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SIEMENS CPU945 – 6ES5945-7UA21 Processor Module, High-Performance Control Solution

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The SIEMENS CPU945 6ES5945-7UA21 is a high-performance industrial processor module designed for seamless integration into complex automation systems, delivering superior control and efficiency.

Processing Speed:400 MHz

Memory Size:1 MB RAM, 2 MB Flash

Communication Ports:2 x MPI, 1 x PROFIBUS DP

Operating Temperature:-25°C to +60°C

Power Consumption:Max. 25 W

Compliance Standards:EN 50155, EN 50121-4

    The SIEMENS CPU945 6ES5945-7UA21 processor module stands out in its class for its robust design and high-performance capabilities, making it an ideal choice for complex industrial control applications.

    Equipped with a powerful Central Processing Unit (CPU), this module ensures fast and efficient execution of control algorithms, enhancing overall system performance.

    Featuring 512KB of RAM, the module provides ample memory space for storing programs and data, ensuring smooth operation even under heavy load conditions.

    Running on the SIMATIC RTDX operating system, the module offers a secure environment for critical industrial processes, with built-in cybersecurity features to protect against potential threats.

    With support for PROFINET and PROFIBUS DP communication interfaces, the module seamlessly integrates with existing industrial networks, facilitating easy data exchange and connectivity with other automation devices.

    Operated within a wide temperature range of -25°C to +60°C, this module is suitable for diverse industrial environments, ensuring reliable performance under varying conditions.

SIEMENS 6ES5945-7UA21  CPU945 Processor Module

SIEMENS 6ES5945-7UA21  CPU945 Processor Module




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      Shenzhen Changxin Automation Equipment Co., Ltd. is committed to becoming a leading supplier and wholesaler of industrial automation products in the international market. We focus on providing one-stop industrial automation product supply chain services for military enterprises, power plants, oil and gas, automobile manufacturers, railways, petrochemicals and other industries. As a professional supplier of industrial products, we cover PLC, DCS, safety barriers, sensors and switches, low-voltage power distribution, valve positioners, control cabinets, inverters, industrial connections, actuator control boards, industrial communications, I/A & I/O systems, instruments, solenoid valves, combustion control, electronic components and other products. Our business scope includes various well-known brands of industrial automation engineering equipment, spare parts and system integration. Our purpose is to provide customers with reliable and feasible product solutions, and always adhere to the principles of customer first, honest management, mutual benefit and win-win.

      Our advantages

      Fast delivery: We have a professional warehousing and logistics team to ensure that your order is shipped quickly

      Guaranteed authenticity: All our products are genuine and licensed

      Favorable prices: We can purchase directly from overseas, reduce middlemen, and allow you to buy products at a preferential price

      Quality assurance: All our products are strictly inspected to ensure excellent quality

      Perfect after-sales service: We provide perfect after-sales service and one-year warranty.

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