Automotive Relay Market Report 2025

This Automotive Relay market report covers market characteristics, size & growth, segmentation, regional & country breakdowns, competitive landscape, market shares, trends and strategies for this market. It traces the market’s historic and forecast market growth by geography.

The automotive relay market size has grown strongly in recent years. It will grow from $17.56 billion in 2024 to $18.77 billion in 2025 at a compound annual growth rate (CAGR) of 6.9%. The growth in the historic period can be attributed to changing consumer preferences, government regulations, increased adoption of electric vehicles, growing demand for luxury cars, increasing complexity of vehicle electrical circuits.

The automotive relay market size is expected to see strong growth in the next few years. It will grow to $25.61 billion in 2029 at a compound annual growth rate (CAGR) of 8.1%. The growth in the forecast period can be attributed to growing demand for connected car technologies, integration of advanced driver assistance systems (ADAS), focus on energy efficiency in vehicle electronics, development of smart and self-diagnosing relays, heightened emphasis on safety and performance enhancements. Major trends in the forecast period include miniaturization of relay components, adoption of solid-state relay technology, increased use of intelligent and programmable relays, integration of cybersecurity measures in relay systems, advancements in technology.

The growing production of commercial and passenger vehicles is anticipated to drive the growth of the automotive relay market in the future. Passenger vehicles are designed to transport individuals, while commercial vehicles carry a larger number of people for business purposes. This high level of production necessitates a significant number of automotive components, including automotive relays, to be installed in new vehicles, thereby boosting the growth of the automotive relay market. For example, in August 2024, the European Automobile Manufacturers' Association, a Belgium-based organization, reported that new car registrations increased by 3.9% in the first seven months of 2024, surpassing 6.5 million units. The largest markets within the bloc showed positive but modest growth, with Spain (+5.6%), Italy (+5.2%), Germany (+4.3%), and France (+2.2%) all reporting increases. Thus, the rising production of vehicles is fueling the growth of the automotive relay market.

The surge in the adoption of electric vehicles (EVs) is poised to fuel the growth of the automotive relay market. Electric vehicles, powered primarily by electric motors and batteries, rely on automotive relays to control essential functions such as battery connectivity and disconnection, ensuring safety during maintenance or emergency situations. The International Energy Agency reported an impressive rise in electric vehicle sales, projecting a sales increase from 10 million in 2022 to an anticipated 14 million in 2023. This increased adoption of electric vehicles is a significant driver behind the growing demand for automotive relays in the market.

Product innovations have become a significant trend gaining traction in the automotive relay market. Leading companies in this sector are focusing on developing advanced products to enhance their market position. For example, in April 2023, Fujitsu, a technology firm based in Japan, introduced the 30A Automotive Relay. The FTR-G3 is recognized as the world’s smallest automotive relay in the 30A category, capable of switching 30A of current within a compact, plastic-sealed package that measures only 6.6 mm x 13.7 mm x 14 mm. With its 30A fuse rating, this relay's space-efficient design makes it perfect for controlling power windows, defoggers, seat heaters, lamps, and wipers. It features a high contact capacity, with a minimum of 100,000 operations at 14VDC and 30A, and operates efficiently within a wide temperature range of -40°C to 125°C. The rated power consumption is approximately 640mW at 20°C.

Leading firms in the automotive relay market are placing a significant emphasis on innovation, exemplified by the development of products like the G9KB relay, aimed at delivering dependable services to customers. Omron Corporation, a prominent Japanese electronic company, introduced the G9KB in May 2022, a high-capacity printed circuit board (PCB) power relay engineered to manage up to 50 A and 600 volts of direct current (VDC). This innovative relay finds utility in various applications such as energy storage systems, power conditioning, and automotive functions like electric vehicle charging. Notably, the G9KB relay boasts features such as low initial contact resistance and minimal coil power consumption, catering to high-capacity household electricity storage needs.

In November 2023, Hongfa Group, a Chinese firm that specializes in electrical components and systems such as relays, switches, and sensors, acquired HELLA for an undisclosed amount. This acquisition aims to expand its market reach, diversify its product portfolio, and gain access to new technologies. As a result, this move enhances Hongfa Group's position as a leading supplier of electrical components for the automotive industry. HELLA, a German company, is a prominent supplier of lighting systems, electronics, and sensors for the automotive sector.

Major companies operating in the automotive relay market include Fujitsu Ltd., Denso Corporation, Panasonic Corporation, Tyco Electronics Connectivity Ltd., Omron Corporation, HELLA GmbH & Co KGaA, Littelfuse Inc., Microchip Technology Inc., Robert Bosch GmbH, Eaton Corporation plc, Asea Brown Boveri Ltd., Sharp Corporation, Nippon Electric Company Ltd., Daesung Electric Co. Ltd., Mouser Electronics Inc., Delphi Technologies plc, Siemens AG, Schneider Electric SE, Mitsubishi Electric Corporation, Picker Components, Song Chuan Precision Co. Ltd., Nidec Corporation, American Zettler Inc., Kyosan Electric Manufacturing Co. Ltd., Ningbo Forward Relay Corporation Ltd., Jideco Co. Ltd., Sanyou Corporation, Guizhou Space Appliance Co. Ltd., Yoto Electric Co. Ltd.

Automotive relays are electronic switches that operate circuits by opening and closing them electronically. Specifically designed for DC voltages in automotive systems, these relays are employed in vehicle retention systems and passenger comfort applications, offering the ability to control power levels in challenging environments. Utilizing electromagnetism, automotive relays operate higher current circuits within automobiles.

Key products within the automotive relays category include PCB relays, plug-in relays, and other specialized types. Plug-in relays enable easy exchange within systems and find applications in various components such as wipers, pumps, energy management, fans, and heaters. Automotive relays cater to different vehicle types, including passenger vehicles, commercial vehicles, and electric vehicles. The various relay types encompass solid-state relays (SSR), hybrids, and electromechanical relays. These relays are applied in diverse automotive applications, including powertrain systems, body and chassis, convenience features, safety and security systems, and driver information functionalities.

The automotive relay market research report is one of a series of new reports that provides automotive relay market statistics, including automotive relay industry global market size, regional shares, competitors with market share, detailed automotive relay market segments, market trends and opportunities, and any further data you may need to thrive in the automotive relay industry. This automotive relay market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future scenario of the industry.

Asia-Pacific was the largest region in the automotive relay market in 2024. Asia-Pacific is expected to be the fastest growing region in the forecast period. The regions covered in the automotive relay market report are Asia-Pacific, Western Europe, Eastern Europe, North America, South America, Middle East, Africa.

The countries covered in the automotive relay market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Russia, South Korea, UK, USA, Italy, Canada, Spain.

The automotive relay market consists of sales of potted relays, flasher relays, thermal (standard) flasher, electro-mechanical flasher, led flashers and wig-wag flashers. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD, unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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