{"title":"10 I/Os Relay Module - CPU ESP32 (Relay Output)","handle":"10-i-os-relay-module-cpu-esp32-relay-output","url":"/products/10-i-os-relay-module-cpu-esp32-relay-output","description":"The 10 I/Os Relay Module with ESP32 is an industrial PLC that combines the connectivity of the ESP32 (Wi-Fi, Bluetooth LE, Ethernet, RS485) with relay outputs for switching higher-voltage loads. It provides a simple, cost-effective, and open-source approach to industrial monitoring and control with standardised PLC connectors.\n\nPowered by 12–24V DC, the module features optoisolated digital inputs and relay outputs for switching AC and DC loads. The ESP32's dual-core 240MHz processor, 4MB Flash, 4MB SRAM, and 2MB PSRAM provide ample processing power, while Wi-Fi and BLE enable wireless monitoring and IoT integration.\n\nKey Features\n\n\nESP32 MCU – Dual-core 240MHz with 4MB Flash, 4MB SRAM, and 2MB PSRAM\n\n10 I/O Interfaces – Optoisolated digital inputs (0–3.3–24V DC at 10Hz) and relay outputs (5–24V DC)\n\nRelay Outputs – Directly switch higher-voltage AC and DC loads\n\nWi-Fi & Bluetooth LE – Built-in wireless connectivity for IoT and remote monitoring\n\nStandardised PLC Connectors – Industrial-grade connectors for reliable wiring\n\nRS485 Communication – Modbus RTU support for industrial networking\n\nEthernet Port – TCP/IP and Modbus TCP connectivity\n\nUSB Programming – Program via Arduino IDE or ESP-IDF over USB\n\n12–24V DC Power – Operating range 11.4–25.4V DC, rated power 30W, max current 1.5A\n\n\nSpecifications\n\n\nOperating Temperature – 0°C to 60°C\n\nOperating Humidity – 10%–90%\n\nStorage Temperature – -20°C to 60°C\n\n\nIdeal For\n\nIndustrial machine monitoring and control\nAC and DC motor control\nHVAC systems (fans, pumps, air conditioning)\nElevator control systems\nIoT-connected industrial automation\nProduction line automation\n\n\n\nWarning: This module can switch mains-voltage loads via relay outputs. Mains voltage wiring must be performed by a qualified electrician. Incorrect wiring can result in electric shock, fire, or equipment damage.\n\n\nPackage Contents\n\n1× 10 I/Os Relay Module – CPU ESP32 (Relay Output)\n\n\nResources\n\nDatasheet (PDF)\nUser Guide (PDF)\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":2714,"title":"Default Title","sku":"DF-DFR0901","price":260.95,"on_sale":false,"in_stock":true,"available_quantity":6,"option1":"Default Title"}]}