Skip to content
EQ Logo - ERQOS
  • EQSP32
  • Products
  • Resources
    • Downloads
    • Manuals
      • EQSP32 Manual – IIoT Logic Controller
      • EQXIO Manual – I/O expansion module
      • EQXAI Manual – Analog input expansion module
      • EQXPT Manual – RTD sensor expansion module
      • EQXRA Manual – Relay and analog out expansion module
      • EQXHI Manual – High-voltage isolated input expansion module
      • EQXTC Manual – Thermocouple expansion module
      • EQXPH Manual – pH sensor expansion module
      • EQX2G Manual – Quad-band GSM/GPRS cellular expansion module
    • Quickstart guide
    • Tutorials
    • Agentic HIL
    • OpenPLC
    • EQ-AI code assistant
    • EQConnect
    • EQVersal I/O
    • Can your PLC do this?
    • Compare Features
    • CE / EU Declaration of Conformity
  • Application Blog
  • Integration Services
  • About
  • Contact
0,00 € 0 Cart
Node-RED dashboard and EQSP32 IoT controller connected via an MQTT broker for monitoring and control. Shows bidirectional communication with MQTT topics powering automation dashboards.

Seamless IIoT Node-RED and EQSP32 PLC Integration: Real-Time Monitoring and Control over MQTT

September 27, 2025
by Ermis Stouraitis with No Comment DemosTutorial

Integrate the EQSP32 industrial ESP32 PLC with Node-RED over MQTT to build real-time automations and dashboards, for monitoring and control, with minimal code.

Read More
Illustration comparing Arduino OTA and Web OTA firmware update methods on the EQSP32 industrial ESP32-based micro-PLC IIoT controller. The image shows a laptop with Arduino IDE labeled “Arduino OTA” on the left and a web browser update window labeled “Web OTA” on the right, under the title “Over-the-Air Updates.”

Industrial ESP32 PLC Over-the-Air Updates (OTA): How to Wirelessly Update EQSP32 Firmware

August 26, 2025
by Ermis Stouraitis with No Comment Application NoteTutorial

Perform password-protected Over-the-Air Updates (OTA) on EQSP32 industrial ESP32 micro-PLC using Arduino OTA or the built-in Web Maintenance Panel (port 8000).

Read More

Next-generation EQSP32 Ethernet & 4–20 mA industrial IoT PLC is here

August 6, 2025
by Ermis Stouraitis with No Comment News

Next-gen EQSP32CE PLC with Ethernet, 0–10 V & 4–20 mA inputs is here! First units are shipping now—secure your ESP32-based industrial IoT Micro-PLC today.

Read More

New EQSP32 code examples now on GitHub

August 6, 2025
by Ermis Stouraitis with No Comment News

New EQSP32 code examples now on GitHub! Industrial serial communication, RS485 Modbus RTU, Web UI, task scheduling & more. Fast-start your IIoT projects today.

Read More

EQSP32 3D CAD models now available for download

July 22, 2025
by Ermis Stouraitis with No Comment News

Use the available EQSP32 3D models to improve your documentation, plan DIN rail layouts and electrical cabinet installations with sub-millimeter precision.

Read More

Ethernet and 4-20mA on EQSP32 IoT PLC – Fabrication in progress

July 21, 2025
by Ermis Stouraitis with No Comment News

The EQSP32 Micro-PLC is entering its next generation with built-in Ethernet, 4–20 mA current-loop input support, and native 0–10 V analog inputs.

Read More

19 Unique ways EQSP32 leaves the rest behind

July 14, 2025
by Ermis Stouraitis with No Comment News

Learn about EQSP32’s standout features. From unmatched I/O flexibility and advanced communication protocols to seamless cloud integration and plug-and-play expansion modules.

Read More

“IoThinging” with EQSP32: Internet-controlled hot tub, made simple

July 12, 2025
by Ermis Stouraitis with No Comment News

Transfer all the power—and comfort—of your hot tub to your fingertips with EQSP32 IoT PLC and DashIO IoT platform.

Read More

Ethernet and 4–20 mA support on EQSP32 – Coming this summer

July 11, 2025
by Ermis Stouraitis with No Comment News

The EQSP32 Micro-PLC is getting a major upgrade with built-in wired Ethernet, 4–20 mA current-loop sensors and 0–10 V analog voltage inputs.

Read More

Introducing the Erqos Monthly Tech Update

July 11, 2025
by Ermis Stouraitis with No Comment News

New monthly series launched to keep automation engineers, developers and integrators up to date with the latest company roadmaps for industrial automation.

Read More
  • 1
  • 2
  • Next
  • Last
Open by design. Industrial by nature.

Subscribe to our newsletter

Don’t miss our major updates and milestones

Let's get social

Stay tuned to our casual updates and demos

Facebook-f Icon-twitter-1 Icon-youtube-feed Icon-instagram-2 Icon-linkedin-1

Industrial IoT controllers designed for
professionals who need reliability,
connectivity, and speed to market.

Read our full story.

info@erqos.com
Data Protection
Terms & Conditions
Return & Refund Policy

Copyright © 2026 Erqos Technologies. All rights reserved.

Shopping Basket
✕

Contact us for Availability