Siemens 6ES7407-0KR02-0AA0 SIMATIC S7-400 Redundant Power Supply Module
The Siemens 6ES7407-0KR02-0AA0 is a high-performance power supply module from the SIMATIC S7-400 programmable logic controller (PLC) family, designed to deliver stable, filtered 24 V DC power to the backplane bus of S7-400 racks in large-scale and mission-critical industrial automation systems. With a rated output current of 10 A, this module powers CPUs, signal modules (SM), communication processors (CP), and function modules (FM) in applications demanding maximum reliability—such as power generation, oil & gas, water treatment, heavy machinery, and process industries.
Engineered for continuous 24/7 operation, the 6ES7407-0KR02-0AA0 features advanced protection mechanisms, wide input voltage tolerance, and compatibility with redundant power configurations. As part of Siemens’ globally trusted S7-400 platform, it supports high-availability architectures, including redundant CPU and power supply setups, making it essential for safety-critical and uninterrupted production environments.
Product Overview: Siemens 6ES7407-0KR02-0AA0
| Manufacturer | Siemens |
| Part Number | 6ES7407-0KR02-0AA0 |
| Power Supply Type | PS 407, 10 A |
| Input Voltage | 85–264 V AC / 93–300 V DC |
| Output Voltage | 24 V DC ±3% |
| Rated Output Current | 10 A |
| Peak Current | 15 A (5 sec) |
Product details pictures
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