What kangweisi solar does

Shenzhen Kangweisi Technology Co., Ltd., operating as Kangweisi Solar, is a privately held Chinese solar equipment manufacturer founded in 2008 and headquartered in Guangming District, Shenzhen. The company designs, produces, and sells solar inverters (off-grid, on-grid, and hybrid variants ranging from 2kW residential units to 110kW commercial/industrial units), lithium iron phosphate (LiFePO4) energy storage batteries (5kWh to 30kWh, in wall-mounted, floor-standing, and rack-mounted form factors), and solar panels (monocrystalline, bifacial, all-black, and flexible). It also assembles complete on-grid, off-grid, and hybrid solar systems. Core technologies include MPPT charge controllers with stated 99.9% efficiency, IP65/IP66-rated enclosures, a battery management system with multiple electrical protections, RS485/CAN/RS232/WiFi/GPRS communication, sub-10ms on/off-grid switching, and 6,000+ cycle LiFePO4 cells operating at altitudes up to 5,000 meters.

Kangweisi runs a wholesale export business serving installers, distributors, and system integrators across more than 200 countries and regions, supported by five overseas warehouses, a multilingual website in nine languages, and OEM/ODM services for custom inverter and battery solutions. Domestic Chinese sales cover 20+ provinces for residential, commercial, and industrial installations, and product compliance is established via ISO 9001, ISO 14001, CE, IEC, UN38.3, MSDS, TUV, and ETL certifications. Revenue is generated through one-time hardware sales at quote-based pricing with payment via T/T and Western Union; no subscription, financing, or service-revenue streams are disclosed.

The company employs more than 200 people, is recognized as a Chinese National High-Tech Enterprise, and claims 15+ years of production experience with products serving over 3 million people worldwide. There are no disclosed funding rounds, named anchor customers, or installed-base revenue metrics, and no AI/ML capabilities, patents, or senior leadership bios are referenced in the available data. Ownership remains private with founder/private shareholders, no institutional investor backing, and no parent company identified.

Name

kangweisi solar

Legal name

Shenzhen Kangweisi Technology Co., Ltd.

Website

https://kangweisi.com

Company type

Private

Founded year

2008

Operating status

Operating

Headcount range

101–250 employees

Short description

Kangweisi Solar is a Shenzhen-based, privately held manufacturer founded in 2008 that designs and exports solar inverters, LiFePO4 energy storage batteries, and solar panels to installers, distributors, and system integrators across more than 200 countries.

Ownership category

akta.pro rank

Product category

Solar Energy Equipment

NAICS

Battery Manufacturing (335910), Solar Electric Power Generation (221114)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Solar Inverters, Power Optimizers & MLPE Manufacturing (EUAMAHAB)

akta.pro secondary industries

Solar PV Module & Cell Manufacturing (Crystalline, Thin-Film) (EUAMAHAA), Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB)

Keywords

• Solar inverter manufacturing
• Lithium battery storage
• Photovoltaic panels
• Hybrid solar systems
• Energy storage systems

Headquarters

HQ city

Shenzhen

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Revenue model

1. Solar Inverters: One-time hardware sales of solar inverters including off-grid, on-grid, and hybrid models ranging from 2kW to 110kW for residential, commercial, and industrial applications
2. Lithium Batteries: Sales of LiFePO4 energy storage batteries including wall-mounted, floor-standing, and rack-mounted configurations with capacities from 5kWh to 30kWh
3. Complete Solar Systems: Complete solar power generation systems including on-grid, off-grid, and hybrid configurations for various scales
4. Solar Panels: Sales of solar panels including monocrystalline, double-sided, all-black, and flexible panels

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels4 records

Core offering

Shenzhen Kangweisi Technology Co., Ltd. (Kangweisi Solar) designs, manufactures, and sells solar photovoltaic equipment including on-grid, off-grid, and hybrid solar inverters (2kW to 110kW), LiFePO4 lithium iron phosphate energy storage batteries (5kWh to 30kWh, wall-mounted, floor-standing, rack-mounted), and solar panels (monocrystalline, bifacial, all-black, flexible). The company also assembles complete on-grid, off-grid, and hybrid solar power generation systems for residential, commercial, and industrial applications.

Product overview

Kangweisi (Shenzhen Kangweisi Technology Co., Ltd.) is a professional solar inverter manufacturer founded in 2008, specializing in the research, development, design, production, and sales of solar photovoltaic systems. The company offers a comprehensive product portfolio centered on three core categories: Solar Inverters (including off-grid, on-grid, and hybrid inverters ranging from 2kW to 110kW), Lithium Batteries (LiFePO4 technology with wall-mounted, floor-standing, and rack-mounted configurations from 5kWh to 30kWh), and Solar Panels (monocrystalline, double-sided, all-black, and flexible types). The product line also includes complete Solar Systems (on-grid, off-grid, and hybrid configurations) designed for residential, commercial, and industrial applications. The inverters feature IP65/IP66 ratings, MPPT technology with up to 99.9% efficiency, and parallel operation capability up to 15 units. The lithium batteries offer 6,000+ cycle life, RS485/CAN communication, and compatibility with major inverter brands including Growatt, Deye, INVT, Goodwe, Solis, and Megarevo. The company operates from Shenzhen with over 15 years of production experience and exports to more than 200 countries and regions.

Differentiator

Problem solved

Functional benefit

Products and services

• Solar Inverters Converts DC power from solar panels into AC power for home and business use. Includes off-grid, on-grid, and hybrid inverter types ranging from 2kW to 110kW with IP65/IP66 ratings, MPPT technology, and up to 98% conversion efficiency. Sold to installers, distributors, and system integrators globally.
• LiFePO4 Lithium Batteries Lithium iron phosphate (LiFePO4) energy storage batteries with 6,000+ cycle life at 80% depth of discharge, integrated smart BMS, and capacities from 5kWh to 30kWh. Available in wall-mounted, floor-standing, and rack-mounted configurations with RS485, CAN, and other communication protocols. Compatible with Growatt, Deye, INVT, Goodwe, Solis, and Megarevo inverters.
• Solar Panels Photovoltaic modules including monocrystalline, bifacial (double-sided), all-black, and flexible panels ranging from 300W to 580W, for residential, commercial, and industrial installation.
• Complete Solar Power Systems Complete solar power generation systems including on-grid, off-grid, and hybrid configurations ranging from 3kW to 110kW, integrating solar panels, inverters, mounting systems, DC cables, and PV connectors for turn-in solar deployment.
• OEM/ODM Custom Solar Solutions

Quantifiable outcome

• 98% maximum conversion efficiency for hybrid inverters
• +3 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

Feature8 records

Scale indicators6 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Growatt: Growatt is a Shenzhen-based global manufacturer of solar inverters (on-grid, off-grid, hybrid) and lithium batteries for residential and C&I markets. Kangweisi's hybrid inverters and LiFePO4 batteries directly compete with Growatt's stacked product line across the same customer channels.
• Deye: Deye (Ningbo Deye Technology) manufactures hybrid inverters, microinverters, and LiFePO4 batteries widely used in residential and commercial solar-plus-storage. It is a direct head-to-head competitor to Kangweisi, including in the OEM inverter business where Kangweisi explicitly bundles Deye-based 50kW commercial systems.
• GoodWe: GoodWe is a Suzhou-headquartered inverter and storage manufacturer offering on-grid, hybrid, and energy storage products from residential to utility scale. Kangweisi's product positioning, target segments, and communication-protocol battery compatibility directly overlap with GoodWe's portfolio.
• INVT: INVT is a Shenzhen-based power electronics and industrial automation company with a solar inverter and energy storage product line serving residential, commercial, and industrial markets. Comparable to Kangweisi in geography, scale band, and product scope (inverters + storage).
• Solis (Ginlong Technologies): Solis is the inverter brand of Ginlong Technologies, a Ningbo-based manufacturer of string and hybrid inverters for distributed generation. Directly competes with Kangweisi in on-grid and hybrid inverters and is listed as a compatible inverter brand for Kangweisi's LiFePO4 batteries.
• Megarevo: Megarevo is a Chinese manufacturer specializing in hybrid inverters and energy storage systems for residential, C&I, and microgrid applications. Directly comparable in product scope (hybrid inverter + LiFePO4 storage) and overlapping buyer channels with Kangweisi.
• SolaX Power: SolaX Power is a Hangzhou-based manufacturer of hybrid inverters, on-grid inverters, and LiFePO4 batteries marketed globally to residential and light-commercial installers. Direct peer in product mix, distribution model, and target geographies to Kangweisi.

Broad incumbents

• Sungrow Power Supply: Sungrow is the largest China-headquartered inverter and energy storage manufacturer, with a much broader portfolio spanning utility-scale string and central inverters, C&I storage, and residential hybrid systems. Comparable technology stack to Kangweisi but at substantially larger scale and brand recognition.
• Huawei Digital Power: Huawei's Digital Power business offers smart PV inverters (SUN2000 series) and grid-tied energy storage globally with deep R&D and brand resources. Competes with Kangweisi in distributed generation inverters but at a much larger scale and with broader IT/AI integration.
• SMA Solar Technology: SMA is a German incumbent inverter manufacturer serving residential, commercial, and utility-scale solar with a broad global footprint. Provides competitive context for Kangweisi's export ambitions in Europe and the Americas, although at a different price/brand tier.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

Compliance19 records

Revenue estimate

Valuation estimate

Number of profiles

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 kangweisi solar