Overview
The Siemens SIMATIC S7-400H CPU 417H (6ES7417-4HT14-0AB0) represents the top tier of Siemens’ high-availability PLC family, engineered for industries where downtime is not an option.
With a generous 30 MB memory and built-in redundancy features, it delivers exceptional performance and system stability even in the most demanding applications.
Moreover, its modular design and wide compatibility make it a preferred upgrade choice for global plants using Siemens automation systems.
Every component is built to Siemens’ exacting standards, ensuring long-term reliability, minimal maintenance, and reduced total cost of ownership (TCO).
Key Benefits
- Continuous Operation: Redundant CPU setup prevents system interruptions.
- Future-Proof Investment: Supports modern automation upgrades within existing S7-400H infrastructures.
- Powerful Memory: 30 MB total (15 MB for programs and 15 MB for data) to handle complex logic sequences.
- Flexible Communication: Features MPI/DP, PROFIBUS DP, and dual sync module interfaces.
- German Engineering Quality: Proven durability with full compliance to RoHS and REACH standards.
- Global Support: Backed by Siemens’ worldwide service and documentation network.
In addition, the CPU 417H integrates smoothly with TIA Portal and other Siemens platforms, ensuring a consistent engineering environment from design to operation.
Technical Data
| Attribute | Specification |
|---|---|
| Model | 6ES7417-4HT14-0AB0 |
| Series | SIMATIC S7-400H |
| Memory | 30 MB (15 MB Program + 15 MB Data) |
| Interfaces | 1 MPI/DP, 1 PROFIBUS DP, 2 Sync Module Ports |
| Redundancy | Full CPU and Communication Redundancy |
| Operating Voltage | 24 V DC |
| Dimensions (W×H×D) | 23.3 × 30.2 × 6.3 cm |
| Weight | 1.154 kg |
| Compliance | RoHS, REACH, WEEE |
| Origin | Germany |
| Product Status | Discontinued (Final support year: 2023) |
| Replacement Reference | SIOS Support ID: 59903098 |
Therefore, users seeking a robust upgrade path or direct replacement will find the CPU 417H a trusted, performance-verified option for legacy and modern automation setups alike.
Typical Applications
The Siemens CPU 417H is widely used across industries that demand 24/7 reliability and synchronized process control.
Popular Use Cases Include:
- Energy generation and grid management
- Pharmaceutical and chemical batch processing
- Water and wastewater treatment automation
- Oil, gas, and petrochemical monitoring systems
- High-availability manufacturing and logistics centers
For instance, many energy plants use the 417H as the redundant brain of distributed control systems, guaranteeing seamless switching during hardware faults.
Details
| Weight | 1.154 kg |
|---|---|
| Dimensions | 592 × 767 × 160 mm |
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