{"product_id":"ethernet-relay-board-16-32-channel-esp32-wifi-mqtt-home-assistant-domoticz-openhab-digital-input-smart-switch","title":"32 Channel Ethernet Relay Board – WiFi MQTT Control for Automation","description":"\u003ch2\u003eEliminate Automation Latency\u003c\/h2\u003e\u003cp\u003eManaging high-density relay arrays via unstable connections often results in command lag and synchronization failures. You need a robust architecture that handles heavy traffic without drops, ensuring your sophisticated smart environment remains responsive and reliable under peak loads.\u003c\/p\u003e\u003ch2\u003eTidesmit 32-Channel Ethernet \u0026amp; WiFi Relay Board\u003c\/h2\u003e\u003cp\u003eThis controller utilizes a dual-protocol backbone to bridge Ethernet and WiFi seamlessly for home automation. With its native MQTT integration, you achieve sub-millisecond switching speeds across 32 individual channels. This solution eliminates bottlenecks by providing high-throughput command execution that integrates directly with Home Assistant and industrial PLC systems.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDual-Connectivity – Ethernet RJ45 and WiFi 2.4GHz – guarantees stable operation even during network shifts.\u003c\/li\u003e\n\u003cli\u003eNative MQTT Support – JSON-based communication – enables rapid integration with Home Assistant dashboards.\u003c\/li\u003e\n\u003cli\u003eHigh-Density Switching – 32 discrete channels – allows for large-scale management of home lighting and HVAC zones.\u003c\/li\u003e\n\u003cli\u003eRobust Isolation – Optocoupler input protection – prevents voltage spikes from damaging the MCU logic.\u003c\/li\u003e\n\u003cli\u003eVersatile Logic – 16CH\/32CH variant configurations – scales to suit both residential and commercial project scopes.\u003c\/li\u003e\n\u003cli\u003eFirmware Stability – OTA-ready architecture – facilitates seamless updates for long-term operational integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConnectivity: IEEE 802.3 Ethernet and 802.11 b\/g\/n WiFi.\u003c\/li\u003e\n\u003cli\u003eCommunication: MQTT, TCP\/IP, and Modbus RTU\/RS485 support.\u003c\/li\u003e\n\u003cli\u003ePower Input: 12V-24V DC wide voltage range.\u003c\/li\u003e\n\u003cli\u003eDimensions: 180mm x 120mm x 45mm compact form factor.\u003c\/li\u003e\n\u003cli\u003eWeight: 350 grams industrial-grade casing.\u003c\/li\u003e\n\u003cli\u003eCompatibility: Full support for Home Assistant, Node-RED, and MQTT brokers.\u003c\/li\u003e\n\u003cli\u003eOperating Temp: -20C to +70C industrial range.\u003c\/li\u003e\n\u003cli\u003eCertifications: CE, FCC, and RoHS compliant build.\u003c\/li\u003e\n\u003cli\u003eIP-Rating: IP20 enclosure protection.\u003c\/li\u003e\n\u003cli\u003eIncluded: 1x Control board and DIN-rail mounting hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho Is This For\u003c\/h2\u003e\u003cp\u003eOur board is engineered for professional home automation integrators, dedicated DIY smart-home enthusiasts, and industrial facility managers needing granular control over electrical circuits. It serves as an ideal solution for those searching for a reliable Ethernet-based relay module for complex sensor networks.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Question\u003c\/h2\u003e\u003cp\u003e\u003cb\u003eDoes this relay board require a central hub to connect with Home Assistant?\u003c\/b\u003e\u003cbr\u003eNo, the Tidesmit board functions as an independent node via MQTT. It communicates directly with your broker, removing the need for proprietary gateways or cloud-dependent middle-ware.\u003c\/p\u003e\u003cp\u003eSecure your automation backbone today to ensure long-term stability and precise control over your Tidesmit-powered environment.\u003c\/p\u003e","brand":"Tidesmit","offers":[{"title":"32CH ETHWiFi CAN \/ China Mainland","offer_id":57503676858713,"sku":"TDS-HMAUT-00151-001","price":203.28,"currency_code":"EUR","in_stock":true},{"title":"32CH ETHWiFi \/ China Mainland","offer_id":57503676891481,"sku":"TDS-HMAUT-00151-002","price":201.67,"currency_code":"EUR","in_stock":true},{"title":"32CH ETHWiFi 485 \/ China Mainland","offer_id":57503676924249,"sku":"TDS-HMAUT-00151-003","price":203.28,"currency_code":"EUR","in_stock":true},{"title":"16CH ETHWiFi \/ China Mainland","offer_id":57503676957017,"sku":"TDS-HMAUT-00151-004","price":103.25,"currency_code":"EUR","in_stock":true},{"title":"16CH ETHWiFi 485 \/ China Mainland","offer_id":57503676989785,"sku":"TDS-HMAUT-00151-005","price":104.87,"currency_code":"EUR","in_stock":true},{"title":"16CH ETHWiFi CAN \/ China Mainland","offer_id":57503677022553,"sku":"TDS-HMAUT-00151-006","price":104.87,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/7271\/6121\/files\/S5d03345be5a542568a33addfcd583200d.webp?v=1773077303","url":"https:\/\/sdive0-cu.myshopify.com\/products\/ethernet-relay-board-16-32-channel-esp32-wifi-mqtt-home-assistant-domoticz-openhab-digital-input-smart-switch","provider":"Tidesmit","version":"1.0","type":"link"}