Top 12 Industrial Power Relay Manufacturers 2025

Choosing the right industrial power relay manufacturer is essential for ensuring high performance, reliability, and compliance with industry standards. This guide highlights the top 12 industrial power relay manufacturers in 2025, featuring companies renowned for their innovation, quality, and global presence.

Rank	Manufacturer	Founded	Headquarters	Key Products	Certifications
1	Shenler	1985	China	Power relays, photocouplers	UL, CE, TUV, RoHS, ISO9001
2	ABB	1988	Switzerland	Interface relays, monitoring relays	CE, UL, IEC
3	Finder	1954	Italy	Miniature & high-power relays	VDE, UL, CE
4	Huaguan Relays	1994	China	Automotive, industrial, power relays	ISO, UL, VDE, TUV
5	Forward Relays	1986	China	PCB relays, power relays	ISO, RoHS, IEC
6	Fuji Electric	1923	Japan	Industrial control relays	CE, UL, RoHS
7	OMRON	1933	Japan	Signal relays, MOSFET relays, power relays	ISO, IEC
8	Pickering Electronics	1968	UK	High-end reed relays	ISO, RoHS
9	TE Connectivity	2007	Switzerland	Solid-state, safety, electromechanical relays	UL, CE, RoHS
10	Song Chuan	1974	Taiwan	Automotive & industrial relays	IATF-16949
11	Eaton Corporation	1911	USA	Safety relays, solid-state relays, timing relays	IEC, UL, RoHS
12	IDEC Corporation	1945	Japan	RJ Slim General Purpose Relays	RoHS

4 Factors to Consider When Choosing an Industrial Relay Manufacturer

Selecting the right industrial relay manufacturer is crucial for ensuring product quality, reliability, and long-term performance. With numerous options available in the market, it is essential to evaluate manufacturers based on key factors that can impact your purchasing decision. Here are four critical aspects to consider:

Trustworthiness

A reputable manufacturer should have a strong industry presence, proven expertise, and a track record of delivering high-quality products. Research customer reviews, company history, and partnerships to gauge their reliability. A trustworthy manufacturer will also provide technical support and transparent business practices, ensuring long-term cooperation.

Certifications

Certifications serve as a benchmark for product safety, compliance, and performance. Look for manufacturers with internationally recognized certifications such as UL, CE, TUV, RoHS, and ISO9001. These ensure that the relays meet industry standards and regulatory requirements, guaranteeing quality and safety in various applications.

After-Sale Policies

Reliable after-sales support is essential for industrial equipment. A good manufacturer should offer warranty coverage, technical assistance, and replacement policies to ensure smooth operations. Prompt customer service and access to spare parts can significantly reduce downtime and maintenance costs.

Be Specific About Your Needs and Preferences

Different industrial applications require different relay specifications. Clearly define your voltage range, current rating, mounting type, and environmental requirements before selecting a manufacturer. Discuss customization options if your project has unique demands, ensuring you get the most suitable solution for your needs.

By considering these factors, you can make an informed decision and choose a reliable industrial relay manufacturer that meets your requirements while ensuring high performance and long-term reliability.

Top 12 power relay manufacturer

Shenler

Company Overview

Shenler, founded in 1985, is a leading manufacturer specializing in photoelectric relays, photocouplers, and high-tech electrical products. Committed to innovation and quality, the company continuously enhances its technology and service standards to meet diverse customer needs. With a dedicated OEM team and expertise in process control, Shenler serves industries such as electrical supply, HVAC, and automation. Backed by advanced production equipment and a strong corporate culture, the company aims to lead intelligent manufacturing and drive industry advancements with excellence and reliability.

Product Introduction

Shenler UL-certified power relays provide reliable performance with an ultra-wide 6-380V AC/DC input range, supporting 5-40A/250-500VAC switching capacity and over 10 million mechanical cycles. Designed for industrial automation, power distribution, and renewable energy, they feature arc suppression, gold-plated contacts, and flame-retardant housing. With certifications including CE, UL, CSA, TUV, EAC, and RoHS, these relays offer robust durability in extreme temperatures (-40°C to +85°C). Available in DIN rail, panel mount, and surface mount configurations, optional surge protection modules enhance stability.

Category	Details
Product Name	Power Relay
Input Voltage Range	6-380V AC/DC (50/60Hz)
Switching Capacity	5-40A / 250-500VAC
Mechanical Life	10,000,000+ cycles
Certifications	CE, UL, CSA, TUV, EAC, UKCA, RoHS
Operating Temperature	-40°C to +85°C
Housing Material	Flame-retardant
Key Features	Arc suppression technology, gold-plated contacts, optional surge protection
Mounting Options	DIN rail, panel mount, surface mount
Applications	Power distribution, industrial automation, renewable energy
Hot Products	RFC Miniature PCB Relay, TKB Timer Relay, RUB General Purpose Relay, RKM Miniature General Purpose Relay, RKL Miniature Power Relay, REH Magnetic Blow-out Power Relay, RKF-LTS Magnetic Blow-out Power Relay, RKE-LS Sealed Power Relay

ABB

Company Overview

ABB Electrification is a global leader in efficient and reliable electrical distribution, providing innovative solutions from source to socket. With over 50,000 employees in 100 countries, ABB collaborates with customers and partners to address the world’s most pressing challenges in energy management. As the energy transition accelerates, ABB is driving the shift to a safer, smarter, and more sustainable electrified world. With a commitment to excellence, ABB is focused on helping industries become leaner and cleaner, empowering customers to stay ahead in an ever-evolving energy landscape.

Product Introduction

ABB offers a comprehensive range of power relay solutions designed to meet diverse industrial needs. Their portfolio includes time relays, measuring and monitoring relays, interface relays, and optocouplers, all aimed at ensuring reliable performance across various applications. Key products include the CR-M, CR-P, CR-S, and CR-U series of interface relays, offering compact, space-saving designs and flexible options for integration. Additionally, ABB provides robust limit switches, liquid level monitoring relays, insulation and temperature monitoring relays, as well as advanced motor protection and grid feeding relays. With a focus on reliability, durability, and performance, ABB provides the ideal solution for critical components in electrical control systems.

 

Product Category	Key Products	Description
Power Relays	Time Relays, Measuring and Monitoring Relays, Interface Relays, Optocouplers	Comprehensive solutions for reliable performance across various industrial applications.
Interface Relays	CR-M, CR-P, CR-S, CR-U Series	Compact, space-saving, and flexible interface relays with various integration options.
Limit Switches	LS2, LS3, LS4	Reliable limit switches for converting mechanical movements into electrical signals.
Monitoring Relays	Liquid Level Monitoring Relays, Insulation Monitoring Relays, Temperature Monitoring Relays, etc.	Advanced relays for monitoring liquid levels, insulation, temperatures, motors, and grid feeding.
Motor Protection	CM-MSx Thermistor Motor Protection Relays	Protects motors from overheating and ensures their safe operation.
Grid Feeding Monitoring Relays	CM-UFx Grid Feeding Monitoring Relays	Monitors voltage and frequency to meet standards for decentralized energy generation.
Reliability and Performance Focus	All products	ABB’s solutions emphasize reliability, durability, and performance for critical electrical control components.

Finder relay

Company Overview

Founded in 1954 by Piero Giordanino, Finder is a global leader in the production of electromechanical and electronic devices for residential, commercial, and industrial sectors. Known for its innovation, including the first step relay patented in 1949, Finder manufactures over 14,500 products at its European facilities in Italy, France, and Spain. With a team of 1,300 people worldwide, the company produces over 400,000 devices daily, maintaining a strong commitment to quality through rigorous testing. Finder operates 28 wholly-owned subsidiaries and maintains an extensive inventory of over 4,000 items.

Product Introduction

The company offers a wide range of power relays, including miniature industrial and general-purpose relays, as well as high-power relays. Their product lineup spans from the 46 Series (8-16A) to the 68 Series, providing solutions for various applications with power ratings ranging from 6A to 50A. These relays are designed for reliable performance in industrial, commercial, and residential electrical systems, ensuring safe and efficient operation across a variety of power needs.

Huaguan Relays

Company Overview

Founded in 1994, Ningbo Huaguan Electronics Co., Ltd. is a leading global relay manufacturer and one of China’s largest relay R&D and production bases. The company offers over 100 types of products, including automotive, industrial, latching, power, and signal relays, with a vast range of specifications. With strict quality controls and ISO, IATF certifications, Ningbo Huaguan ensures top-quality products that meet VDE, TüV, and UL/CUL safety standards. Known for its exceptional product quality and superior service, the company is a trusted partner for businesses worldwide.

Product Introduction

Ningbo Huaguan is a leading relay manufacturer offering a wide range of high-quality power relays under the NHG brand. Their products are popular worldwide, catering to industries such as automotive, machinery, electronics, air conditioning, and household appliances. The company provides both plug-in and PCB relays, with options offering switching capabilities up to 60A. Notable products include miniature general-purpose relays, high-power cube relays, subminiature relays, and PCB relays, all of which are RoHS compliant and designed for durability and reliability in various applications.

Forward Relays

Company Overview

Ningbo Forward Relay Corp., Ltd., founded in 1986, is a leading joint venture specializing in the R&D and mass production of automotive, industrial, latching, power, and signal relays. Recognized as a National Hi-tech Manufacturer, it boasts a strong R&D team with engineers from Japan, Germany, and China. With over 100 national patents and an annual output exceeding 200 million pieces, the company is one of China’s largest relay production bases. Certified with ISO and IATF standards, Ningbo Forward ensures high-quality products backed by advanced testing, precision manufacturing, and international safety approvals.

Product Introduction

Ningbo Forward Relay, a leading relay manufacturer in China with over 30 years of experience, specializes in high-quality power relays for various applications. Their product range includes miniature PCB relays, subminiature relays, high-power relays, and extra slim PCB relays, offering switching capabilities from 5A to 20A. Designed for reliability, these relays feature high dielectric strength, low power consumption, and compliance with RoHS and IEC60335-1 standards. With a commitment to innovation and quality, Ningbo Forward Relay provides efficient and durable power solutions for global industries.

Fuji Electric

Company Overview

Fuji Electric FA Components & Systems is a leading manufacturer specializing in industrial automation and power control solutions. With a strong corporate vision, the company focuses on innovation, quality, and sustainability. It operates multiple offices and factories worldwide, ensuring efficient production and distribution. Committed to corporate social responsibility, Fuji Electric integrates environmental and social initiatives into its business operations. The company continues to develop advanced technologies to enhance industrial efficiency and reliability.

Product Introduction

This manufacturer specializes in industrial control relays, offering a diverse range of high-quality products designed for various applications. The lineup includes compact RB series card relays, RS series relay and terminal modules, and HH52, HH53, and HH54 miniature control relays with up to 7A ratings. The HH62, HH63, and HH64 series provide lightweight miniature power relays with 10A capacity, while the HH22, HH23, and HH24 general-purpose relays ensure easy status monitoring. Additionally, the company offers specialized solutions such as RV series annunciator relays and JH series flicker relays, serving global markets with reliable and efficient relay technology.

Omeron

Company Overview

OMRON is a global leader in automation, providing innovative solutions across industrial automation, healthcare, social systems, device and module solutions, and data solutions. Operating in over 130 countries, OMRON integrates its core “Sensing & Control + Think” technology to drive advancements in manufacturing, healthcare, and sustainability. With a strong commitment to innovation and social responsibility, the company aims to enhance productivity, support medical advancements, and promote a carbon-neutral society. OMRON continues to shape the future with cutting-edge technologies and a vision for a more efficient and connected world.

Product Introduction

This company specializes in a wide range of high-performance relays designed for various applications, including MOS FET relays for analog switching, signal relays for low-current PCB applications, and power relays with high switching capacity. Their product lineup also includes automotive relays for vehicle electrical control and industrial relays for robust operational needs. With a focus on reliability and innovation, the company provides advanced relay solutions for diverse industries.

Pickering Electronics

Company Overview

Pickering Electronics is a renowned leader in the high-end reed relay market, specializing in innovative designs and high-performance components. Established over 55 years ago, the company has developed the most advanced Single-in-Line (SIL/SIP) reed relays, which are notably 25% smaller than many competitors. These high-quality relays are widely used in instrumentation and test equipment, and are trusted by large ATE and semiconductor companies globally.

Product Introduction

Pickering Electronics specializes in high-quality reed relays, offering a diverse range of products to meet various application needs. Their offerings include high-voltage relays with up to 15kV stand-off voltage, ultra-high-density relays with 4mm x 4mm stacking, and high-power relays capable of carrying up to 5 Amps and switching up to 200W. These relays are suitable for applications such as high-speed test systems, data acquisition, and general instrumentation.

Relay Series	Key Features	Switching Capacity	Contact Configuration
Ultra High Density 2-Pole Series 125	Smallest 2-pole reed relays, optional internal diode	200V switching at 20W, up to 1 Amp	2 Form A
Mini High Power, 80W Series 144	High power, 1kV switching, 3kV standoff	80W at 1 Amp, 60W at 2 Amps	1 Form A, 2 Form A, 1 Form B
5kV Standoff, 1.5kV Switching Series 104	Up to 5kV standoff, 1.5kV switching	–	–
High Voltage SMD Series 219	Surface mount, multiple coil voltage options	High voltage relays up to 12V	2 Form A, 1 Form B

TE Connectivity

Company Overview

TE Connectivity is a global leader in advanced connectivity and sensor solutions. For over 80 years, the company has collaborated with customers to develop reliable, durable, and sustainable technologies that power industries worldwide. TE’s vast portfolio enables businesses to turn innovative ideas into transformative technologies, enhancing connectivity, productivity, and sustainability. With a commitment to inclusion, diversity, and employee growth, TE strives to create a connected future.

Product Introduction

TE Connectivity offers a wide range of relays and contactors, including circuit breakers, electromechanical relays, solid-state relays, safety relays, and accessories. These products are designed to meet various industrial and commercial needs, focusing on efficiency, reliability, and performance. Their solutions cater to diverse sectors, including automotive, energy, and telecommunications, providing advanced technologies to optimize operations. TE Connectivity ensures quality and innovation across all its relay and contactor offerings.

Song Chuan

Company Overview

Song Chuan Precision Americas, part of the privately held Taiwanese Song Chuan Group, has over 50 years of expertise in manufacturing power electromechanical relays. Founded in 1974, the company provides switching solutions for industries such as automotive, HVAC, industrial, and green energy. With IATF-16949 certification, Song Chuan employs APQP principles to ensure quality and reliability in its products, manufactured across four global facilities.

Product Introduction

The company offers a wide range of power relays, including high and low voltage options suitable for various applications. These include general-purpose, high DC voltage, automotive, and heavy-duty relays, with contact ratings up to 200A. They provide solutions for industries such as automotive, industrial, and energy, ensuring reliable performance under harsh conditions. The relays are designed for different power levels and offer features like high inrush current capacity, weatherproof designs, and efficient switching.

Eaton Corporation

Company Overview

Eaton is a global leader in power management solutions, operating in over 175 countries. Specializing in electrical, aerospace, hydraulic, and vehicle technologies, Eaton provides products that improve efficiency, safety, and sustainability. With a strong focus on innovation and manufacturing excellence, Eaton helps customers address critical power challenges, ensuring reliable and sustainable operations. The company’s values-based culture and integrated business system drive success across various industries worldwide.

Product Introduction

Eaton offers a wide range of power relays, including IEC control relays, safety relays, solid-state relays, and timing relays, suitable for various industrial applications. The XT IEC control relays, D-series general-purpose relays, and mill-type DC relays are known for their reliability and flexibility. Eaton’s safety relays, such as the ESR5, ensure high safety ratings, while solid-state relays offer durability and quick response times. Their timing relays, like the TR series, are compact and versatile, providing easy installation and space-saving designs.

IDEC Corporation

Company Overview

IDEC Group, founded in 1945 and incorporated in 1947, has over 75 years of history. The company is committed to creating the optimal environment for humans and machines, ensuring safety, ANSHIN (peace of mind), and well-being.

Product Introduction

IDEC’s RJ Slim General Purpose Relay offers high durability and electrical conductivity, featuring a unique return spring structure that enhances performance. Available in both plug-in blade and PCB types, with SPDT or DPDT configurations, it supports up to 16A rated contacts. The relay’s compact size, along with its robust electrical and mechanical life, makes it ideal for space-saving applications. The built-in LED indicator ensures high visibility, and it meets RoHS standards, offering long-lasting, reliable performance for various industrial applications.

Conclusion

Selecting the right industrial power relay manufacturer requires careful consideration of factors such as trustworthiness, certifications, after-sale policies, and specific application needs. Leading manufacturers like Shenler, ABB, Finder, and Fuji Electric offer a variety of reliable and high-performance relays, tailored for different industrial sectors. By evaluating these aspects, businesses can ensure they invest in quality solutions that guarantee operational efficiency, durability, and safety across diverse applications.

References

• Shenler
• ABB
• Finder
• Hua Guan
• Forward Relays
• Fuji Electric
• Omron
• Pickering Relay
• TE Connectivity
• Song Chuan
• Eaton
• IDEC

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