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Schneider Electric HMIST6600 Harmony ST6 HMI with 12.1-inch touchscreen

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Schneider Electric HMIST6600

by Schneider Electric

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OverviewElevate industrial operations with the Schneider Electric HMIST6600, a sophisticated human-machine interface from the respected Harmony ST6 series. This 12.1-inch widescreen HMI is engineered for intuitive control and responsiveness, perfectly suited for modern industrial automation. Featuring a high-resolution color touchscreen and versatile connectivity options, including dual Ethernet and multiple serial ports, the HMIST6600 ensures seamless integration and streamlined user interaction across various factory and plant environments.Key Features Brilliant Display: Features an expansive 12.1-inch TFT LCD touchscreen with a sharp 1280 x 800 WXGA resolution, rendering 16 million colors for exceptional visual clarity. Accurate Touch: Utilizes responsive single-touch analog resistive technology, ensuring precise input and reliable long-term performance. Extended Backlight Life: Designed for durability with an approximate backlight lifespan of 50,000 hours, significantly reducing maintenance needs. Optimized Processing: Powered by an 800 MHz ARM Cortex-A8 processor, providing substantial computing power for demanding applications. Ample Storage: Equipped with 1 GB of device memory, 128 MB for user data, and a 512 KB backup memory to safeguard critical information. Comprehensive Networking: Includes two 10/100BASE-T Ethernet ports for flexible and dependable network integration. Adaptable Serial Connectivity: Offers COM1 (RS232C, SUB-D 9-pin female) and COM2 (RS485, RJ45) ports for diverse serial communication requirements. Universal USB Access: Provides one USB 2.0 Type A (Host) port and one USB 2.0 Type micro B (Device) port for convenient peripheral connections and data transfer. Reliable Power Input: Operates on a stable 24V DC (±20%) power supply, consuming an efficient 18.4 W. Certified Compliance: Adheres to rigorous industry standards including CE, CSA, EN 61000-6-4, EN 61000-6-2, EN 61131-2, UL 61010-2-201, and CSA C22.2 No 61010-2-201. Operational Durability: Functions reliably in temperatures ranging from 0°C to +50°C and relative humidity of 10% to 90% (non-condensing). Industrial-Grade Protection: The front panel boasts IP65, NEMA 4, and NEMA 13 ratings, while the rear panel is rated IP20, protecting against environmental factors. Simplified Mounting: Engineered for straightforward panel integration with dimensions of 295 mm x 217 mm (cut-out) and suitable for panel thicknesses from 1.6 mm to 5 mm. Compact & Lightweight: Measures 313 mm (W) x 235 mm (H) x 50 mm (D) and weighs approximately 1.8 kg, facilitating easy installation. Technical SpecificationsThe HMIST6600 showcases Schneider Electric's dedication to high performance and dependability. Its 12.1-inch TFT LCD, single-touch resistive panel provides clear visuals with 16 million colors at a WXGA resolution of 1280 x 800 pixels. An 800 MHz ARM Cortex-A8 CPU powers this advanced display, ensuring rapid processing of commands and data. Memory provisions include 1 GB for the device, 128 MB for user applications, and a crucial 512 KB backup. Communication is managed by dual 10/100BASE-T Ethernet ports, alongside dedicated serial interfaces (RS232C and RS485) and both host and device USB 2.0 ports. The unit requires a 24V DC power input and is certified to major global industrial standards, confirming its suitability for a wide range of demanding applications. Its robust construction is further highlighted by IP65 front panel protection and a broad operating temperature range.Applications Advanced Industrial Automation Systems Precision Manufacturing Process Control & Monitoring Integrated Building Management Systems Efficient Energy Management Production Line Data Visualization Machine Control and Diagnostics Why Choose This Model?This model stands out due to its exceptional clarity provided by the expansive high-resolution 12.1-inch display, which ensures all data, graphics, and controls are presented with optimal detail, greatly improving operator interaction.Order NowEnhance your industrial control systems today by purchasing the Schneider Electric HMIST6600. Contact us for pricing and availability.FAQWhat is the screen size and resolution of the HMIST6600?The HMIST6600 features a 12.1-inch TFT LCD display with a resolution of 1280 x 800 WXGA and supports 16 million colors.What type of processor does the HMIST6600 use?It is equipped with an 800 MHz ARM Cortex-A8 processor for robust performance.What connectivity options are available on this HMI?The HMIST6600 includes dual 10/100BASE-T Ethernet ports, COM1 (RS232C) and COM2 (RS485) serial ports, and both USB 2.0 Type A (Host) and USB 2.0 Type micro B (Device) ports.What are the operating temperature and protection ratings?It operates in temperatures from 0°C to +50°C and has an IP65 front panel rating, along with NEMA 4 and NEMA 13.Is the HMIST6600 suitable for harsh industrial environments?Yes, with its wide operating temperature range and IP65, NEMA 4, and NEMA 13 front panel ratings, it is designed for demanding industrial settings.

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PRODUCT DETAILS

Schneider Electric HMIST6600

Overview

This is a genuine Schneider Electric component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Schneider Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Schneider Electric automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Schneider Electric equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Schneider Electric catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Schneider Electric platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

The HMIST6600 showcases Schneider Electric's dedication to high performance and dependability. Its 12.1-inch TFT LCD, single-touch resistive panel provides clear visuals with 16 million colors at a WXGA resolution of 1280 x 800 pixels. An 800 MHz ARM Cortex-A8 CPU powers this advanced display, ensuring rapid processing of commands and data. Memory provisions include 1 GB for the device, 128 MB for user applications, and a crucial 512 KB backup. Communication is managed by dual 10/100BASE-T Ethernet ports, alongside dedicated serial interfaces (RS232C and RS485) and both host and device USB 2.0 ports. The unit requires a 24V DC power input and is certified to major global industrial standards, confirming its suitability for a wide range of demanding applications. Its robust construction is further highlighted by IP65 front panel protection and a broad operating temperature range.

Applications

  • Advanced Industrial Automation Systems
  • Precision Manufacturing
  • Process Control & Monitoring
  • Integrated Building Management Systems
  • Efficient Energy Management
  • Production Line Data Visualization
  • Machine Control and Diagnostics

Why Choose the HMIST6600?

This model stands out due to its exceptional clarity provided by the expansive high-resolution 12.1-inch display, which ensures all data, graphics, and controls are presented with optimal detail, greatly improving operator interaction.

Availability & Shipping

  • In stock: HMIST6600 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every HMIST6600 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Schneider Electric

The HMIST6600 features a 12.1-inch TFT LCD display with a resolution of 1280 x 800 WXGA and supports 16 million colors.

Machine down? We ship parts the same day.

New, surplus, and refurbished Schneider Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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