The Siemens 6GK1543-0AA02 is a SINEC CP5430 TF (A2 version) communication processor designed for the SIMATIC S5 PLC platform. It serves as an interface module that integrates legacy S5 controllers (115U, 135U, and 155U) into SINEC L2 / PROFIBUS networks, enabling data exchange between the PLC and higher-level automation systems.
Item No :
6GK1543-0AA02Order(MOQ) :
1Payment :
EXWProduct Origin :
GermanyShipping Port :
Wuhan, Hubei, ChinaLead Time :
3-5 daysWeight :
0.090kgOverview
6GK1543-0AA02 Siemens Simatic PLC Module
New in stock
Origin from Germany
Payment Method: TT.Western Union
Shipping Method: DHL\UPS\Fedex\EMS\Others
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| Part Number | Description | Key Difference |
|---|---|---|
| 6GK1543-0AA02 | CP5430 TF (A2), SINEC L2/PROFIBUS (this item) | Discontinued; remaining stock |
| 6GK1543-1AA01 | Successor – CP5431 FMS/DP | Replacement per supplier data; verify compatibility |
| 6GK1543-0AA00 | CP5430 earlier variant | Check compatibility |
| 6GK1543-0AA01 | CP5430 variant | Check compatibility |
Critical Compatibility Note: The 6GK1543-0AA02 (CP5430 TF) should not be confused with the CP5431 FMS/DP cards from the 6GK1543-1AAxx range. While the successor 6GK1543-1AA01 is listed as a replacement, verify the exact hardware marking and application requirements before substituting, as TF and FMS/DP functions may differ .
1 × Siemens 6GK1543-0AA02 SINEC CP5430 TF (A2) Communication Processor
Note: S5 PLC, rack, and connecting cables are sold separately.
In Stock – Limited remaining stock available
Tested – Each unit verified for functionality (refurbished units)
Warranty Included – 12-month warranty for purchase confidence
Technical Support – S5 compatibility assistance available
Q1: What is the Siemens 6GK1543-0AA02?
It is a SINEC CP5430 TF (A2) communication processor for SIMATIC S5 PLCs. It provides a SINEC L2 / PROFIBUS interface for connecting S5-115U, 135U, and 155U controllers to PROFIBUS networks .
Q2: Is this product still in production?
No. It is discontinued and has reached end of life. The designated successor is 6GK1543-1AA01 . It is available only through remaining stock, refurbished units, or third-party suppliers.
Q3: What is the difference between CP5430 TF and CP5431 FMS/DP?
The CP5430 TF (this item) is the Technology Function variant. The CP5431 FMS/DP (6GK1543-1AAxx series) is a different card with FMS/DP functionality. They are not directly interchangeable—verify the exact part number against your existing module before ordering .
Q4: Which S5 PLC systems is this module compatible with?
It is designed for SIMATIC S5 115U/H, 135U, and 155U/H PLC systems .
Q5: What network does this module connect to?
It connects to SINEC L2 / PROFIBUS networks, supporting PROFIBUS DP communication .
Q6: What is the successor model?
The designated successor is 6GK1543-1AA01 . However, verify hardware compatibility and function (TF vs. FMS/DP) before substituting.
Q7: What is the weight of this module?
Supplier data varies: one source lists 0.09 kg, another lists 0.496 kg. Use the higher figure for shipping estimates .
Q8: What should I verify before ordering?
Always verify the exact part number (6GK1543-0AA02), confirm your S5 PLC model is compatible, check the hardware version (A2) against your existing module, and ensure the condition and warranty of the specific unit offered are acceptable for your maintenance application.
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