Single Pair Ethernet

Global Single Pair Ethernet Market to Reach US$5.6 Billion by 2030

The global market for Single Pair Ethernet estimated at US$2.9 Billion in the year 2024, is expected to reach US$5.6 Billion by 2030, growing at a CAGR of 11.8% over the analysis period 2024-2030. Infrastructure & Device Component, one of the segments analyzed in the report, is expected to record a 10.0% CAGR and reach US$3.2 Billion by the end of the analysis period. Growth in the Software & Services segment is estimated at 14.4% CAGR over the analysis period.

The U.S. Market is Estimated at US$784.5 Million While China is Forecast to Grow at 15.6% CAGR

The Single Pair Ethernet market in the U.S. is estimated at US$784.5 Million in the year 2024. China, the world`s second largest economy, is forecast to reach a projected market size of US$1.2 Billion by the year 2030 trailing a CAGR of 15.6% over the analysis period 2024-2030. Among the other noteworthy geographic markets are Japan and Canada, each forecast to grow at a CAGR of 8.7% and 10.3% respectively over the analysis period. Within Europe, Germany is forecast to grow at approximately 9.3% CAGR.

Global Single Pair Ethernet Market - Key Trends & Drivers Summarized

Why Is Single Pair Ethernet Disrupting Legacy Network Architectures in Industrial Automation?

Single Pair Ethernet (SPE) is emerging as a game-changing connectivity standard for industrial networks and embedded devices, offering a lightweight, cost-effective alternative to traditional Ethernet cabling. By enabling data and power transmission over a single twisted pair of wires, SPE significantly reduces wiring complexity, weight, and cost, particularly in space-constrained or mobile applications. Unlike multi-pair Ethernet which is over-dimensioned for low-speed sensors or actuators, SPE is optimized for Industrial Internet of Things (IIoT) applications that require deterministic, real-time communication in harsh environments.

The shift toward Industry 4.0 and smart manufacturing is accelerating demand for SPE-enabled devices and infrastructure. Traditional fieldbus systems and analog wiring are increasingly being replaced by Ethernet-based communication standards that support seamless data exchange across the Operational Technology (OT) and Information Technology (IT) layers. SPE supports standardized physical layer protocols (IEEE 802.3cg, 802.3bw) and enables transmission ranges up to 1000 meters, making it ideal for process automation, building automation, and automotive electronics. Its compatibility with Time-Sensitive Networking (TSN) protocols further enhances real-time performance, enabling precise control over manufacturing equipment, robotics, and distributed sensor arrays.

How Are Deployment Scenarios and Use Cases Expanding Across Industry Verticals?

The deployment of Single Pair Ethernet is expanding across a wide spectrum of verticals, from industrial automation and building management to transportation and automotive sectors. In factories and refineries, SPE is facilitating the replacement of analog 4-20 mA systems and fieldbuses like PROFIBUS or HART with digital Ethernet links, improving system interoperability and remote diagnostics. Industrial edge devices, including sensors, actuators, drives, and controllers, are increasingly being designed with SPE ports to enable plug-and-play integration and reduce commissioning time. These devices benefit from compact cabling, lower electromagnetic interference, and simplified routing in densely packed enclosures.

Building automation systems, which rely on extensive cabling for HVAC control, lighting, access management, and energy monitoring, are adopting SPE to streamline architecture. With Power over Data Line (PoDL) capabilities, SPE can deliver up to 52W of power alongside high-speed data, eliminating the need for separate power supplies for endpoint devices like sensors, LED panels, and environmental monitors. This unified approach is particularly valuable in retrofitting older buildings with smart systems without overhauling existing infrastructure. The automotive industry is another major adopter, where SPE is supporting the transition to zonal architectures in electric vehicles. By reducing weight and cabling bulk, SPE improves vehicle energy efficiency while enabling reliable connectivity for Advanced Driver Assistance Systems (ADAS), infotainment, and over-the-air updates.

What Technological and Ecosystem Advancements Are Driving Standardization and Interoperability?

The success of Single Pair Ethernet hinges on ecosystem alignment among semiconductor companies, connector manufacturers, cable suppliers, and automation vendors. Standardization under IEEE 802.3 specifications has been pivotal in establishing cross-vendor compatibility and driving interoperability in industrial deployments. The 10BASE-T1S and 10BASE-T1L standards, which support 10 Mbps transmission over distances up to 15 and 1000 meters respectively, are being embedded into a new generation of SPE transceivers and PHYs. These components are optimized for low-power operation and electromagnetic resilience, making them ideal for mission-critical industrial and automotive networks.

Advancements in SPE connectors and cable designs are supporting ruggedized deployments. New connector standards like IEC 63171-1 (industrial M8-style) and IEC 63171-6 (industrial M12-style) are enabling high-density panel integration, IP67-rated connections, and vibration resistance for use in harsh operating environments. Cable manufacturers are also introducing Cat 5e and Cat 6 grade single-pair cables with shielding and flame retardancy suitable for in-wall, ceiling, and floor routing. Interoperability testing by consortia like the Single Pair Ethernet System Alliance and Open Alliance is fostering multi-vendor solution readiness, boosting user confidence in deployment scalability.

Moreover, the integration of SPE transceivers into microcontrollers and industrial I/O modules is accelerating, enabling edge device manufacturers to offer native Ethernet connectivity without additional interface converters. This trend is reducing bill-of-material (BOM) costs and simplifying product design cycles. As more smart sensors and actuators adopt SPE, the ecosystem is expected to reach critical mass, paving the way for broader deployment in IIoT frameworks, digital twin environments, and predictive maintenance systems.

What Forces Are Fueling the Rapid Uptake and Future Expansion of SPE?

The growth in the global single pair Ethernet market is driven by several factors that reflect the evolving needs of industrial digitalization, edge connectivity, and energy-efficient design. The push for decentralized automation, where data processing is shifted from central PLCs to edge devices, is increasing demand for reliable, low-cost connectivity. SPE meets this requirement by offering Ethernet-native connectivity without the need for protocol translation, allowing seamless vertical and horizontal data integration across automation hierarchies. This is especially important in predictive maintenance, condition monitoring, and real-time quality control systems.

Simultaneously, the trend toward power-constrained and space-limited systems in EVs, robotics, and smart buildings is catalyzing adoption. By minimizing cable weight and diameter, SPE supports design compactness and thermal efficiency-two critical parameters in high-performance computing environments and energy-aware applications. Additionally, sustainability targets in corporate ESG frameworks are pushing manufacturers to replace copper-intensive cabling systems with lightweight alternatives like SPE that reduce raw material usage and energy consumption during installation and operation.

Lastly, the increasing availability of development kits, reference designs, and open-source firmware for SPE-compatible devices is lowering entry barriers for innovators and system integrators. Educational institutions and research labs are incorporating SPE in training programs, creating a talent pool equipped with the skills to deploy and maintain SPE networks. With technology suppliers expanding global distribution, and end-users witnessing strong ROI from early deployments, SPE is poised for exponential growth in the decade ahead, underpinning the transformation of connected infrastructure across industries.

SCOPE OF STUDY:

The report analyzes the Single Pair Ethernet market in terms of units by the following Segments, and Geographic Regions/Countries:

Segments:
Type (Infrastructure & Device Component, Software & Services); Application (Robotics & Automation Application, Automotive & Transportation Application, Energy Application, Machinery Application)

Geographic Regions/Countries:
World; United States; Canada; Japan; China; Europe (France; Germany; Italy; United Kingdom; Spain; Russia; and Rest of Europe); Asia-Pacific (Australia; India; South Korea; and Rest of Asia-Pacific); Latin America (Argentina; Brazil; Mexico; and Rest of Latin America); Middle East (Iran; Israel; Saudi Arabia; United Arab Emirates; and Rest of Middle East); and Africa.

Select Competitors (Total 34 Featured) -

• A – Alpha Wire
• Amphenol CS
• Analog Devices, Inc.
• Bel Fuse Inc.
• Belden Inc.
• Broadcom Inc.
• CommScope Holding Company Inc.
• HARTING Technology Group
• HIROSE ELECTRIC CO. LTD.
• Infineon Technologies AG
• Lapp Group
• LEONI AG
• Microchip Technology Inc.
• Molex LLC
• Nexans S.A.
• Panduit
• Phoenix Contact
• Rosenberger Group
• Siemens AG
• TE Connectivity Ltd.
• Würth Elektronik GmbH & Co. KG
• Weidmuller Interface GmbH & Co. KG

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