Sigenergy
Sigenergy is a Shanghai-based AI-driven energy technology company that designs and manufactures integrated solar, battery storage, EV charging, and heat-pump systems for residential, commercial, and utility customers, sold through 170+ distributors and 25,000+ installers across 120+ countries.
- Company typePublic
- Founded2022
- HeadquartersShanghai, China
- Headcount501–1,000
- GTM typeB2B and B2C
- OfferingHardware or Manufacturing
What Sigenergy does
Sigenergy Technology Co., Ltd. is a Shanghai-headquartered AI-driven energy technology company founded in 2022 by Tony Xu (former Huawei executive) and Samuel Zhang. The company designs and manufactures an integrated distributed energy stack spanning residential, commercial & industrial (C&I), and utility-scale applications, built around a modular architecture that combines PV inverters, battery storage, EV charging, heat-pump control, and an energy gateway in a unified platform. Flagship products include the SigenStor 5-in-1 residential system, SigenStack and SigenCube modular C&I storage, SigenTerra utility-scale storage paired with a 506 kW PV inverter, a range of micro and hybrid inverters, bidirectional V2X DC and AC EV chargers, the SigenFlux heat pump, and the SigenMate plug-and-play storage system. Hardware is unified under the mySigen App and SigenAgent, an AI agent that autonomously optimizes solar, storage, EV charging, and heat management using real-time weather, electricity-price, and grid-condition data.
Sigenergy makes money primarily through hardware sales—integrated energy storage systems, inverters, and EV chargers—distributed via a two-tier channel model comprising 170+ distribution partners and 25,000+ certified installers across more than 120 countries. The company also runs direct enterprise and EPC sales for larger C&I and utility-scale projects (for example, a 20 MWh deployment in Bulgaria and an 11.6 MWp / 20 MWh DC-coupled plant in Germany). Customer segments are horizontal: residential homeowners, C&I facilities, and utility-scale developers. Revenue grew from RMB 58 million in 2023 to RMB 1.33 billion in 2024 to RMB 9 billion in 2025, with gross margin of 50.1% and adjusted net margin of 35.9% in 2025. Sigenergy listed on the Hong Kong Stock Exchange (06656.HK) in April 2026, raising HK$4.4 billion and reaching a debut valuation of HK$162.8 billion; the company operates the 136,000 sqm Nantong Smart Energy Center and has announced a $150-200M manufacturing facility in India targeting 10-20 GW of capacity.
Sigenergy firmographics
Firmographics- Name
- Sigenergy
- Legal name
- Sigenergy Technology Co., Ltd.
- Website
- https://sigenergy.com
- Company type
- Public
- Founded year
- 2022
- Operating status
- Ipo
- Headcount range
- 501–1,000 employees
- Short description
- Sigenergy is a Shanghai-based AI-driven energy technology company that designs and manufactures integrated solar, battery storage, EV charging, and heat-pump systems for residential, commercial, and utility customers, sold through 170+ distributors and 25,000+ installers across 120+ countries.
- Ownership category
- akta.pro rank
Sigenergy industry classification
Industry- Product category
- Energy Storage Systems
- NAICS
- Switchgear and Switchboard Apparatus Manufacturing (335313), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341), Computer Systems Design and Related Services (5415)
- SIC
- Switchgear & Switchboard Apparatus (3613), Services-Computer Integrated Systems Design (7373), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)
- akta.pro primary industry
- Stationary Energy Storage Systems (BESS/ESS Integrators) (IMAGAHAD)
- akta.pro secondary industries
- Energy Storage Software & Controls (EMS, monitoring, optimization, cybersecurity) (IMAGAHAJ), Microgrid Controllers, Energy Management & DER Orchestration (MGC, SCADA, Optimization) (EUAFAJAH), Bidirectional Charging Hardware (Onboard/Offboard Chargers, Inverters, EVSE) (EUAFAMAC), EV Charger Smart Load Integration with HVAC/Electrical Systems (HSAOANAK)
Keywords
Where Sigenergy is headquartered
LocationHeadquarters
- HQ city
- Shanghai
- HQ country
- China
- HQ region
- Asia
Offices4 records
Markets served
Sigenergy business model
Business model- GTM type
- B2B and B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Technology or R&D, Personnel, Marketing or Sales, Infrastructure
Revenue model
- Hardware Sales (Energy Storage Systems, Inverters, EV Chargers): Primary revenue stream from selling integrated energy storage systems (SigenStor, SigenStack), PV inverters (residential, commercial, utility-scale), and EV chargers. The SigenStor 5-in-1 energy storage system drove 2025 revenue of 9 billion yuan.
- Commercial & Industrial Solutions: Large-scale storage and solar solutions for commercial and industrial customers, including modular C&I solutions scalable up to 25MWh and custom deployments like the 20 MWh system installed in Bulgaria.
- Utility-Scale Energy Storage Projects: Utility-scale storage systems and PV inverters (500kW+) for large solar projects, including projects like Germany's largest DC-coupled PV plant with 11.6 MWp capacity and 20 MWh battery storage.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | One time/ perpetual license | Residential energy storage systems (SigenStor, SigenMate) |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels9 records
Sigenergy product offering
Product offeringCore offering
Sigenergy designs, manufactures, and sells AI-driven integrated energy storage systems that combine PV inverters, battery storage, EV charging, heat management, and an energy gateway into modular 5-in-1 platforms for residential, commercial & industrial, and utility-scale customers. The portfolio — spanning SigenStor, SigenStack, SigenCube, SigenTerra, a full inverter range up to 506 kW, bidirectional V2X EV chargers, the SigenFlux heat pump, and the SigenMate plug-and-play system — is unified by the SigenAgent AI agent running on the mySigen App, which autonomously optimizes energy flows across more than 200,000 deployed power stations worldwide.
Product overview
Sigenergy offers a comprehensive AI-driven home energy ecosystem spanning residential, commercial & industrial (C&I), and utility-scale applications. The portfolio is built on a 'full modular energy storage architecture' combining hardware and software integration. Core products include the SigenStor and SigenStor Neo (residential energy storage systems), SigenStack and SigenCube (C&I modular storage), and SigenTerra (utility-scale storage). These are complemented by inverters ranging from micro inverters to 506kW utility-scale PV inverters, EV charging solutions including bidirectional DC chargers (SigenStor EV DC) and AC chargers, the SigenFlux heat pump, and SigenMate plug-and-play systems. All products are unified under Sigenergy's 'AI in All' strategy, managed through the mySigen App featuring SigenAgent—the industry's first all-domain AI agent—enabling autonomous optimization of solar generation, battery storage, EV charging, and heat management. The ecosystem also includes the Sigen Cloud platform for monitoring and the Sigen Developer Portal for third-party integrations.
Differentiator
Problem solved
Functional benefit
Brands
- SigenStor: Residential energy storage system - 5-in-1 integrated home energy solution
- SigenStor Neo
- SigenStack
- SigenMate
- SigenFlux
- Sigen EVAC G2
- SigenCube
- SigenTerra
- SigenAgent
- mySigen App
- Sigen Cloud
- SigenCare
Products and services
- SigenStor (incl. SigenStor Neo) Flagship 5-in-1 residential energy storage system integrating PV inverters, battery packs, EV chargers, heat pump controllers, and an EMS in a single modular unit. Supports bidirectional charging and AI-driven energy management through the mySigen App; intended for homeowners seeking integrated solar, storage, EV charging, and energy optimization.
- SigenStack Modular DC-coupled energy storage solution for commercial, industrial, and utility-scale applications. Reduces complexity by integrating PV and storage via a single inverter and is scalable from small commercial deployments up to 25 MWh systems.
- SigenCube Cabinet-style modular C&I storage solution for flexible deployment in medium-to-large commercial and industrial installations, designed for scalability and ease of integration with Sigenergy inverters.
- SigenTerra Utility-scale storage system designed for large solar projects, paired with high-capacity PV inverters (506 kW) for grid-scale energy storage; TÜV SÜD bankability-validated for utility-scale deployment and project financing.
- SigenMate (incl. SigenMate 2700 Ultra) Plug-and-play residential energy storage system for small and medium-sized homes and apartments. Features up to 4,000 W PV input, 3,600 W dual AC output, IP66 rating, AI-driven energy management via mySigen App, and battery capacity scalable up to 18 kWh per tower.
- Sigen Hybrid Inverter
Quantifiable outcome
- Reduces electricity costs by up to 50% at some operational sites in dynamic electricity pricing markets
- +5 more outcomes
Companies that use Sigenergy
Customer profileNamed customers5 records
Segments3 records
Ideal customer profiles3 records
Sigenergy technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability8 records
Feature7 records
Sigenergy partnerships and signals
Strategic signalPartnerships
14 partnerships are on record, tiered core, flagship and minor.
- EnBWcoreGerman energy company partner in research project testing DC-coupled commercial battery storage at Widderstall, Germany. Project uses 252 kWh system with Sigenergy's hybrid inverters to assess efficiency improvements and grid connection benefits.
- ZSW (Center for Solar Energy and Hydrogen Research Baden-Wuerttemberg)coreResearch partner in DC-coupled storage project testing how DC coupling can reduce material use, improve system efficiency, and ease network connection constraints. Also exploring DC-side metering influence on Germany's MiSpeL regulatory framework.
- Hydro QuebecflagshipFirst utility in North America to certify Sigenergy's bidirectional charging solution for V2G applications, representing a significant milestone for the emerging V2X technology.
- SunGift SolarcoreUK-based solar installer partnership for the 1.73MWp solar installation at Numatic International's Somerset manufacturing facility, featuring 14 hybrid inverters and 2,672 high-efficiency solar panels across five acres.
- SolarSaverflagshipStrategic partnership to deliver capex-free solar solutions to businesses across Africa. SolarSaver's 'rent the sun' model eliminates upfront capital requirements. Alliance leverages SolarSaver's 140MW managed portfolio and $60 million in recent international investment, backed by a 100 MWh corporate agreement. Projects already delivered at safari lodges, game ranches, and farms across South Africa, Namibia, Zambia, and Botswana.
- SIAACcoreAfrican distribution network partner in the capex-free solar partnership with SolarSaver, addressing commercial power needs across the continent.
- Fáilte SolarminorUK distribution partner participating at Solar & Storage Live London 2026, showcasing Sigenergy's smart energy portfolio.
- Artisan ElectricsminorUK installer partner presenting real-world commercial SigenStack deployment on the Commercial Stage at Solar & Storage Live London 2026.
- Government of India (evaluating)coreDiscussions underway with government bodies in Maharashtra, Gujarat, Andhra Pradesh, Odisha, and Tamil Nadu regarding local production initiatives for planned $150-200 million manufacturing facility with 10-20 GW capacity.
- ArausolcoreGerman PV specialist and EPC partner for Germany's largest DC-coupled PV plant in Weissach im Tal. Project combines 11.6 MWp solar capacity with 20 MWh battery storage using 1,660 Sigenergy battery modules. Grid connection scheduled for July 2026.
- MemodocoreGerman distributor partner for the utility-scale project in Germany, serving as the distribution channel for Sigenergy products in the European utility-scale market.
- Simai Technology GroupcoreRomanian certified general distributor for SIGENERGY, SOLIS, VAP DYNESS EUROPE brands. Claims over 23% market share in Romania's Green House program with over 2,000 kits signed with SIGENERGY and 300+ commercial and industrial projects completed across Europe.
- The Mobility House EnergycoreJoint white paper partnership on bi-directional charging technologies titled 'Fundamentals and Applications of Bi-Directional Charging.' Draws on first-mover commercial V2G deployment experience across Europe and highlights Vehicle-to-Everything (V2X) capabilities for energy flexibility and grid stability.
- Trakia MT Ltd.coreBulgarian solar company partner for the 20 MWh commercial and industrial battery energy storage system, using 90 Sigenergy C&I hybrid inverters combined with SigenStack modular storage solution at a solar farm in Malko Tarnovo, Bulgaria.
Scale indicators19 records
Recent moves9 records
Expansion highlights6 records
Sigenergy competitors and assessment
Company assessmentDirect peers
- Sungrow Power Supply: Chinese-headquartered global leader in PV inverters and energy storage systems serving residential, C&I, and utility segments. Comparable product portfolio across hybrid inverters, battery storage, and DC-coupled systems, making it Sigenergy's closest Chinese competitor.
- Tesla Energy: Tesla's energy business (Powerwall, Megapack, Solar Roof) is the most direct competitor in residential and utility-scale energy storage. Both companies pursue integrated AI-driven home energy management with hardware-software bundles, though Tesla has deeper U.S. brand recognition and longer operating history.
- Enphase Energy: U.S.-based leader in microinverters and IQ Battery residential storage systems with strong installer ecosystem. Competes head-to-head with Sigenergy in residential solar-plus-storage in markets like Australia and Europe.
- BYD Energy Storage: BYD's energy storage division offers residential, C&I, and utility-scale battery systems including the Battery-Box product line. Operates with vertical integration from cell to system, comparable to Sigenergy's Nantong facility and integrated architecture.
- SolarEdge Technologies: Israel-based provider of DC-optimized inverter systems and residential battery storage. Competes with Sigenergy in residential solar-plus-storage and is also a public company facing similar channel-partner dynamics with installers.
- Huawei Digital Power: Huawei's smart PV and energy storage business is a major competitor in residential and utility markets, including AI-optimized energy management. Sigenergy's CEO Tony Xu is a former Huawei executive, and the two compete directly in Asian, European, and emerging markets.
- Deye Inverter: Chinese manufacturer of hybrid inverters, microinverters, and energy storage systems competing globally in residential and C&I segments. Co-leading the Q1 2026 residential storage market growth alongside Sigenergy with comparable pricing and integrated product approach.
- Fox ESS: Chinese-headquartered manufacturer of hybrid inverters and residential/C&I energy storage systems. Co-listed as one of the three leading vendors in the Q1 2026 residential storage market alongside Sigenergy and Deye, making it a near-direct peer in stackable DESS.
Emerging players
- Generac Power Systems: U.S.-based generator and clean energy storage company expanding into residential battery and solar+storage. Overlaps with Sigenergy in residential backup power and energy storage but with stronger North American brand presence and grid-services capability.
Broad incumbents
- SMA Solar Technology: German-headquartered global inverter and energy management company with broad utility, commercial, and residential offerings. A broad incumbent rather than direct stackable-DESS peer, but competes with Sigenergy in European C&I and utility-scale markets where Sigenergy is expanding.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat7 records
Key risks6 records
Key highlights7 records
Customer concentration
Sigenergy social profiles
Digital presenceSigenergy compliance and trust
Trust signalCompliance6 records
Sigenergy financial estimates
Financial estimateRevenue estimate
Valuation estimate
Sigenergy leadership team
Management profileNumber of profiles
Profiles2 records
Sigenergy funding detail
Funding detailFunding overview
Funding rounds3 records
Investors9 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Sigenergy M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Sigenergy
What does Sigenergy do?
Sigenergy designs, manufactures, and sells AI-driven integrated energy storage systems that combine PV inverters, battery storage, EV charging, heat management, and an energy gateway into modular 5-in-1 platforms for residential, commercial & industrial, and utility-scale customers. The portfolio — spanning SigenStor, SigenStack, SigenCube, SigenTerra, a full inverter range up to 506 kW, bidirectional V2X EV chargers, the SigenFlux heat pump, and the SigenMate plug-and-play system — is unified by the SigenAgent AI agent running on the mySigen App, which autonomously optimizes energy flows across more than 200,000 deployed power stations worldwide.
Is Sigenergy a public or private company?
Sigenergy is a public company. It is classified as public and is currently ipo.
When was Sigenergy founded?
Sigenergy was founded in 2022. It employs 501 to 1,000 people.
Where is Sigenergy based?
Sigenergy is headquartered in Shanghai, China, in the Asia region.
How does Sigenergy make money?
Three revenue lines are on record. Hardware Sales (Energy Storage Systems, Inverters, EV Chargers) is the primary driver. The others are commercial & Industrial Solutions and utility-Scale Energy Storage Projects.
Who are Sigenergy's main competitors?
Direct peers on record are Sungrow Power Supply, Tesla Energy, Enphase Energy, BYD Energy Storage, SolarEdge Technologies, Huawei Digital Power, Deye Inverter and Fox ESS. Generac Power Systems is listed as an emerging player. SMA Solar Technology is listed as a broad incumbent.
Does Sigenergy have an API?
Yes. Sigenergy offers a Sigen Developer Portal for third-party integrations and development. The portal is accessible at developer.sigencloud.com. Specific API types (REST, GraphQL), authentication methods, rate limits, and versioning details are not specified in the available source material. Developer documentation is at developer.sigencloud.com.
What industry is Sigenergy in?
Sigenergy's product category is Energy Storage Systems. Its primary akta.pro industry code is IMAGAHAD, Stationary Energy Storage Systems (BESS/ESS Integrators), with a secondary code of IMAGAHAJ, Energy Storage Software & Controls (EMS, monitoring, optimization, cybersecurity). Its NAICS code is 335313 and its SIC code is 3613.