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Can single pair Ethernet (SPE) connectors replace RJ45 as the mainstream choice in the new transformation of industrial Ethernet?

In the wave of device miniaturization and efficiency development, single pair Ethernet (SPE) connectors are widely used in industrial Ethernet devices such as industrial switches, servers, controllers, and sensors due to their miniaturization design and reliability, providing a new solution for data transmission and power supply in the Industry 4.0 era.

A single pair Ethernet (SPE) connector only requires two contacts to achieve synchronous transmission of signals and power, which reduces its size to one-fifth of traditional RJ45 connectors and optimizes the layout of the device's internal space. In contrast, RJ45 connectors, circular connectors, and D-shaped connectors require larger layout and installation space, making it difficult to meet the compact design requirements of modern industrial equipment.

In terms of docking, the single pair Ethernet (SPE) connector adopts a unique buckle structure design, which not only ensures the convenience of operation, but also effectively resists the problem of connection loosening caused by accidental collisions, providing a solid guarantee for the stable operation of industrial environments.

In terms of transmission distance, the single pair Ethernet (SPE) connector breaks through the 100 meter limitation of RJ45 connectors and achieves long-distance transmission up to 1000 meters; In terms of transmission rate, a single pair of Ethernet (SPE) connectors can stably reach 1Gbps within a range of 40 meters, while maintaining a transmission efficiency of 10Mbps within a range of 1000 meters; As for the power supply, compared to the 30W POE power supply capability of RJ45 connectors under the IEEE 802.3at standard, single pair Ethernet (SPE) connectors have increased this value to 50W, fully meeting the dual high standard requirements of industrial equipment for data transmission and power supply.

With the popularization of single pair Ethernet (SPE) connector technology, we believe that the field of industrial Ethernet can continue to innovate and develop.