6ES7 288-1ST20-0AA1 PLC Module Price Concessions lvds Online one-stop shopping

Product Overview

The Siemens 6ES7288-1ST20-0AA1 is a SIMATIC S7-200 SMART CPU ST20 compact programmable logic controller (PLC). This is the DC/DC/DC variant — meaning it requires 24V DC supply and provides 24V DC transistor (solid-state) outputs. The CPU ST20 is the standard variant of the S7-200 SMART family, offering a cost-effective entry point into Siemens PLC-based automation with all the core features of the SMART platform including built-in Ethernet, high-speed counters, and PID control.

Product Specifications

Why Choose Siemens S7-200 SMART PLC?

• Proven Siemens Platform: The S7-200 SMART is the successor to the legendary S7-200 — one of the most widely deployed compact PLCs in industrial automation history, now with enhanced features and connectivity

• Integrated Ethernet — No Extra Module Needed: Built-in Ethernet port allows direct programming, HMI communication, and Ethernet/PROFINET connectivity without purchasing a separate communications module

• Modbus RTU Built-In: The integrated RS485 port supports Modbus RTU/ASCII protocol natively — ideal for connecting to drives, sensors, and third-party devices without additional hardware

• High-Speed Counting: Up to 4 high-speed counters at up to 60 kHz — suitable for encoder-based position feedback and high-speed counting applications

• Compact Footprint with Expansion: Despite its compact 90×100×81mm form factor, the ST20 supports up to 6 expansion modules for analog I/O, additional digital I/O, or communication adapters

• Web Server for Diagnostics: Built-in web server allows remote status monitoring and diagnostics via any standard web browser — no special software required

Typical Applications

• OEM Machinery Control: Ideal programmable controller for packaging machines, textile equipment, printing presses, and otherOEM automated equipment

• Building Automation: HVAC control, elevator logic, lighting control systems, and building management system (BMS) controllers

• Water and Wastewater: PLC for pumping station control, filtration systems, UV disinfection, and small-scale treatment plant automation

• Conveyor and Material Handling: Control of sorting systems, roller conveyors,Hoists, and warehouse automation equipment

• Industrial Fan and Pump Control: Variable speed drive companion PLC for fans, compressors, and pump control with PID regulation

• Environmental Equipment: Control systems for industrial exhaust treatment, dust collection, and filtration equipment

Quality Assurance and Support

• ✓ Original Siemens Spare Part: Genuine 6ES7288-1ST20-0AA1 with full traceability to Siemens AG manufacturing

• ✓ Pre-Shipment Testing: Each PLC undergoes visual inspection and basic functional verification before shipping

• ✓ Professional Technical Support: Our engineering team has 15+ years of experience with Siemens S7 PLC platforms

• ✓ Original Accessories Included: All original connectors and accessories are included as specified by Siemens

• ✓ 90-Day Warranty: Coverage for manufacturing defects ensures reliable performance in your automation system

• ✓ 30-Day Returns: Hassle-free return policy for unused items in original condition

Packing and Shipping

All Siemens PLC modules are carefully packaged with anti-static foam cushioning and ESD-protective materials to prevent damage from electrostatic discharge during transit. Each unit is sealed in an anti-static bag and shipped in a sturdy carton with clear fragile labeling. We ship via DHL, FedEx, or UPS with full tracking and insurance coverage available upon request.