Siemens 6ES7 405-0KA02-0AA0 SIMATIC S7-400 Power Supply

Siemens 6ES7 405-0KA02-0AA0 SIMATIC S7-400 Power Supply Image 1

Siemens 6ES7 405-0KA02-0AA0 S7-400 power supply module for SIMATIC automation systems.

The Siemens 6ES7 405-0KA02-0AA0 is a power supply module designed for the SIMATIC S7-400 programmable logic controller (PLC) range. This PS 405 series unit provides regulated DC power to the S7-400 rack and its installed modules, ensuring stable operation of the automation system.

This power supply module is a critical component in S7-400 based industrial automation installations, commonly deployed in manufacturing, process control, and large-scale production environments where reliable and continuous PLC operation is essential.

The S7-400 platform represents Siemens’ legacy high-performance PLC series, which has been widely deployed in industrial settings worldwide. While the S7-400 has been superseded by the S7-1500 range, significant installed base remains in active service, creating ongoing demand for spare and replacement components.

Available from Tech Star as new or refurbished stock. Submit a price enquiry for availability and lead time.

Worldwide supply. We export new and refurbished telecoms and networking equipment internationally. International buyers welcome, request a delivered quote in your currency. Supply subject to export checks.

From the same manufacturer

Compatible with the same platform

Frequently asked questions

Is the Siemens 6ES7 405-0KA02-0AA0 refurbished or new?
Tech-Star supplies both new and refurbished Siemens 6ES7 405-0KA02-0AA0. Refurbished items are tested and graded against manufacturer specifications; the condition is confirmed at quote.
What warranty is included with the Siemens 6ES7 405-0KA02-0AA0?
Refurbished Siemens 6ES7 405-0KA02-0AA0 comes with a 90-day parts and labour warranty as standard. Extended warranty options are available on request.
How do I get a price for the Siemens 6ES7 405-0KA02-0AA0?
Pricing reflects current stock and lead time, so we quote per enquiry. Submit the part number through the contact form for a quote, typically within one business hour.
Can the Siemens 6ES7 405-0KA02-0AA0 be returned?
Returns are accepted within 14 days of delivery in line with our return policy. A restocking fee may apply for opened items.
How quickly can the Siemens 6ES7 405-0KA02-0AA0 be delivered?
Lead time depends on current stock. UK-based items typically ship the next business day; sourced items vary. We confirm lead time at quote.

Key FeaturesRack-mounted power supply module; Regulated DC output for S7-400 systems; Hot-swap capable design
ApplicationsIndustrial process automation; Manufacturing control systems; Large-scale PLC installations
CompatibilitySiemens SIMATIC S7-400 PLC racks; S7-400 automation systems
SpecificationsPS 405 series power supply; S7-400 rack mounting
PlatformSIMATIC S7-400
ManufacturerSiemens

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