SIEMENS 6ES5095-8MB03 SIMATIC S5-95U Compact Central Unit

The Siemens 6ES5095-8MB03 is a compact central processing unit (CPU) from the SIMATIC S5-95U series, designed for streamlined industrial automation applications. It combines the processor, power supply, and I/O in a single compact housing, making it an efficient solution for small to medium control tasks. The S5-95U is equipped with a PROFIBUS interface, enabling fast and secure data transfer between devices over distances up to 200 meters .

The 8MB03 variant represents a specific hardware revision within the S5-95U family, offering 16 KB of memory (with 8 KB available for instructions) and a comprehensive set of integrated I/O channels. This compact controller is well-suited for applications requiring efficient and reliable control performance in space-constrained environments.

  • Item No :

    6ES5095-8MB03
  • Order(MOQ) :

    1
  • Payment :

    EXW
  • Product Origin :

    Germany
  • Shipping Port :

    Wuhan, Hubei, China
  • Lead Time :

    3-5 days
  • Weight :

    1.3kg
  • Overview

    6ES5095-8MB03 SIMATIC PLC Module

    Payment Method: TT.Western Union

    Shipping Method: DHL\UPS\Fedex\EMS\Others

    Attention:Siemens 6ES5 series has been out of production for a long time, due to the high cost of many system transformation, so that many factories still have a large demand, our company has a large number of inventory in stock to meet the needs of the market, complete models, welcome to consult, we will support you with preferential product prices and short delivery time!The stock part is generally ultra-low discounts, and a very small number of partial models will also support you in terms of price if need time to order.

    Key Features

    • Integrated Compact Design – Combines CPU, power supply, and I/O in a single housing, reducing cabinet space and wiring requirements

    • PROFIBUS Interface – Built-in PROFIBUS connectivity for high-speed data transfer up to 200 meters

    • Comprehensive Integrated I/O – 16 digital inputs (24V DC), 16 digital outputs (24V DC, 0.5A), 8 analog inputs (current/voltage), and 1 analog output (0–10V)

    • 16 KB Memory Capacity – 8 KB available for user program instructions

    • Interrupt and Counter Functions – 4 interrupt inputs and 2 × 16-bit counters for advanced control tasks

    • Compatibility – Direct replacement for earlier S5-95U models including 6ES5095-8MA01 and 6ES5095-8MA02

    Technical Parameters

     
     
    Parameter Specification
    Order Number 6ES5095-8MB03
    Manufacturer Siemens
    Product Series SIMATIC S5-95U
    Product Type Compact Central Unit (CPU)
    Memory Capacity 16 KB (8 KB for instructions)
    Digital Inputs 16 × 24V DC
    Interrupt Inputs 4
    Analog Inputs 8 (Current/Voltage, convertible to Digital Inputs)
    Digital Outputs 16 × 24V DC, 0.5A
    Analog Output 1 × Analog Voltage 0–10V
    Counters 2 × 16-bit
    Communication Interface PROFIBUS
    Max Communication Distance 200 meters (PROFIBUS)
    Weight Approx. 1.3 kg
    Country of Origin Germany

    Core Advantages

    1. Compact All-in-One Design

    The S5-95U integrates the CPU, power supply, and I/O into a single compact unit, eliminating the need for separate modules and reducing panel space requirements. This design simplifies installation and reduces wiring complexity, making it ideal for small to medium automation tasks .

    2. Built-in PROFIBUS Connectivity

    The integrated PROFIBUS interface enables seamless connection to distributed I/O devices, drives, and other automation components. With support for distances up to 200 meters, the S5-95U can serve as a central controller for distributed automation architectures .

    3. Comprehensive Integrated I/O

    The 8MB03 variant provides a versatile I/O mix directly on the CPU: 16 digital inputs, 16 digital outputs, 8 analog inputs, and 1 analog output. This eliminates the need for additional I/O modules in many applications, reducing system cost and complexity .

    4. Proven Reliability in Industrial Environments

    The SIMATIC S5 series has a long track record of reliable operation in demanding industrial environments. The S5-95U compact controller is designed for continuous operation and is suitable for a wide range of manufacturing and process applications.

    5. Direct Replacement Compatibility

    The 6ES5095-8MB03 serves as a direct replacement for earlier S5-95U models including 6ES5095-8MA01 and 6ES5095-8MA02, allowing for straightforward modernization of existing installations without significant re-engineering .

    Applications

    The 6ES5095-8MB03 is deployed across a range of industrial automation applications:

     
     
    Application Area Description
    Manufacturing Machine control, assembly lines, and packaging equipment
    Material Handling Conveyor systems, sorting equipment, and automated storage
    Building Automation HVAC control, lighting systems, and access control
    Process Control Small to medium process monitoring and regulation
    Legacy System Support Maintenance and repair of existing S5-95U installations

    Recommended Models & Related Products

     
     
    Part Number Description Notes
    6ES5095-8MB03 S5-95U Compact CPU (this item) 16 KB memory, PROFIBUS interface
    6ES5095-8MB04 S5-95U Compact CPU 100% compatible with 8MB03
    6ES5095-8MB02 S5-95U Compact CPU Earlier variant, theoretically compatible
    6ES5095-8MA01 S5-95U Compact CPU Legacy model, replaced by 8MB03
    6ES5375-1LA21 16 KB EPROM Memory Submodule Optional program storage
    6ES5375-0LC41 16 KB EEPROM Memory Submodule Optional program storage

    What's Included

    • 1 × Siemens 6ES5095-8MB03 SIMATIC S5-95U Compact Central Unit

    Why Buy From Us?

    • In Stock – Ready to ship immediately

    • New Original – Genuine Siemens factory condition

    • Warranty Included – 1-year warranty for purchase confidence

    • Fast Shipping – Expedited shipping options available

    • Technical Support – Legacy system compatibility assistance available

    Frequently Asked Questions (FAQ)

    Q1: What is the Siemens 6ES5095-8MB03?

    It is a compact central processing unit from the SIMATIC S5-95U series. It integrates the CPU, power supply, and I/O into a single housing, designed for small to medium industrial automation applications .

    Q2: What is the memory capacity of this module?

    The 6ES5095-8MB03 has 16 KB of memory, with 8 KB available for user program instructions .

    Q3: What I/O does this module provide?

    It provides 16 digital inputs (24V DC), 16 digital outputs (24V DC, 0.5A), 8 analog inputs (current/voltage), 1 analog output (0–10V), 4 interrupt inputs, and 2 × 16-bit counters .

    Q4: Does this module have a PROFIBUS interface?

    Yes. The S5-95U 8MB03 is equipped with a PROFIBUS interface, supporting data transfer over distances up to 200 meters .

    Q5: Can I replace an older S5-95U model with this one?

    Yes. The 6ES5095-8MB03 is a direct replacement for earlier models including 6ES5095-8MA01 and 6ES5095-8MA02 . The 8MB04 is also 100% compatible with the 8MB03 .

    Q6: Is this a genuine Siemens product?

    Yes. This is a new original Siemens module manufactured in Germany.

    Q7: Is the SIMATIC S5 series still in production?

    No. The SIMATIC S5 series has been discontinued by Siemens and replaced by the S7 series. However, many installations continue to use S5 systems, and spare parts are available through specialized suppliers.

    Q8: What EPROM/EEPROM modules are compatible?

    Compatible memory submodules include: 6ES5375-1LA15 (8 KB EPROM), 6ES5375-1LA21 (16 KB EPROM), 6ES5375-1LA41 (32 KB EPROM), 6ES5375-0LC11 (2 KB EEPROM), 6ES5375-0LC21 (4 KB EEPROM), 6ES5375-0LC31 (8 KB EEPROM), and 6ES5375-0LC41 (16 KB EEPROM) .

    Q9: What is the weight of this module?

    Approximately 1.3 kg .

    Q10: What should I verify before ordering?

    Always verify the exact part number (6ES5095-8MB03), confirm your system compatibility (S5-95U series), and check whether your application requires specific firmware features or memory submodules .

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