What systems is this power supply compatible with?
It is designed for SIMATIC S7-400 racks and modules.
1 actual photo shown first. Reference images are model-matched and must be confirmed before purchase.
Siemens
6ES7405-0KA02-0AA0
SIMATIC S7-400 PS405 power supply, 5 V DC 10 A
Siemens
From $1,131In stock
Product Description
The PS405 power supply is designed for SIMATIC S7-400 systems, providing a regulated 5 V DC output at 10 A to reliably power S7-400 CPUs and modules. It features a wide-range DC input accepting 24/48/60 V DC, simplifying integration in varied control cabinets and industrial DC buses. Engineered for high availability in automation environments, the unit supports stable backplane supply with low ripple suitable for sensitive PLC electronics. It is intended for mounting within S7-400 racks and aligns with Siemens’ modular architecture, enabling straightforward replacement and scalability. The PS405 delivers robust performance for continuous operation in factory automation, process control, and infrastructure applications where consistent 5 V logic power is essential. This product listing includes the PS405 power supply module only; wiring, racks, and CPUs are not included. Verify compatibility with your specific S7-400 rack and load requirements prior to commissioning.
Key Features
- •Wide-range DC input 24 48 60 V
- •5 V DC output at 10 A
- •Optimized for SIMATIC S7-400 racks
- •Stable low ripple for PLC electronics
- •Industrial-grade reliability for 24x7 use
- •Modular design for easy replacement
Buy Options
Condition, indicative price, stock, and lead time. Confirm current availability via RFQ.
ConditionPriceAvailabilityLead time
New
Price: $2,060
Availability: 6 in stock
Lead time: ~7 day lead
Never Used
Price: $1,789
Availability: 16 in stock
Lead time: ~7 day lead
Used
Price: $1,131
Availability: 95 in stock
Lead time: Ships from stock
FNFP
Price: $2,710
Availability: 2 in stock
Lead time: Ships from stock
Specifications
- Product type
- Power supply module for SIMATIC S7-400
- Output voltage
- 5 V DC
- Output current
- 10 A
- Input voltage range
- 24/48/60 V DC wide range
- Model number
- 6ES7405-0KA02-0AA0
- Brand
- Siemens
- Series
- SIMATIC S7-400 PS405
- Part #
- 6ES7405-0KA02-0AA0
- Category
- PLCs/Machine Control
- Subcategory
- PLC Module/Rack
- Weight
- 1.34 lbs
Before we quote this part
Actual photos when available
Nameplate, condition, and visible wear can be shared before quote when stock photos are not enough.
Test notes for used units
Power-on or function test status is stated when available, with clear condition grading.
Trackable global shipping
DHL, FedEx, UPS, or forwarder options can be quoted with packing photos and tracking details.
Clear DOA boundary
For tested units, quote terms can include 7-day DOA support unless otherwise stated.
Independent sourcing disclaimer
We are not an authorized distributor, reseller, or representative of Siemens, Mitsubishi, Omron, or other manufacturers listed on this site. All product names, trademarks, brands, and logos are the property of their respective owners. Products may be used, refurbished, surplus, or sourced from the secondary market unless otherwise stated.
Need 6ES7405-0KA02-0AA0 availability?
Prices and stock can change. Submit quantity, required condition, and destination for a current quote.
FAQ
What is the output rating?
5 V DC at 10 A for backplane and module supply.
What input voltages are supported?
Wide-range DC input of 24, 48, or 60 V DC.
Is mounting hardware or rack included?
No, only the PS405 module is included.
Can it be used outside S7-400 systems?
It is intended specifically for S7-400; use elsewhere is not recommended.