Siemens 6AV2124-0MC01-0AX0 TP1200 Comfort — 12" HMI Buying Guide

By Abdullah Zahid
12 min read
Siemens 6AV2124-0MC01-0AX0 SIMATIC HMI TP1200 Comfort 12-inch touchscreen panel for industrial automation operator stations

Siemens 6AV2124-0MC01-0AX0 SIMATIC HMI TP1200 Comfort — 12-Inch Touchscreen Panel Specs, Integration Guide and Alternatives

If you are specifying a 12-inch industrial HMI for a PROFINET-based machine and need to confirm whether the Siemens 6AV2124-0MC01-0AX0 is the right panel before committing to a purchase order, this review gives you the technical clarity and procurement context to make that call. The 6AV2124-0MC01-0AX0 is the SIMATIC HMI TP1200 Comfort — a 12.1-inch analog-resistive touchscreen panel with 1280x800 resolution, IP65 front protection, and native PROFINET and PROFIBUS DP connectivity designed to interface directly with SIMATIC S7-series PLCs. It runs Windows CE 6.0 and requires STEP 7 Professional (TIA Portal v14 or later) for configuration.

If you have already confirmed this is the right part, check current pricing and availability at LeadTime.ca — ships worldwide.

Who Should Buy the 6AV2124-0MC01-0AX0 — and Who Shouldn't

The SIMATIC HMI TP1200 Comfort is the correct choice for engineers who need all of the following:

  • A 12-inch display with 1280x800 pixel resolution — not 15 inches, not 7 inches
  • Analog-resistive touchscreen input for general manufacturing operator stations
  • IP65 front-face protection for dusty or lightly contaminated environments
  • Native PROFINET, PROFIBUS DP, or MPI connectivity to existing SIMATIC infrastructure
  • At least 12 MB of user data memory for complex multi-screen visualization projects
  • Configuration via STEP 7 Professional (TIA Portal v14 or later) — not STEP 7 Basic

If your operators work in gloved or high-vibration environments and require physical key input, the correct part is the KP1200 (6AV2124-1MC01-0AX0), not this model. If 12 inches is too small for your information density requirements, step up to the TP1500 (6AV2124-2MC01-0AX0). If Windows CE 6.0 lifecycle status is a hard blocker for your IT security policy, evaluate the Unified Comfort Panel generation instead.

On this page:

What the SIMATIC HMI TP1200 Comfort Actually Does in a Control System

The 6AV2124-0MC01-0AX0 is not a controller. It is the operator-facing layer between the human and the machine — it displays process data, alarms, and trend views, and accepts operator input through a 12.1-inch analog-resistive touchscreen. The panel renders onscreen numeric and alphanumeric keyboards, supports up to 20 complex objects per screen, and provides alarm view, trend view, user view, and status/control pages through TIA Portal-configured visualization projects stored in 12 MB of user flash memory.

The aluminum housing with IP65 front protection and NEMA Type 4/4X compliance makes this panel viable on the manufacturing floor rather than limited to an air-conditioned control room. The 80,000-hour backlight MTBF at 25°C translates to a realistic 7–10 year service life under continuous industrial operation before backlight degradation becomes a maintenance issue. The real-time clock includes a hardware backup battery with approximately 6 weeks of retentive power, which means shift records and timestamps survive power interruptions without reconfiguration.

The panel runs Windows CE 6.0. Microsoft's mainstream support for CE 6 has ended, but Siemens continues to provide extended lifecycle support for this product. For facilities operating closed industrial networks — the norm in most manufacturing environments — this OS status is an acceptable tradeoff for a panel that has proven deployment history in packaging, automotive, and food and beverage sectors.

Typical System Architecture for the 6AV2124-0MC01-0AX0

The 6AV2124-0MC01-0AX0 sits at the top of the field device layer, directly above the PLC and below the SCADA or MES level. In most deployments it serves as the sole operator interface for a machine cell or process station, exchanging tag data with the controller over PROFINET or PROFIBUS DP.

  • Engineering workstation running TIA Portal v14 or later downloads the visualization project to the panel's 12 MB flash memory over PROFINET
  • The TP1200 Comfort connects to a SIMATIC S7-1200, S7-1500, S7-300, or S7-400 PLC via the onboard 2-port PROFINET switch or RS485/RS422 serial interface for legacy PROFIBUS DP or MPI
  • The PLC drives field devices — drives, valves, sensors, actuators — and surfaces process values as tags mapped to the HMI visualization project
  • Operators interact with the 12.1-inch touchscreen to enter setpoints, acknowledge alarms, select recipes, and monitor trend data
  • SD card slots and USB 2.0 ports allow local data logging, project backup, and firmware updates without requiring an active network connection to the engineering workstation

Industries and Use Cases Where the TP1200 Comfort Is the Standard Choice

Packaging line operators use the TP1200 Comfort to manage start/stop sequencing, display active alarm buffers with color-coded severity, select stored recipes from dropdown menus, and track real-time throughput against shift production targets — all on a panel that tolerates the vibration and cleaning cycles of a packaging environment.

In CNC machine applications, the panel displays tool changer carousel position, spindle speed, coolant flow trend graphs, cycle timers, and part counters. The 1280x800 resolution provides enough screen real estate to display multiple data fields simultaneously without requiring the operator to navigate between screens frequently.

Food and beverage facilities — particularly dairy and meat processing — rely on the IP65 front rating for hose-down cleaning between shifts. Note that in high-vibration or heavily gloved operator environments within those facilities, the KP1200 key variant is often the better choice over this touch model.

Assembly robot supervisor stations use the TP1200 Comfort for program selection, safety handshake confirmation, and output status screens. Pump and motor control stations deploy it for speed setpoint entry, pressure and flow trend display, and emergency stop coordination.

Application Typical Deployment
Bottling and packaging line Operator station for start/stop, speed display, alarm acknowledgment, recipe selection
CNC machine control pendant Tool changer status, spindle speed, coolant flow trends, cycle timer, part counter
Assembly robot supervisor station Program selection, safety handshake, output confirmation screens
Pump and motor control station Speed setpoint entry, pressure/flow trend display, emergency stop coordination
Food and beverage washdown area IP65 front-rated panel for hose-down zones; dairy, meat processing shift interfaces
Pharmaceutical manufacturing Process monitoring, batch record display, alarm logging with user access control

Key Specifications Engineers Need Before Ordering

Specification Value
Display size 12.1 inch TFT widescreen, 16 million colors
Resolution 1280 x 800 pixel (16:10 aspect ratio)
Touch technology Analog-resistive single-touch
Backlight MTBF (at 25°C) 80,000 hours; dimmable 0–100%
User data memory 12 MB flash
Power supply 24 V DC (permissible range: 19.2–28.8 V DC); 0.85 A nominal; 20 W active
Protection rating IP65 front / IP20 rear; NEMA Type 4 and Type 4X (front)
Operating temperature (vertical mount) 0°C to 50°C; storage −20°C to 60°C
Connectivity PROFINET (2-port switch), PROFIBUS DP, MPI, RS485/RS422, 2x USB 2.0, 2x SD card
Housing dimensions / mounting cutout 330 mm W x 241 mm H x 64 mm D / cutout: 310 mm W x 221 mm H; aluminum; approx. 2.8 kg

Full technical specifications are available on the product page at LeadTime.ca.

TP1200 Touch vs. KP1200 Key vs. TP1500 Touch — Which One Do You Actually Need?

Feature TP1200 Touch (6AV2124-0MC01-0AX0) KP1200 Key (6AV2124-1MC01-0AX0) TP1500 Touch (6AV2124-2MC01-0AX0)
Display size 12 inch 12 inch 15 inch
Input method Analog-resistive touch Physical buttons / keys Analog-resistive touch
Resolution 1280 x 800 1280 x 800 1440 x 1080
Protection rating (front) IP65 IP65 IP65
Power supply 24V DC 24V DC 24V DC
PROFINET support Yes Yes Yes
Windows CE version 6.0 6.0 6.0
User data memory 12 MB 12 MB 12 MB
Typical use case General manufacturing operator stations Washdown, vibration, gloved operators Control rooms, high information density
Purchase decision driver Operator familiarity with touch interfaces Harsh environment durability Display size and screen density

If your architecture is PROFINET-first and your operators work at a standard manufacturing station without heavy vibration or full washdown, the 6AV2124-0MC01-0AX0 is the correct choice — check current availability at LeadTime.ca.

Expert Verdict: Honest Assessment and Procurement Reality

The SIMATIC HMI TP1200 Comfort earns its widespread deployment record in packaging, automotive, and food and beverage through a combination of factors that are genuinely useful rather than just spec-sheet impressive: 12 MB of user data memory supports 200–300 screens depending on image complexity, the 80,000-hour backlight MTBF makes it a fit-and-forget component for most 5-year production plans, and the native PROFINET integration with S7-1200 and S7-1500 means TIA Portal automatically maps I/O tags between panel and PLC with minimal manual configuration. The aluminum housing and IP65 front rating give it the physical durability to survive the industrial floor rather than requiring enclosure within a secondary cabinet.

Where this panel has real limits: the analog-resistive single-touch input means no multi-touch gestures — operators who are accustomed to capacitive screens on newer HMIs will notice the difference. The Windows CE 6.0 platform is a legitimate concern for facilities with active cybersecurity programs; security patches from Microsoft are no longer provided, and while Siemens maintains extended lifecycle support, this OS is not appropriate for panels with any exposure to external networks. The rear IP20 rating means the back of the panel must be located inside a sealed enclosure — this is not an outdoor or open-environment unit. And if your operators routinely wear heavy gloves or work in environments with sustained high-pressure washdown, the KP1200 key variant is the more durable long-term choice over this touch model.

From a procurement standpoint, the 6AV2124-0MC01-0AX0 is a mature product with no end-of-life announcement from Siemens, which means authorized distributor stock is generally available and lead times for in-stock units run 5–10 business days. Custom or build-to-order configurations can extend lead times to up to 10 weeks, so confirming stock before committing to a project schedule is worth the extra step. If this matches your system requirements, view current stock and pricing at LeadTime.ca.

For volume pricing or to confirm lead time before committing to a build, contact the LeadTime.ca team directly — we ship worldwide.

Wiring and Installation Overview

The following points cover the key requirements for installing the 6AV2124-0MC01-0AX0. For complete wiring diagrams and step-by-step procedures, refer to the Siemens SIMATIC HMI TP1200 Comfort operating instructions available on support.industry.siemens.com.

  • Power input is 24 V DC only (permissible range 19.2–28.8 V DC); connect +24V to pin 1 and GND to pin 2 of the power terminal — no integrated fuse exists on the panel, so an external 6 A slow-blow fuse or circuit breaker upstream is mandatory
  • Mounting cutout dimensions are 310 mm wide by 221 mm high; the supplied aluminum mounting frame and stainless steel gasket must be used to maintain IP65 front-face sealing — cutting the hole without proper gasket installation voids washdown protection
  • The aluminum chassis must be grounded to the cabinet for EMC compliance; verify chassis ground continuity before energizing
  • PROFINET connection requires CAT5e or better Ethernet cable to the PLC or network switch; for harsh environments, industrial M12 connector adapters are available; RS485/RS422 serial connections for PROFIBUS DP or MPI require twisted-pair cable with 120 Ω termination resistors at line ends
  • Initial firmware and project download is performed via USB Mini-B (5-pole) from a Siemens engineering laptop running TIA Portal, or over PROFINET once IP addressing is configured — verify IP address assignment in TIA Portal matches the network scheme before download

Compatible Communication Interfaces and System Expansion

The 6AV2124-0MC01-0AX0 supports the following communication interfaces and peripheral connections, all of which are onboard — no additional communication modules are required for standard PROFINET or PROFIBUS DP deployments:

  • PROFINET via 1x Industrial Ethernet port with integrated 2-port switch and 2x status LEDs — direct connection to S7-1200, S7-1500, or any PROFINET-capable device
  • PROFIBUS DP and MPI via 1x RS485/RS422 combined interface — enables legacy S7-300 and S7-400 connectivity without additional gateway hardware
  • 2x USB 2.0 ports (1x Mini-B 5-pole, 1x standard) — used for firmware updates, project transfer, and data logging to USB storage devices
  • 2x SD card slots — for project backup, recipe data storage, and data logging archives
  • Internal speaker — supports audible alarm notification within the panel without external buzzer hardware

Wrong-Part Prevention Checklist

Before finalizing your order for the 6AV2124-0MC01-0AX0, verify every point on this checklist. These are the most common sourcing errors for this model:

  1. Confirm you need TOUCH (T) not KEY (K) operation — KP1200 (6AV2124-1MC01-0AX0) is key-only variant
  2. Verify 12" diagonal is correct size — larger Comfort Panels start at 15" (TP1500)
  3. Check that 1280x800 resolution meets your display requirement
  4. Confirm 24V DC power supply is available in your control cabinet
  5. Verify PROFINET or PROFIBUS DP connectivity exists on your PLC
  6. Confirm Windows CE 6 compatibility with your visualization software (TIA Portal v14+)
  7. Check that IP65 front rating (not higher) meets your environment — no outdoor use
  8. Verify mounting cutout space: 310 mm width x 221 mm height

If any of these checks raise a question about the correct model for your application, contact the LeadTime.ca team before ordering — we can verify compatibility and confirm availability for the correct part number.

Frequently Asked Questions

Is the 6AV2124-0MC01-0AX0 compatible with a SIMATIC S7-1200 PLC over PROFINET without additional hardware?

Yes. The TP1200 Comfort includes an onboard 2-port PROFINET switch and natively communicates with S7-1200 and S7-1500 PLCs. In TIA Portal, I/O tags are automatically mapped between the HMI project and the PLC program. No gateway or communication module is required for PROFINET-based deployments.

Does the Windows CE 6.0 operating system create a long-term support problem for new projects?

Microsoft's mainstream support for Windows CE 6 has ended, and security patches are no longer guaranteed. Siemens provides extended lifecycle support for the TP1200 Comfort, making it viable for an estimated 5–10 more years in stable, closed industrial networks. For facilities with active cybersecurity requirements or exposure to external networks, the Unified Comfort Panel generation running Windows Embedded Compact 2013 is the recommended upgrade path. Existing TIA Portal projects can be migrated to newer Unified variants with minimal reconfiguration.

What is the difference between the 6AV2124-0MC01-0AX0 and the 6AV2124-1MC01-0AX0?

The 6AV2124-0MC01-0AX0 is the TP1200 Comfort — a touch panel with analog-resistive input. The 6AV2124-1MC01-0AX0 is the KP1200 Comfort — a key panel with physical buttons and no touchscreen. Both are 12-inch displays with 1280x800 resolution, IP65 front protection, 24V DC power supply, and identical communication interfaces. The choice is determined entirely by the input method required for the application environment.

What does IP65 front and IP20 rear mean for panel placement decisions?

IP65 at the front face means the display side is sealed against dust ingress and low-pressure water jets — suitable for hose-down cleaning in food processing or dusty manufacturing environments. IP20 at the rear means the back of the panel offers no protection against solid or liquid ingress, and must be housed inside a sealed enclosure such as a control cabinet. The panel is not rated for outdoor use under any installation configuration.

Can STEP 7 Basic be used to configure the TP1200 Comfort?

No. The 6AV2124-0MC01-0AX0 requires STEP 7 Professional (TIA Portal v14 or later). STEP 7 Basic does not support HMI configuration for Comfort Panel class devices. Verify your TIA Portal license tier before beginning project development.

What is the typical lead time when ordering the 6AV2124-0MC01-0AX0 from LeadTime.ca?

For in-stock units, typical lead time is 5–10 business days with worldwide shipping. The TP1200 Comfort is a mature product with no end-of-life announcement, and authorized distributor stock is generally available. Build-to-order or custom configurations can extend lead time to up to 10 weeks. Contact LeadTime.ca to confirm current stock status and lead time for your specific delivery location before committing to a project schedule.

Why Order the 6AV2124-0MC01-0AX0 from LeadTime.ca

  • LeadTime.ca ships the 6AV2124-0MC01-0AX0 worldwide — no geographic restriction on orders
  • Sourcing support for hard-to-find or long lead-time Siemens Comfort Panel variants, including legacy and current-generation models
  • Volume pricing available — contact the team directly for multi-unit or project-based orders
  • Fast response on quote requests, stock confirmation, and lead time verification before you commit to a build schedule

At-a-Glance Summary

  • Model: Siemens 6AV2124-0MC01-0AX0 — SIMATIC HMI TP1200 Comfort, 12.1-inch analog-resistive TFT touchscreen
  • Resolution: 1280x800 pixels, 16 million colors, 16:10 widescreen, backlight dimmable 0–100%
  • Backlight MTBF: 80,000 hours at 25°C — typical 7–10 year service life before degradation
  • User data memory: 12 MB flash; real-time clock with approximately 6-week battery backup
  • Power: 24 V DC (19.2–28.8 V permissible), 0.85 A nominal, 20 W active — no internal fuse; external 6 A slow-blow required
  • Protection: IP65 front / IP20 rear; NEMA Type 4 and Type 4X (front); aluminum housing; not rated for outdoor use
  • Operating temperature: 0°C to 50°C (vertical); storage −20°C to 60°C; up to 90% relative humidity non-condensing
  • Connectivity: PROFINET (2-port switch), PROFIBUS DP, MPI, RS485/RS422, 2x USB 2.0, 2x SD card slots
  • Configuration: STEP 7 Professional (TIA Portal v14+) required; STEP 7 Basic not supported
  • Dimensions: 330 mm W x 241 mm H x 64 mm D; mounting cutout 310 mm W x 221 mm H; approx. 2.8 kg
  • OS: Windows CE 6.0 — Siemens extended lifecycle support active; viable for closed industrial networks
  • Touch alternative: KP1200 (6AV2124-1MC01-0AX0) for key-operated or heavy washdown environments
  • Display size alternative: TP1500 (6AV2124-2MC01-0AX0) for 15-inch 1440x1080 applications