Siemens SIMATIC
Siemens SIMATIC S7-400 PLC Parts
Source CPUs, power supplies, I/O modules and communication for S7-400 large PLC systems. We supply replacement parts for high-availability automation. 17+ models available.
High-end CPUs
S7-400 CPU 412, 414, 416, 417 series for large-scale process and factory automation.
I/O Modules
Digital and analog I/O modules for large automation systems with high channel counts.
Power Supplies
PS405 and PS407 power supply modules for S7-400 rack systems.
Popular Siemens S7-400 Models
These large-system PLC models are used in process manufacturing and high-availability applications.
| Model | Product | Category | Quote |
|---|---|---|---|
| 6ES7 412-2EK06-0AB0 | CPU 412-2 PN/DP | PLC | View Details → |
| 6ES7 414-3EM05-0AB0 | CPU 414-3 PN/DP | PLC | View Details → |
| 6ES7 414-4HM14-0AB0 | CPU 414-4H CPU Redundant | PLC | View Details → |
| 6ES7 414-4HM14-0AB4 | CPU 414-4H CPU Redundant | PLC | View Details → |
| 6ES7 416-2FN05-0AB0 | CPU 416-2 DP | PLC | View Details → |
| 6ES7 416-3ER05-0AB0 | CPU 416-3 PN/DP | PLC | View Details → |
| 6ES7 417-4HT14-0AB0 | CPU 417-4H Redundant | PLC | View Details → |
| 6ES7 421-1BL01-0AA0 | SM 421 Digital Input 32CH | PLC | View Details → |
| 6ES7 422-1BH11-0AA0 | SM 422 Digital Output 16CH | PLC | View Details → |
| 6ES7 431-1KF00-0AB0 | SM 431 Analog Input 8AI | PLC | View Details → |
| 6ES7 432-1HF00-0AB0 | SM 432 Analog Output 8AO | PLC | View Details → |
| 6ES7 451-1AH00-0AE0 | FM 451 Position Input | PLC | View Details → |
| 6ES7416-2XP05-0AB0 | SIMATIC S7-400 CPU416-2 处理器 | PLC | View Details → |
| 6ES7421-1EL00-0AA0 | SIMATIC S7-400 SM421 数字量输入模块 32点 | PLC | View Details → |
| 6ES7431-1KF00-0AB0 | SIMATIC S7-400 SM431 模拟量输入模块 8路 | PLC | View Details → |
| 6ES7443-1EX30-0XE0 | SIMATIC S7-400 CP443-1 以太网模块 | PLC | View Details → |
| 6GK7 443-1EX30-0XE0 | SIMATIC NET CP 443-1 Advanced | Communication | View Details → |
Showing 30 of 17 models. All models are available for quotation.
S7-400 Product Categories
From 412 to 417 performance levels for large automation systems.
High-density digital input and output modules for rack systems.
Precision analog modules for process control applications.
PROFINET, PROFIBUS, and network communication processors.
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Send us the exact 6ES7 part number. We check availability and reply with price, condition and lead time.
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