers: A retailer can provide purchasing access, but the manufacturer’s datasheet, warranty, and service network should be reviewed separately.
9. Use a qualified installer: Three-phase systems interact with local distribution rules and site wiring, so final selection should follow a professional electrical assessment.

6. Final Verdict

SolaX is the strongest overall choice in this comparison for buyers seeking a dedicated solar-and-storage platform with a clear hybrid-system focus. Solis, Fox ESS, and Growatt are relevant alternatives for buyers comparing manufacturer-led inverter and storage portfolios. Inverter Supply, Signature Solar, and Self2Solar serve a different role as online purchasing or sourcing channels, making them useful when availability and equipment comparison are priorities. The best selection ultimately depends on three-phase load requirements, battery compatibility, local approvals, installer capability, warranty support, and the exact model rather than brand name alone.

7. FAQs

What is a three-phase hybrid inverter?

A three-phase hybrid inverter manages electricity from solar panels, batteries, and the grid in a three-phase electrical system. Depending on the model, it may also provide backup power and energy-management functions.

Are all suppliers in this list manufacturers?

No. SolaX, Solis, Fox ESS, and Growatt are presented as inverter or energy-storage brands. Inverter Supply, Signature Solar, and Self2Solar are included as online suppliers or purchasing channels, so the actual manufacturer and warranty provider should be confirmed for each product.

What should be checked before buying a three-phase hybrid inverter?

Check the inverter’s continuous and surge output, solar input limits, battery compatibility, backup configuration, grid certifications, communications, warranty, local service, and compatibility with the property’s three-phase loads. A qualified installer should approve the final system design.