MP277 8" Touch HMI Sourcing & Migration Guide

The Siemens SIMATIC MP 277 8" Touch (Article No. 6AV6643-0CB01-1AX1) is a legacy Human Machine Interface (HMI) that has transitioned into the final stages of its product lifecycle. Siemens Siemens

Product Lifecycle & Market Status

* Discontinuation Milestone: The product reached Product Cancellation (PM410) status in 2015, meaning it is no longer available as a new catalog part and is supplied primarily as a spare part. Siemens

* Final Obsolescence: Full Product Discontinuation (PM490) is scheduled for October 1, 2026, after which official Siemens support will be extremely limited. Siemens

* Availability: New-in-box units are rare; the market is currently dominated by refurbished units and third-party repair services focusing on touch digitizer replacements. Industrialmonitordirect

Technical Specifications

Feature	Specification
Display Type	7.5" TFT (65k colors)
Resolution	640 x 480 pixels (VGA)
Interfaces	1x RS 422/485 (MPI/PROFIBUS), 1x Ethernet, 2x USB
Software	WinCC flexible 2005 Standard SP1 or higher

Market Trends & Sourcing

* Successor Model: The official replacement is the SIMATIC HMI TP700 Comfort (6AV2124-0GC01-0AX0). Siemens

* Pricing Insights:

* MP 277 8" (Refurbished/Surplus): Prices typically range from $430 to $1,650 depending on condition and supplier warranty. Alibaba Alibaba

* TP700 Comfort (New): Generally ranges between $600 and $810, offering a more cost-effective and future-proof alternative. Alibaba Alibaba

* Migration Trend: Industrial users are rapidly shifting toward the Comfort Panel series. While the TP700 has a 7" widescreen, its higher resolution and TIA Portal compatibility make it the standard upgrade path. Siemens Industrialmonitordirect

Mp277 8 Touch

Overview

Product Lifecycle & Market Status

Technical Specifications

Market Trends & Sourcing

6av6643 0cb01 1ax1

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Sources & References