Siemens

Siemens 6ES7414-4HM14-0AB0 SIMATIC S7-400H CPU Module

SKU 6ES7414-4HM14-0AB0

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Siemens

  • Product No.: 6ES7414-4HM14-0AB0

  • Country of origin:Germany

  • Product Type: CPU Module

  • Barcode: 85389091

  • Payment: T/T, Western Union

  • Weight: 1200g

  • Dimensions: 5.00 x 21.90 x 29.00 cm

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

The Siemens 6ES7414-4HM14-0AB0 is a SIMATIC S7-400H CPU 414H Central Unit designed for high-availability and fault-tolerant industrial automation systems. This CPU module is a core component for S7-400H and S7-400F/FH applications, ensuring reliable and continuous operation in critical production environments. It features four integrated interfaces: one MPI/DP port, one dedicated DP (Distributed Periphery) port, and two ports specifically for synchronization modules, facilitating complex system architectures. The 6ES7414-4HM14-0AB0 provides a total of 2.8 MB of internal memory, evenly divided with 1.4 MB allocated for data and 1.4 MB for code storage, supporting extensive process control and data management requirements. Its modular design allows for scalable solutions in both new installations and existing production line upgrades.

Features

  • High-availability CPU for SIMATIC S7-400H and S7-400F/FH systems
  • Four integrated interfaces: 1x MPI/DP, 1x DP, 2x for synchronization modules
  • Total internal memory: 2.8 MB (1.4 MB data, 1.4 MB code)
  • Supports firmware versions: V4.5.0, V4.5.1, V4.5.2, V4.5.3, V4.5.4, V4.5.5, V4.5.6
  • Engineered for reliability and minimal downtime in critical processes
  • Modular design for scalable automation solutions

Applications

  • High-availability industrial automation systems
  • Fault-tolerant control in critical production processes
  • Complex system architectures requiring robust communication and synchronization
  • Process control and data management in demanding environments
  • Integration into new and existing SIMATIC S7-400H and S7-400F/FH installations

Technical Specifications

Parameter Value
Manufacturer Siemens
Brand Siemens
Range Simatic S7
Subrange S7-400
Product Type CPU Module
PLM Product Phase Phase-Out
PLC Model Modular
Package Dimensions (Calculated) 5.00 x 21.90 x 29.00 cm
Shipping Weight 1.20 kg
Commodity Code 85389091
Export Control Regulations (ECCN) EAR99

Installation Guidelines

  1. Ensure all power to the automation rack or system is de-energized and locked out before installation.
  2. Carefully align the CPU module with the designated slot in the SIMATIC S7-400H rack.
  3. Gently press the module into place until it is fully seated and the locking mechanisms engage securely.
  4. Connect communication cables (MPI/DP, DP, synchronization) to the appropriate interfaces on the CPU module, ensuring correct polarity and secure termination.
  5. Verify all connections are firm and free from strain.
  6. After physical installation, re-energize the system and configure the CPU using the appropriate Siemens engineering software (e.g., STEP 7) to integrate it into the existing or new automation project.
  7. Perform functional tests to confirm proper operation and communication with other modules and field devices.

FAQ

What is the primary function of the Siemens 6ES7414-4HM14-0AB0?

It serves as a central processing unit (CPU) for SIMATIC S7-400H and S7-400F/FH systems, designed for high-availability and fault-tolerant industrial automation applications.

How much memory does this CPU module provide?

The module offers a total of 2.8 MB of internal memory, split into 1.4 MB for data and 1.4 MB for code storage.

What types of interfaces are available on the 6ES7414-4HM14-0AB0?

It features four interfaces: one MPI/DP port, one dedicated DP port, and two ports specifically for synchronization modules.

Which firmware versions are supported by this CPU?

The CPU supports firmware versions from V4.5.0 through V4.5.6.

What systems is the 6ES7414-4HM14-0AB0 compatible with?

It is compatible with SIMATIC S7-400H and S7-400F/FH systems, integrating seamlessly for robust communication and synchronization.

View all FAQs →

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Shipping & Returns

Global Express Shipping

  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
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Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Germany

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