Siemens A5E00120261-02 (6AV6545-0BA15) HMI Motherboard | Replacement, Equivalent & Selection Guide
The Siemens A5E00120261-02 is the core motherboard assembly for the Siemens OP270 series HMI operator panels (order number 6AV6545-0BA15-2AX0 and related variants). Konmask.com supplies genuine and compatible-grade replacements to minimize downtime in industrial automation environments.
Technical Specifications
- Part Number: A5E00120261-02
- Reference Order No.: 6AV6545-0BA15-2AX0 (OP270 10″ STN)
- Series: Siemens SIMATIC OP270
- Function: Main CPU / Motherboard Assembly for HMI Panel
- Display Compatibility: OP270 6″ / 10″ STN & TFT variants
- Communication: MPI / PROFIBUS DP, RS-232, RS-422/485
- Operating System: Windows CE 5.0
- Memory: Flash / DRAM onboard
- Power Supply: 24 V DC
- Weight: approx. 4,460 g (complete panel assembly reference)
- Country of Origin: Germany
Compatible Replacement & Equivalent Models
The following models share the same motherboard platform or are direct functional equivalents:
- Siemens A5E00120261-01 (earlier hardware revision)
- Siemens A5E00120261-03 (later hardware revision)
- 6AV6545-0BA15-2AX0 — OP270 10″ STN (standard)
- 6AV6545-0CA15-2AX0 — OP270 10″ TFT (color upgrade path)
- 6AV6545-0AA15-2AX0 — OP270 6″ STN
- Siemens TP270 series motherboards (same CPU architecture, different touch interface)
Always verify hardware revision and firmware version before substitution. Contact Konmask for cross-reference confirmation.
Why Choose the Original Model
- Guaranteed compatibility with existing OP270 panel chassis — no mechanical or firmware adaptation required.
- Validated MPI/PROFIBUS communication with Siemens S7-300/400 PLCs out of the box.
- Stable Windows CE 5.0 environment preserving existing WinCC flexible project files without re-engineering.
- OEM-matched connector layout — direct drop-in replacement with no wiring changes.
- Proven field reliability in continuous 24/7 industrial environments.
Typical Applications
- Machine tool HMI replacement and refurbishment
- Automotive assembly line operator panel repair
- Food & beverage process control stations
- Water treatment SCADA local operator interfaces
- Packaging machinery HMI board-level repair
- Energy & utilities substation control panels
System Compatibility
- PLC: Siemens S7-200, S7-300, S7-400 via MPI/PROFIBUS DP
- SCADA Software: WinCC flexible 2004–2008 SP5, STEP 7 V5.x
- Panel Chassis: OP270 6″, OP270 10″ (STN & TFT)
- Not compatible with: SIMATIC Comfort Panels (TP700/TP900) — different hardware generation
Selection Guide
| Requirement | Recommended Model |
|---|---|
| Direct board replacement, same revision | A5E00120261-02 (this item) |
| Upgrade to color display | 6AV6545-0CA15-2AX0 (OP270 10″ TFT) |
| Smaller panel footprint needed | 6AV6545-0AA15-2AX0 (OP270 6″) |
| Touch operation required | Siemens TP270 series |
| Modern Comfort Panel migration | Siemens TP700 Comfort (requires project migration) |
Quality Assurance & Sourcing
- All units inspected and function-tested prior to shipment.
- Sourced from authorized distributors and verified industrial surplus channels.
- Packaging: anti-static ESD bag + foam-lined carton.
- Traceability documentation available on request.
- Warranty: 90-day DOA replacement guarantee.
How to Order
- Confirm your panel model number (label on rear of OP270 unit).
- Verify hardware revision on existing board (printed on PCB).
- Add A5E00120261-02 to cart or contact us for bulk/project pricing.
- Provide your shipping address — worldwide DHL/FedEx export available.
📧 support@konmask.com | 📞 +0086 19859288691
Replacement & Compatibility FAQ
Q: Can A5E00120261-02 replace revision -01 or -03?
A: In most cases yes, but firmware and connector pinout should be verified. Contact us for a free compatibility check.
Q: Is this compatible with WinCC flexible projects?
A: Yes. The board runs Windows CE 5.0 and is fully compatible with WinCC flexible 2004–2008 projects.
Q: Do you supply the full OP270 panel or just the motherboard?
A: Both options are available. Specify your requirement when ordering.
Q: What is the lead time?
A: In-stock units ship within 1–3 business days. Contact us for current availability.
Q: Can I return a board if it doesn’t fit?
A: Yes, within 30 days of receipt in original condition. See our returns policy for details.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
