What Deye does

Deye (Ningbo Deye Technology Co., Ltd.) is a Shanghai Stock Exchange-listed Chinese manufacturer of solar inverters, lithium iron phosphate (LiFePO4) battery energy storage systems, and complementary clean energy products including dehumidifiers and solar air conditioners. The company produces a comprehensive range of inverters (single-phase, three-phase, hybrid, and microinverters spanning roughly 1kW to 136kW, with conversion efficiencies up to 98.8%), residential ESS (5–327 kWh low-voltage and high-voltage series), commercial and industrial ESS (100kW to 2.5MW PCS units, including the MS-G(S)215-2H3 integrated cabinet at ~88% round-trip efficiency), and utility-scale MWh–GWh systems using WS-L liquid-cooled BESS. The product ecosystem is unified by the Deye Cloud platform, which provides real-time monitoring, dynamic scheduling, AI-powered load forecasting, and AI Assistant/Deye Copilot for energy optimization, with Deye Wise AI as a smart terminal layer unveiled in 2026. Smart IoT accessories (EV chargers, smart switches, smart plugs) extend the platform into home automation.

Deye operates over 600,000 square meters of intelligent production facilities across Ningbo and Jiaxing, with a planned 16GWh total C&I ESS capacity (Phase II adding 9GWh in Cixi Binhai Economic Development Zone at RMB 1.232 billion fixed asset investment). The company distributes primarily through a global channel partner network, hosting annual distributor summits in Frankfurt (Europe) and Dubai (Asia, Africa, Middle East), complemented by an e-commerce storefront at shop.deyecloud.com. The go-to-market combines event-driven demand generation (presence at The smarter E Europe, SNEC, Intersolar, Solar & Storage Live Vietnam, RenewX India, and regional Indian expos) with channel enablement (product training, marketing support, partnership awards). Customer segments span residential homeowners, commercial and industrial businesses, utility/grid operators, and off-grid/remote installations, with pricing conducted via B2B quote-based distributor contracts.

Headquartered in Ningbo, Zhejiang, Deye has been listed on the Shanghai Stock Exchange main board since April 2021 and reports Q1 2026 net profit of RMB 1.1–1.2 billion (~$176M), representing 56–70% year-on-year growth driven by surging overseas residential energy storage demand. The company is positioned alongside Huawei, Sungrow, and GoodWe as one of the dominant players in the European inverter market (80% of 2024 new European PV inverter capacity is Chinese-origin) and is identified by InfoLink Q1 2026 as a leader in the residential energy storage segment alongside Sigenergy and Fox ESS. Hybrid inverters are expected to account for ~35% of total sales going forward following near-doubling in 2025. The company faces emerging regulatory headwinds, including an EU MEP open letter urging restrictions on Chinese inverter manufacturers in European critical energy infrastructure and a US security probe referencing a November 2024 incident in which Deye inverters were allegedly disabled remotely during a commercial dispute with Sol-Ark.

Name

Deye

Legal name

Ningbo Deye Technology Co., Ltd.

Website

https://deye.com

Company type

Public

Founded year

2015

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Deye (Ningbo Deye Technology Co., Ltd.) is a Shanghai-listed Chinese manufacturer of solar inverters, lithium iron phosphate battery energy storage systems, and complementary clean energy products, serving residential, commercial, industrial, and utility customers globally through a distributor and channel partner network.

Ownership category

akta.pro rank

Product category

Solar Inverters and Energy Storage Systems

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Battery Manufacturing (335910), Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415)

SIC

Power, Distribution & Specialty Transformers (3612), Electronic & Other Electrical Equipment (No Computer Equip) (3600), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Solar Inverters, Power Optimizers & MLPE Manufacturing (EUAMAHAB)

akta.pro secondary industries

Battery Modules & Packs (Industrial/Commercial pack assembly) (IMAGAHAB), Solar Plant Components Supply & Manufacturing (Modules, Cells, Wafers, Mirrors, Heliostats) (EUACAGAK)

Keywords

• Solar inverters
• Energy storage systems
• Hybrid inverters
• Commercial industrial batteries
• Dehumidifier manufacturing

Headquarters

HQ city

Ningbo

HQ country

China

HQ region

Asia

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Solar Inverter Sales: Deye generates primary revenue from the manufacture and sale of solar inverters including single-phase string inverters, three-phase string inverters, and hybrid inverters for residential, commercial, and industrial applications.
2. ESS Battery Systems Sales: Sale of energy storage battery systems across residential (LV and HV series), commercial & industrial (C&I), and utility-scale segments, using lithium iron phosphate technology.
3. Dehumidifier Product Sales: Sale of residential, industrial, and ceiling dehumidifiers and humidifiers as part of the company's diversified product portfolio.
4. Solar Air Conditioner Sales: Revenue from solar-powered air conditioning systems as part of the company's clean energy product ecosystem.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels5 records

Core offering

Deye manufactures and sells solar inverters (single-phase, three-phase, hybrid, and microinverters), lithium iron phosphate (LiFePO4) energy storage systems (residential, commercial & industrial, and utility-scale), dehumidifiers, and solar air conditioners. The company operates over 600,000 square meters of intelligent production facilities in Ningbo and Jiaxing, China, and integrates its hardware with the proprietary Deye Cloud platform for AI-powered energy management.

Product overview

Deye (Ningbo Deye Technology Co., Ltd.) is a Shanghai Stock Exchange-listed (2021) Chinese manufacturing enterprise producing four core product lines: solar inverters (single-phase, three-phase, hybrid, and microinverters ranging 1kW-136kW with up to 98.8% efficiency), ESS batteries (Residential ESS in low/high voltage series, C&I ESS from small-scale BOS series to large-scale container solutions, and Utility-Scale ESS for grid applications), dehumidifiers (home, industrial, ceiling-mounted), and solar air conditioners. The product ecosystem is unified through Deye Cloud platform featuring AI Assistant and Deye Copilot for intelligent energy management, with Smart IoT accessories (EV chargers, switches, plugs) extending functionality. The company operates over 600,000 sqm of intelligent production facilities in Ningbo and Jiaxing, and offers residential battery systems from 5kWh to 327kWh, C&I solutions from 100kW to 2.5MW PCS units, and utility-scale systems in MWh-GWh capacities.

Differentiator

Problem solved

Functional benefit

Products and services

• Hybrid Inverter String inverters combining solar PV conversion with battery storage integration, ranging from 3kW to 80kW (residential/commercial) up to 125kW for C&I applications, supporting on/off-grid switching and peak shaving.
• Single Phase String Inverter Residential and small commercial inverters converting DC from solar panels to AC power with conversion efficiencies up to 98.8%, supporting low start-up voltages as low as 80V and zero export functionality.
• Three Phase String Inverter Commercial and industrial inverters with up to 8 independent MPPT trackers, 200-1000V MPPT voltage range, and IP65 ratings for large-scale solar installations.
• Microinverter Individual panel-level inverters (SUN-M series) with 4 MPPTs enabling optimized energy output per solar panel with high reliability and easy monitoring.
• Residential ESS Home energy storage batteries including Low Voltage (LV) series (5-327kWh capacity, LiFePO4, IP65, -20°C to 55°C) and High Voltage (HV) series (160V-700V, up to 97.6% round-trip efficiency), compatible with Deye hybrid inverters.
• C&I ESS (Commercial and Industrial) Business and industrial energy storage solutions including small-scale (BOS series, GB-W) and large-scale (GE-F series, MS-G series, MC-L series container solutions) for peak shaving, demand management, and backup power.
• Utility-Scale ESS MWh to GWh-scale storage systems (WS-L series liquid-cooled BESS, WS-G series) for grid stabilization, frequency regulation, and renewable integration with intelligent battery management.
• Dehumidifier Home, industrial, and ceiling dehumidifiers including portable units (12-50L/day) and industrial models (up to 480L/day extraction capacity) for humidity control in various environments.
• Solar Air Conditioner Photovoltaic-powered air conditioning systems integrated with solar energy for energy-efficient climate control.
• Deye Cloud Platform Intelligent energy management platform providing real-time monitoring, dynamic scheduling, AI-powered load forecasting, and multi-site management for Deye inverters and ESS systems via mobile app and web dashboard.
• MS-G(S)215-2H3 C&I Energy Storage System Commercial and industrial energy storage system combining 100 kW power conversion with 215 kWh lithium iron phosphate battery in outdoor cabinet, featuring peak shaving, demand control, anti-backflow protection, ~88% round-trip efficiency, IP54 rating, aerosol fire suppression, and parallel configuration up to 20 units reaching ~2 MW.
• OG02 Series Off-Grid Inverter Off-grid inverter series with four models (3.0-6.0 kW), featuring 4ms grid-to-battery switching capability and optimized features for harsh environments.

Quantifiable outcome

• Save up to 40% on electricity bills through optimized solar self-consumption
• +3 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

AI capability5 records

Feature6 records

Partnerships

Ten partnerships are on record, tiered core and minor.

• European Distributors and PartnerscoreChannel Partner/ Reseller/ Distributor · 1 March 2026Over 100 European distributors and partners gathered at the Frankfurt Summit 2026 for product showcases, technology presentations, and partnership strengthening. Deye unveiled micro-storage systems (2.56-5.12 kWh), C&I energy storage solutions (100 kW-2.5 MW PCS units), and the Deye Wise AI platform. Partners received Golden Partnership, Market Pioneer, and Strategic Contribution awards.
• Dubai Summit Partners (Asia, Africa, Middle East)coreChannel Partner/ Reseller/ Distributor · 1 January 2025Over 200 partners from Asia, Africa, and Middle East attended the Dubai Distributor Summit to showcase advancements in energy technology and strengthen international cooperation.
• Indian EPC Companies and Channel PartnerscoreChannel Partner/ Reseller/ DistributorMultiple Indian EPC companies and channel partners including Sustainable Himalayas Infrastructure Solutions, CG Solar, Minsun Renewable Solutions LLP, and Arka Solar Energies Unlimited have provided positive testimonials endorsing Deye residential on-grid inverters, hybrid inverters, and solar solutions over several years of partnership.
• Japanese HEMS Platform EcosystemcoreTechnology or IntegrationDeye achieved dual certification for ECHONET Lite and ECHONET Lite AIF enabling seamless integration with Japan's mainstream HEMS platforms and smart home ecosystems for residential energy management.
• Terrapinn Pte Ltd Event PartnershipminorGTM or Marketing PartnerDeye exhibited at Solar & Storage Live Vietnam 2026, organized by Terrapinn Pte Ltd, alongside other major solar and storage companies including AESolar, Huawei, Sungrow, and GoodWe.
• Solar & Storage Expo TelanganaminorGTM or Marketing PartnerDeye served as Diamond Partner at Solar & Storage Expo Telangana 2026 in Hyderabad, a regional renewable energy expo with 300+ industry attendees and 25+ exhibitors.
• Solar & Storage Expo KeralaminorGTM or Marketing PartnerDeye participated in Solar & Storage Expo Kerala 2026 featuring the Kerala Energy Excellence Awards recognizing contributions to solar and energy storage in Kerala.
• RenewX 2026 (Informa Markets)minorGTM or Marketing PartnerDeye participated in RenewX 2026, South India's leading renewable energy expo organized by Informa Markets India, which concluded with over 8,000 industry professionals and 200+ brands.
• OSW (One Stop Warehouse)minorChannel Partner/ Reseller/ DistributorDeye signed partnership agreement with OSW during The smarter E Europe 2026 exhibition for distribution collaboration in European markets.
• Global Energy Storage Supply ChainminorStrategic or Co-development PartnerDeye operates as part of China's dominant energy storage and lithium battery supply chain, with China battery exports surging 50% year-on-year in Q1 2026 driven by heightened global demand.

Scale indicators18 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• GoodWe: China-based inverter and battery storage manufacturer with overlapping residential and C&I product lines; frequently named alongside Deye as a top-four Chinese inverter brand in Europe.
• SMA Solar Technology: German inverter manufacturer with strong residential and C&I presence; competes with Deye in Europe and serves as a local-brand alternative for buyers seeking non-Chinese inverters.
• Sigenergy: Residential energy storage and hybrid inverter specialist explicitly named by InfoLink as a co-leader with Deye and Fox ESS in residential storage; comparable AI-driven energy management product positioning.
• Hoymiles: China-based microinverter and module-level power electronics manufacturer; direct competitor to Deye's SUN-M microinverter line in residential and small commercial global markets.
• Ginlong Technologies (Solis): China-listed manufacturer of string inverters and energy storage solutions under the Solis brand; competes with Deye in the residential and small commercial segments globally.
• Fox ESS: Residential and C&I hybrid inverter and battery storage manufacturer; co-listed with Deye as a residential storage leader by InfoLink and competes in overlapping geographies.
• Sungrow: China-listed leading manufacturer of solar inverters and energy storage systems for residential, C&I and utility-scale applications; most direct head-to-head competitor to Deye in hybrid inverters and ESS worldwide.
• Growatt: Shenzhen-headquartered inverter and ESS manufacturer with similar residential hybrid inverter focus and global distribution through channel partners; competes directly with Deye in Europe, Asia and Latin America.

Broad incumbents

• Huawei Digital Power: Dominant incumbent in European solar inverters alongside Deye/Sungrow/GoodWe; offers broader portfolio including string inverters, smart PV optimizers and grid-scale storage as part of a much larger ICT-led business.

Emerging players

• Enphase Energy: US-listed microinverter and battery storage company; partial overlap with Deye's microinverter and residential ESS product lines, particularly in the US and Australia.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/deyeofficial
• Instagraminstagram.com/deye_official
• YouTubeyoutube.com/@deyepower
• LinkedInlinkedin.com/company/ningbo-deye-technology-group

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Deye