Shijiazhuang Kelin Electric

What Shijiazhuang Kelin Electric does

Shijiazhuang Kelin Electric (石家庄科林电气股份有限公司, SSE:603050) is a Shanghai-listed Chinese manufacturer of smart power equipment founded in 2000 and headquartered in Shijiazhuang, Hebei Province. Operating as the core carrier of Hisense Group's (海信) Smart Energy Industry Cluster, the company designs, manufactures, and integrates a comprehensive portfolio spanning intelligent power transmission and distribution equipment (KYN61-40.5 metal-clad switchgear, SC(B)18 dry-type transformers), primary-secondary fused standardized distribution equipment (一二次融合标准化配电设备), distribution automation terminals (DTU/FTU), smart meters (DDZY1277-Z(J)), prefabricated substations (YZB预制舱), EV charging infrastructure (KE-6720 fourth-generation 480kW DC fast charger, full 3.5kW–1000kW range), photovoltaic grid-tied inverters (KE-GT series, up to 98.17% efficiency), energy storage battery management systems, and IoT-based energy management platforms.

The company monetizes through three primary streams: (1) direct hardware sales to utilities and large industrial customers; (2) EPC and engineering services for PV installations, substations, microgrids, and wind projects; and (3) subscription/recurring revenue from its Internet+ smart energy management platform that connects 16,000+ PV stations. Its go-to-market combines 30+ provincial representative offices across China for direct enterprise sales with international project partnerships spanning Southeast Asia, Europe, Africa, and South America (e.g., Maldives 18-island 38MW PV + 38MWh storage microgrid, Bosnia 84MW wind project, Côte d'Ivoire operations). Major customers include State Grid (国家电网), Southern Power Grid (南方电网), China-Russia East Gas Pipeline (中俄东线天然气管道), China-Myanmar Oil and Gas Pipeline (中缅油气管道), Huaneng Group (华能集团), Beijing 2022 Winter Olympics organizing committee (北京2022冬奥会组委会), and Xiong'an New Area management committee (雄安新区管理委员会).

The company employs 2,000+ registered personnel, operates a 650-acre industrial park, holds 440+ patents and copyrights, and has been ranked 45th in China Electrical Industry Top 100. It maintains nationally recognized enterprise technology center, academician workstation, and postdoctoral innovation practice base designations. Pricing is quote-based B2B enterprise contracting; the company has secured individual tenders of 245 million yuan from Southern Power Grid (2022) and 422 million yuan for a Hainan 220MW household distributed PV EPC project (2023).

Name

Shijiazhuang Kelin Electric

Legal name

石家庄科林电气股份有限公司

Website

https://kechina.com

Company type

Public

Founded year

2000

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Shijiazhuang Kelin Electric (SSE:603050) is a Shanghai-listed Chinese smart power equipment manufacturer serving utilities, industrial enterprises, and new energy developers with switchgear, transformers, EV chargers, PV inverters, energy storage, and EPC services across China and international markets.

Ownership category

akta.pro rank

Product category

Electrical Power Equipment

NAICS

Electric Power Transmission, Control, and Distribution (22112)

SIC

Switchgear & Switchboard Apparatus (3613), Power, Distribution & Specialty Transformers (3612), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Distribution Substations & Switching Stations (MV) EPC (EUAEACAC)

akta.pro secondary industries

Power Plant Electrical Systems EPC (Switchyard, Transformers, Protection & Controls) (EUAEAAAM), Grid Interconnection & Collector Substation EPC (Utility-Scale Renewables) (EUAEABAK), Electrical Balance-of-Plant EPC (MV Collection, Cabling, Earthing, Lighting) (EUAEADAB)

Keywords

• Smart grid solutions
• Power distribution equipment
• Photovoltaic grid-tied inverters
• EV DC charging stations
• Intelligent energy management

Headquarters

HQ city

Shijiazhuang

HQ country

China

HQ region

Asia

Offices29 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Power Equipment Manufacturing & Sales: Manufacturing and sales of smart grid equipment including switchgear, transformers, intelligent power meters, EV charging stations, PV inverters, and integrated power solutions
2. EPC and Engineering Services: Engineering, Procurement, Construction services for power infrastructure projects including solar PV installations, substations, and smart grid implementations
3. Energy Management System Services: 智慧能源管控平台 providing integrated energy management, monitoring, and optimization services for industrial parks and commercial facilities

Go-to-market motion2 records

Distribution channels3 records

Marketing channels8 records

Core offering

Shijiazhuang Kelin Electric manufactures and sells comprehensive smart power equipment and solutions spanning intelligent power transmission, distribution, and consumption, including metal-clad switchgear, dry-type transformers, smart electricity meters, distribution automation terminals, PV grid-tied inverters, EV DC fast chargers, energy storage BMS systems, prefabricated substations, and an Internet+ smart park energy management platform. The company also delivers EPC engineering services for solar PV, wind power, and energy storage projects, and supplies integrated microgrid solutions for industrial parks, utilities, and new energy developers.

Product overview

Shijiazhuang Kelin Electric is a Shanghai A-share main board listed company (stock code: 603050) providing comprehensive smart power solutions. The company offers a broad portfolio of products spanning intelligent power transmission (KYN61-40.5 switchgear, SC(B)18 dry-type transformers), intelligent power distribution (一二次融合 standardized equipment, distribution automation DTU/FTU, 环保气体环网柜), smart power consumption (DDZY1277-Z(J) smart meters), new energy (KE-GT photovoltaic grid-tied inverters, EV charging piles KE-6720, energy storage BMS), and prefabricated substations (YZB预制舱). The company also provides the 互联网+智慧园区能源管控平台 for integrated energy management. Products serve sectors including power, mining, coal, metallurgy, petroleum, pharmaceuticals, telecommunications, railways, textiles, real estate, and water conservation.

Differentiator

Problem solved

Functional benefit

Brands

• 互联网+智慧能源管控平台: IoT-based energy management platform for industrial parks, residential communities, and commercial complexes integrating power distribution monitoring, energy analysis, and remote control
• 科林产业园

Products and services

• KE-6720 Integrated DC Charging Machine (KE-6720一体式直流充电机) Fourth-generation DC fast charger with tempered glass LCD panel, 480kW super power output, dual-gun parallel charging, 500A/600A liquid-cooled charging support, flexible power dynamic distribution, and IP55 protection rating. Designed to work with EV battery management systems (BMS) for rapid charging at parking lots, charging stations, service areas, logistics hubs, and large commercial venues. Targeted at EV charging operators, logistics fleets, and commercial charging station developers.
• KE-GT(50-60)KTL4 Three-phase Grid-tied Inverter (KE-GT三相并网逆变器) High-efficiency single and three-phase PV grid-tied inverter converting DC from solar panels to AC compatible with power grid quality requirements. Features high-precision MPPT voltage range, mature standardized unit circuits, complete soft/hard protection, low temperature rise, long lifespan, and IP66 rating for harsh environments. Conversion efficiency up to 98.17%. Used in grid-connected solar power generation systems for self-use with surplus power fed into the public grid. Targeted at solar PV project developers, distributed PV system integrators, and rooftop solar installers.
• SC(B)18 Dry-type Transformer (SC(B)18干式变压器) Resin-insulated dry-type transformer with strong thermal shock resistance, high overload capacity, fire prevention, and humidity/dust resistance. Suitable for environments with high fire safety requirements, large load fluctuations, and polluted humid conditions. Targeted at industrial facilities, commercial buildings, and infrastructure projects requiring fire-safe and environmentally resilient power transformation.
• KYN61-40.5 Metal-clad Withdrawable AC Metal-enclosed Switchgear (KYN61-40.5铠装移开式交流金属封闭开关柜) Three-phase AC 50Hz, 40.5kV rated voltage indoor complete power distribution equipment designed per GB/T3906 and IEC298 standards. Used for power reception and distribution in power plants, substations, and industrial applications, providing circuit control, protection, and monitoring with frequent operation capability. Targeted at power utilities, substations, and large industrial enterprises.
• DDZY1277-Z(J) Single-phase Fee-controlled Smart Electricity Meter (DDZY1277-Z(J)型单相费控智能电能表) Advanced single-phase remote fee-controlled smart meter using large-scale integrated circuits and low-power design for 220V/50Hz single-phase active energy measurement. Supports time-of-use or tiered billing, with communication via carrier, wireless, NB-IoT, 4G/5G for remote meter reading and fee control. Certified to EU CE, Netherlands KEMA, France G3-PLC, Switzerland DLMS, and South Africa STS standards. Targeted at power utilities and residential users for advanced metering infrastructure.
• YZB(C) Prefabricated Substation (YZB(C)-□预制舱) Smart substation modular construction product following standardized design, factory processing, and prefabricated construction approach. Provides plug-and-play customized power supply solutions from planning to installation. Widely used in smart modular substations, data centers, renewable energy, offshore platforms, and rail transit. Targeted at power utilities, data center operators, new energy developers, and rail transit project owners.
• One-Two Fusion Standardized Distribution Equipment (一二次融合标准化配电设备) Integrated primary and secondary distribution equipment featuring same-period ring closing function, 5G-based distributed feeder automation, and multi-parameter similarity analysis for topology auto-recognition. Achieves 100ms fault isolation and 200ms power restoration for distributed renewable energy integration. Targeted at power utilities for distribution grid modernization and renewable energy integration.
• Environmentally Friendly Gas-Insulated Ring Main Unit (环保气体环网柜) Environmental gas-insulated ring main unit using dry air as insulation medium instead of SF6, featuring multiple proprietary patents, stable mechanical performance, and IP67 sealed gas box protection. Used in Xiong'an New Area construction and reduces environmental pollution from traditional switchgear. Targeted at power utilities and infrastructure projects seeking SF6-free switchgear.
• Energy Storage Battery Management System (储能BMS管理系统) Pyramid-style three-tier architecture BMS supporting up to 4,800 cell information collection through stacking. Features combustible gas monitoring and linkage with fire protection and temperature control systems for enhanced safety. Targeted at energy storage project developers, microgrid operators, and new energy power station owners.
• EV Charging Pile Product Series (充电桩产品系列) Complete charging equipment covering 3.5kW-1000kW power range including AC charging piles (3.5kW, 7kW, 40kW) and DC charging machines (30kW, 60kW, 120kW, 480kW). Features intelligent charging management platform for unified access, management, operation, and monitoring. Targeted at EV charging operators, commercial property owners, logistics fleets, and public charging network developers.
• Internet+ Smart Park Energy Management Platform (互联网+智慧园区能源管控平台) IoT-based energy management platform integrating power grid monitoring, four-meter automatic reading, energy efficiency analysis, remote fee control, and intelligent operation and maintenance. Provides comprehensive energy services for industrial parks, residential communities, and commercial complexes. Targeted at industrial park operators, property management companies, and commercial real estate developers.
• Intelligent Distribution Automation Terminal - DTU and FTU (智能配电自动化终端) 100% domestically produced feeder automation terminal (FTU) and station automation terminal (DTU) achieving full localization of components and operating system. Used for monitoring and controlling 12kV distribution lines, fault detection, isolation, and automatic power restoration in switchgear, distribution rooms, ring main units, and box substations. Targeted at power utilities for distribution automation.
• 10kV Outdoor Voltage Transformer (10kV户外电压互感器) JDZW-10R outdoor voltage transformer using APG pressure gel technology with fully enclosed vacuum integrated molding. Features moisture resistance, maintenance-free operation, explosion-proof design, anti-theft structure, and partial discharge under 20pC for fault detection. Targeted at power utilities for outdoor substation and distribution line applications.
• KE-9411K Phase Selection Control Device (KE-9411K选相测控装置) Phase selection control device for 252kV fast low-frequency circuit breaker with arc time control accuracy of 0.2 milliseconds, developed jointly with China Electric Power Research Institute. Targeted at power utilities for high-voltage transmission and flexible AC transmission system applications.
• EPC and Engineering Services for Power Infrastructure Projects Engineering, Procurement, and Construction services for power infrastructure projects including solar PV installations, substations, smart grid implementations, and PV+storage+EV charging integrated solutions. Targeted at new energy developers, utilities, government infrastructure programs, and international project owners.
• Smart Energy Management and Monitoring Services (智慧能源管控平台服务) Integrated energy management, monitoring, and optimization services for industrial parks and commercial facilities using IoT technology. Monitors BMS and PCS operations, integrates energy storage monitoring, power supply monitoring, and billing management functions. Targeted at industrial park operators, commercial complexes, and microgrid developers seeking integrated energy management.

Quantifiable outcome

• Millisecond-level fault isolation (100ms) and second-level power restoration (200ms) in distribution automation systems
• +5 more outcomes

Named customers16 records

Segments5 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability10 records

Feature9 records

Partnerships

16 partnerships are on record, tiered core and minor.

• 西门子智能基础设施集团coreStrategic or Co-development Partner · 20 March 2026Siemens Smart Infrastructure Group visited Kelin Electric for strategic cooperation discussions on smart energy ecosystem building, electrical technology innovation, and industrial collaborative development. Both parties explored deep cooperation opportunities in smart energy field.
• 智慧互通科技股份有限公司coreStrategic or Co-development Partner · 17 March 2026Strategic cooperation and mutual procurement framework agreement signed for AI high-precision sensing products combined with EV charging and new energy products. Both parties agreed to comprehensively explore new energy market opportunities.
• 中国联合网络通信有限公司河北省分公司coreTechnology or Integration · 21 August 20235G+ industrial internet strategic cooperation agreement signed. Both parties will cooperate in 5G+ industrial internet related areas including solutions, joint laboratory, market expansion, and standard development.
• 国家能源集团coreStrategic or Co-development Partner · 21 March 2023Cooperation on distributed PV projects including Qinhuangdao Haigang district rooftop PV project.
• 国电投（江门）能源发展有限公司coreStrategic or Co-development Partner · 10 March 2023Jointly created China's first large-scale resort scenic area photovoltaic+storage+EV charging low-carbon parking lot in Guangdong Chikan Ancient Town.
• 北京中和同创绿能科技集团有限公司coreStrategic or Co-development Partner · 10 August 2022New energy project cooperation agreement covering new energy asset projects, equipment promotion, intelligent operations, PV storage technology development.
• 清华大学coreStrategic or Co-development Partner · 9 July 2022Social innovation practice base cooperation. Tsinghua University selects outstanding students for Kelin Electric practice programs. Kelin is the only smart power company in Tsinghua's new batch of innovation practice bases. Management training programs conducted at Tsinghua campus.
• 国电电力秦皇岛新能源开发有限公司coreStrategic or Co-development PartnerRooftop distributed PV project in Qinhuangdao Haigang district. Kelin provides project development and EPC services.
• 庚星能源coreStrategic or Co-development PartnerCharging station construction cooperation. Built 25 stations with 301 charging guns across Shanghai, Fuzhou, Hangzhou, Zhangzhou, Quanzhou. Total charging power 33,000kW.
• 华能集团coreStrategic or Co-development PartnerEPC cooperation for distributed PV projects including Beijing Winter Olympics光储充 demonstration station.
• 建投集团coreStrategic or Co-development PartnerEPC cooperation for distributed PV projects.
• 国家能源集团coreStrategic or Co-development PartnerEPC cooperation for distributed PV projects.
• 国网综合能源服务公司coreStrategic or Co-development PartnerEPC cooperation for distributed PV projects.
• 重庆昶捷智联科技有限责任公司minorChannel Partner/ Reseller/ DistributorProject development strategic cooperation in Chongqing for new energy projects.
• 海信集团coreStrategic or Co-development PartnerKelin Electric is the core carrier of Hisense Smart Energy Industry Cluster. Strategic positioning under Hisense Group for smart energy solutions.
• 二十余国驻华使节minorGTM or Marketing PartnerAmbassadors from 26 countries visited Kelin Electric for cooperation discussions in green energy and technology innovation.

Scale indicators7 records

Recent moves8 records

Expansion highlights6 records

Broad incumbents

• Siemens Smart Infrastructure: Siemens is a global smart infrastructure incumbent and Kelin's recent strategic discussion partner; its smart grid, substation, and energy management portfolio overlaps significantly with Kelin's integrated solutions.
• ABB: ABB is a global leader in electrification, motion, and process automation with major switchgear, transformer, and substation product lines that overlap Kelin's KYN switchgear and substation EPC business.
• Schneider Electric: Schneider Electric is a global incumbent in electrical distribution, switchgear, and energy management — overlapping with Kelin's MV switchgear, smart grid, and energy management platform offerings at the high-end/enterprise tier.

Direct peers

• Sieyuan Electric: Sieyuan Electric is a leading Chinese smart grid equipment manufacturer specializing in switchgear, transformers, and power distribution systems, with comparable domestic customer base at State Grid and Southern Power Grid.
• Sungrow Power Supply: Sungrow is China's leading PV inverter and energy storage system provider, competing directly with Kelin's KE-GT series grid-tied inverters and energy storage BMS products in the solar PV value chain.
• XJ Group (XJ Electric): XJ Group, a subsidiary of State Grid, manufactures smart grid protection, automation, and distribution equipment — overlapping with Kelin's one-two fusion standardized distribution equipment and DTU/FTU product lines.
• TBEA: TBEA is China's largest transformer and power equipment manufacturer with overlapping switchgear, transformer, and EPC capabilities for transmission and renewable projects, making it Kelin's closest domestic competitor in power equipment.
• NR Electric: NR Electric specializes in power system protection, automation, and smart grid solutions for transmission and distribution, competing directly with Kelin's distribution automation and protection/control products.
• TGOOD (TGood Smart Electric): TGOOD is a leading Chinese manufacturer of EV charging equipment and smart box-type substations, directly competing with Kelin's KE-6720 DC chargers and YZB prefabricated substations.

Emerging players

• TBEA Xinjiang Sunoasis (TBEA Sunoasis): TBEA Sunoasis, the renewable EPC arm of TBEA, competes with Kelin in utility-scale PV EPC and inverter projects, representing a focused competitor in the new-energy EPC segment.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/shijiazhuang-kelin-electric-co.

Revenue estimate

Valuation estimate

Number of profiles

Profiles13 records

Subsidiaries10 records

Funding overview

Funding rounds1 record

Investors1 record

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 Shijiazhuang Kelin Electric