The Siemens PLC 6ES7214-1AG40-0XB0 is a core compact CPU module designed for the SIMATIC S7-1200 series. This S7-1200 compact CPU operates on a DC/DC/DC configuration, meaning it requires a 24V DC power supply and supports 24V DC digital inputs and outputs. As a mid-range controller in the SIMATIC lineup, the CPU 1214C model delivers reliable and efficient performance tailored for machine control and automation tasks. Its balanced capabilities make it ideal for a wide range of industrial applications, combining robust processing power with flexible I/O options in a compact form factor.

SIMATIC 6ES7214-1AG40-0XB0
The Siemens CPU 1214C DC/DC/DC model 6ES7214-1AG40-0XB0 offers a solid balance of processing power, I/O integration, and communication options designed for efficient machine and process control.
| Feature | Details |
|---|---|
| Processing Power | 100 KB work memory, 4 MB expandable load memory for program and data storage |
| Integrated I/O | 14 Digital Inputs (24V DC), 10 Digital Outputs (24V DC), 2 Analog Inputs (0-10V) |
| Communication | Built-in PROFINET Industrial Ethernet interface for fast programming and network connectivity |
| Motion Control | Supports high-speed counters and Pulse Train Outputs perfect for stepper and servo motor control |
This model’s integrated 14 DI and 10 DO make it ideal when you need reliable, flexible I/O without additional modules. The Analog Inputs handle sensor signals up to 10V, expanding your monitoring capabilities.
PROFINET integration ensures seamless connection and quick response times in automation networks, critical for modern industrial setups.
For advanced motion control, this CPU supports high-speed counting and pulse train output, crucial for controlling small servo motors – a great fit if your project involves precise motor driven movements, which pairs well with solutions like the small servo motor guides found in compact, high torque motor setups.
This combination of features makes the 6ES7214-1AG40-0XB0 a mid-range compact controller with performance designed specifically for smart machine automation and complex control tasks.

Here’s a quick overview of the key specs for the Siemens SIMATIC S7-1200 CPU module 6ES7214-1AG40-0XB0, designed to fit the needs of US industrial automation:
| Specification | Details |
|---|---|
| Supply Voltage | 20.4 to 28.8 V DC |
| Current Consumption | Typical and maximum current draw |
| Operating Temperature | -20°C to +60°C |
| Dimensions | Standard compact size: 100 mm width, with matching height and depth |
| Programming Software | Requires STEP 7 Basic or Professional (TIA Portal) version 13 or higher |
This Siemens CPU 1214C DC/DC/DC controller needs a stable 24V DC supply within the voltage range to function correctly. The operating temperature supports a wide range of industrial environments, perfect for production floors across the United States.
For programming and configuration, you’ll use TIA Portal V13 or newer, which streamlines automation projects. This compact CPU module fits neatly into tight spaces while delivering reliable processing and expandability.
Explore compatible automation products like other S7-1200 expansion modules or even check related controllers from trusted industrial suppliers to build an efficient system. For example, you might find options to complement your setup among ABB AC drives for automation, which often integrate well in industrial applications.
The Siemens SIMATIC S7-1200 CPU 6ES7214-1AG40-0XB0 offers flexible system expansion options to meet diverse industrial control needs. You can easily attach signal boards directly to the CPU’s faceplate without affecting the module’s compact dimensions, preserving the sleek design of this mid-range compact controller.
For broader I/O requirements, this S7-1200 compact CPU supports up to 8 right-side signal expansion modules, allowing you to customize input/output configurations without replacing the CPU itself. These expansions enhance the CPU’s versatility for complex automation setups.
On the communication side, the left side of the CPU accommodates RS232/RS485 communication modules, enabling seamless integration with various serial devices and networks. This flexibility ensures reliable connectivity options for diverse industrial environments.
The modular design and robust compatibility of the 6ES7214-1AG40-0XB0 maintain its status as a powerful yet scalable Siemens CPU 1214C DC/DC/DC controller, ideal for expanding industrial automation systems.
For more on related expansions and modules, consider reviewing the detailed product specs of the 6ES7214-1BG40-0XB0 SIMATIC CPU which shares similar expansion capabilities.
The Siemens SIMATIC S7-1200 CPU 1214C is designed to handle a range of industrial automation tasks with reliability and speed. Its robust processing power and integrated I/O make it ideal for various applications, such as:
Its flexibility and integrated communication via PROFINET make the 6ES7214-1AG40-0XB0 a dependable choice for automation challenges in US manufacturing and process industries. For expanding your system, consider compatible expansion modules like the Siemens S7-1200 digital output module 6ES7222-1BF32-0XB0, which work seamlessly alongside the CPU 1214C.
Installing the Siemens SIMATIC S7-1200 CPU 1214C (6ES7214-1AG40-0XB0) is straightforward, whether you’re setting it up in a machine or a control cabinet.
Mounting Options:
Wiring Assignments:
Firmware and Software Notes:
By following these guidelines, your Siemens PLC 6ES7214-1AG40-0XB0 will deliver reliable performance in your automation setup. For more detailed wiring assistance and expansion options, you may find helpful resources on controlling motors and sensors, such as this step-by-step motor control guide using PLCs.
Choosing Siemens automation parts from Duomi means you’re getting reliable, genuine products backed by top-notch service tailored for U.S. industrial needs. Here’s why Duomi stands out for your Siemens PLC and automation purchases:
| Feature | Details |
|---|---|
| Authenticity Guarantee | 100% genuine Siemens parts, including the Siemens PLC 6ES7214-1AG40-0XB0 CPU module. No counterfeits or gray market items. |
| Technical Support | Expert advice from the Duomi team helps you pick the right Siemens SIMATIC S7-1200 equipment and troubleshoot on demand. |
| Fast & Secure Logistics | Quick shipping across the U.S. with careful packaging to ensure your S7-1200 Compact CPU and accessories arrive safely and on time. |
Buying from Duomi gives you peace of mind with authentic Siemens PLC products and dedicated customer service designed for industrial automation in the U.S. market. For installation support, check out our detailed guides on signal expansion modules and I/O card installation to get your system up and running quickly.
Here are some common questions about the Siemens PLC 6ES7214-1AG40-0XB0 SIMATIC S7-1200 CPU module to help you understand its features and requirements better.
| Question | Answer |
|---|---|
| What’s the difference between 6ES7214-1AG40-0XB0 and 1BG40-0XB0 models? | The 6ES7214-1AG40-0XB0 is a compact CPU 1214C with DC/DC/DC configuration (24V DC supply, input, output), ideal for mid-range machine control. The 1BG40-0XB0 usually refers to a variant or updated assembly that may differ in firmware version or minor hardware tweaks. Always check the specific part number for compatibility. |
| Do I need a Siemens SIMATIC Memory Card with this CPU? | The CPU 1214C has 100 KB internal work memory and 4 MB expandable load memory; however, a memory card is recommended for backup, program transfer, and firmware updates to ensure smooth operation. |
| Which version of TIA Portal is required for programming? | Step 7 Basic or Professional within TIA Portal V13 or higher is required to program the 6ES7214-1AG40-0XB0, supporting all integrated features, including PROFINET communication and motion control. |
If you want more details on the installation and advanced features, always refer to the latest STEP 7 and TIA Portal documentation to make sure your software matches your hardware and firmware versions.
For related automation hardware, check out our offerings in industrial-grade sensors to complement your Siemens S7-1200 setup.
Looking to get your hands on the Siemens PLC 6ES7214-1AG40-0XB0 SIMATIC S7-1200 CPU module? Contact us today for a customized quote with competitive pricing and accurate lead times tailored to your project needs. Whether you’re upgrading your industrial automation setup or expanding your current Siemens S7-1200 system, we provide quick and reliable responses to keep you on schedule.
Reach out now to secure your mid-range compact controller with integrated PROFINET and flexible I/O expansion. Our team is ready to assist with availability, shipment options, and technical details so your machine control or automation project runs smoothly.
For expert support and genuine Siemens automation parts, trust the experience behind our service—get your quote for the 6ES72141AG400XB0 CPU module today!