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SIEMENS SIMATIC HMI COMFORT KTP400 panels 6AV2124-2DC01-0AX0 is a high-end device, improves communication between the operator and the machine. First choice, used in systems in HMI application.

Panoramic 4″ TFT screen capable of displaying 16 million colors, touch operation. PROFINET, MPI/PROFIBUS-DP interface. Windows CE 6.0, Fully configurable with WinCC Comfort V11. 4MB Configuration Memory.

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SIMATIC HMI Comfort KTP400 panels are designed to operate on high-performance HMI applications that can’t do without mechanical keys in difficult, cramped, hard-to-reach environments.

The use of SIMATIC COMFORT KTP400 6AV2124-2DC01-0AX0 touch panel significantly improves communication between the operator and the machine, this has an impact on the efficiency of production processes. The KTP400 Comfort operator panel is a solution for efficient applications, regardless of the technological level. The high performance of the panel, the functionality of the SIMATIC series and the integrated interfaces make navigation of advanced applications intuitive and convenient right at the machine level.

The SIMATIC HMI Comfort KTP400 touch panel 6AV2124-2DC01-0AX0 is characterized by its compact size, applied technological solutions, and superior performance and functionality.

The KTP400 Comfort is the successor to the TP177 4″, offers much higher performance, increases the range of functionality and has a much higher screen resolution.

The iF product design award in 2012 was the first for the SIMATIC panel family!

Complex operating screens can also be clearly displayed and divided into sections for controlling and monitoring applications on the system

High resolution, 16 million colors and a wide viewing angle of up to 170° provide excellent readability and a detailed picture of the process right from the machine. Maximized display life by controlling the brightness of the LED backlight, the screen can be dimmed by up to 100% to adapt to any lighting conditions

Complete data security in the event of a sudden power outage. Comfort panels generate enough power to complete all active archives without disruption or problems and backs up data already archived in RDB format. This ensures secure storage of data in the archive in a cost-effective manner and without the use of a battery that requires constant maintenance.

The PROFIenergy system constantly controls the voltage of all automation components, and through integration with existing standards provides the best protection for your investment.

Diagnostic systems no longer require additional costs or additional equipment. When connected to SIMATIC controllers, diagnostic information can already be read by the Comfort panel.

Optimal comfort and costs during startup, operation and servicing. Simple project download with inexpensive standard cables, all Ethernet settings can be made already during setup, automatic backup of all data on SD card provide the highest technological standard in HMI application control.


Technical data

KTP400 Comfort


Computer hardware


4.3-inch TFT widescreen display, 16 million colors


480 x 272 pixels


4 function keys with LED


User memory

4 MB


1 x RJ 45 Ethernet for PROFINET
1 x RS 485/422 for PROFIBUS/MPI
1 x USB host, 1 x USB device
2 x SD card slot

Degree of protection

IP 65, NEMA 4x (front if mounted) / IP 20 rear

Installation cutout

122 x 98 mm (W x H)


Front panel

140 x 116 mm (W x H)


Depth of the device



Software features

Configuration software

WinCC Comfort (TIA Portal) or later



News classes


Process photos




Vector graphics


Bar graphics


Curve charts

f(t), f(x)





Visual Basic scripts


Article no.



Additional product information
EAN 4025515078975
UPC 040892694307
Statistical commodity number 85371098
List identifier (LKZ) ST80.1N
create a group 3403
Business line KPIs R141