{"product_id":"esp32-rs485-modbus-wifi-bluetooth-relay-optocoupler-isolation-module-tyep-c-4-8-channel-relay-module-dc-9-24v","title":"ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module","description":"\u003cp\u003eDiscover the ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module, a standout decor pick designed for dependable everyday performance and lasting value.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cp\u003eBrand Name: Aideepen\u003c\/p\u003e\u003cp\u003eCondition: New\u003c\/p\u003e\u003cp\u003eType: Relay\u003c\/p\u003e\u003cp\u003eFeatures:\u003c\/p\u003e\u003cp\u003e1. Optional 4-channel or 8-channel relay for flexible adaptation to various scenarios.\u003c\/p\u003e\u003cp\u003e2. Built-in CH340 chip enables one-click programming via Type-C interface.\u003c\/p\u003e\u003cp\u003e3. Optocoupler input\/output isolation ensures strong anti-interference capability and stable operation.\u003c\/p\u003e\u003cp\u003e4. Supports Modbus protocol for compatibility with industrial automation systems.\u003c\/p\u003e\u003cp\u003e5. Integrated RS485 and USART interfaces offer strong expandability and easy networking.\u003c\/p\u003e\u003cp\u003eProduct Parameters:\u003c\/p\u003e\u003cp\u003eSpecifications: 4-channel, 8-channel (selectable)\u003c\/p\u003e\u003cp\u003ePower Supply: DC 9-24V \/ Type-C power supply\u003c\/p\u003e\u003cp\u003eModule: ESP32 with Wi-Fi + Bluetooth\u003c\/p\u003e\u003cp\u003eType-C Port: Power supply and programming\u003c\/p\u003e\u003cp\u003eEN Reset Button: Press to reset\u003c\/p\u003e\u003cp\u003eBOOT Button: Press and hold, then press the reset button to enter download mode\u003c\/p\u003e\u003cp\u003eOptocoupler Input: Controls relays\u003c\/p\u003e\u003cp\u003eSerial Chip: Built-in CH340 (supports one-click programming)\u003c\/p\u003e\u003cp\u003eBuilt-in: RS485 interface; supports Modbus\u003c\/p\u003e\u003cp\u003ePCB Dimensions:\u003c\/p\u003e\u003cp\u003e4-Channel: 93mm x 87mm; 4mm mounting holes\u003c\/p\u003e\u003cp\u003e8-Channel: 152mm x 87mm; 3.5mm mounting holes\u003c\/p\u003e\u003cp\u003eProduct List:\u003c\/p\u003e\u003cp\u003e1x Relay Module\u003c\/p\u003e\u003ch3\u003eOptions\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e 8 Channel Shell, 4 Channel, 8 Channel, 4 Channel Shell\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003ch4\u003eQ: What is the ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler?\u003c\/h4\u003e\u003cp\u003eA: The ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler is a quality decor pick. Optional 4-channel or 8-channel relay for flexible adaptation to various scenarios.\u003c\/p\u003e\u003ch4\u003eQ: How do I use the ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler?\u003c\/h4\u003e\u003cp\u003eA: The ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler is ready to use right out of the box and makes an easy addition to your decor lineup.\u003c\/p\u003e\u003ch4\u003eQ: Why choose the ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler?\u003c\/h4\u003e\u003cp\u003eA: The ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler stands out in our decor range — Built-in CH340 chip enables one-click programming via Type-C interface.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler is a quality decor pick. Optional 4-channel or 8-channel relay for flexible adaptation to various scenarios.\"}}, {\"@type\": \"Question\", \"name\": \"How do I use the ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler is ready to use right out of the box and makes an easy addition to your decor lineup.\"}}, {\"@type\": \"Question\", \"name\": \"Why choose the ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler stands out in our decor range — Built-in CH340 chip enables one-click programming via Type-C interface.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"8 Channel Shell","offer_id":47766271623273,"sku":"14:4044226#8 Channel Shell","price":15.09,"currency_code":"USD","in_stock":true},{"title":"4 Channel","offer_id":47766271656041,"sku":"14:1202#4 Channel","price":60.94,"currency_code":"USD","in_stock":true},{"title":"8 Channel","offer_id":47766271688809,"sku":"14:350852#8 Channel","price":74.86,"currency_code":"USD","in_stock":true},{"title":"4 Channel Shell","offer_id":47766271721577,"sku":"14:351074#4 Channel Shell","price":9.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Se4336694d871492da311d78ebb303d074.webp?v=1783444259","url":"https:\/\/oasis-select.com\/products\/esp32-rs485-modbus-wifi-bluetooth-relay-optocoupler-isolation-module-tyep-c-4-8-channel-relay-module-dc-9-24v","provider":"Oasis Select","version":"1.0","type":"link"}