{"id":26136,"date":"2026-06-18T16:27:39","date_gmt":"2026-06-18T20:27:39","guid":{"rendered":"https:\/\/redvoztelecom.com\/producto\/ethernet-relay-board-16-32-channel-esp32-wifi-mqtt-home-assistant-domoticz-openhab-digital-input-smart-switch\/"},"modified":"2026-07-08T12:01:14","modified_gmt":"2026-07-08T16:01:14","slug":"ethernet-relay-board-16-32-channel-esp32-wifi-mqtt-home-assistant-domoticz-openhab-digital-input-smart-switch","status":"publish","type":"product","link":"https:\/\/redvoztelecom.com\/en\/product\/ethernet-relay-board-16-32-channel-esp32-wifi-mqtt-home-assistant-domoticz-openhab-digital-input-smart-switch\/","title":{"rendered":"Ethernet Relay Board 16 32 Channel ESP32 WIFI MQTT Home Assistant Domoticz OpenHAB Digital Input Smart Switch"},"content":{"rendered":"

\n

Relay board function instruction as below, any questions, please contact us<\/span><\/p>\n

<\/p>\n

ETHWiFi<\/span><\/strong>\u00a0means support Ethernet and WIFI<\/span><\/p>\n

ETHWiFi RS485<\/span><\/strong>\u00a0means support Ethernet, WIFI and RS485<\/span><\/p>\n

ETHWiFi CAN<\/span><\/strong>\u00a0means support Ethernet, WIFI and CAN bus<\/span><\/p>\n

<\/p>\n

Support Customized and develop by our company<\/span><\/p>\n

User manual and programming manual SDK:<\/span><\/p>\n

\/\/www.dingtian-tech.com\/sdk\/relay_sdk.zip<\/span><\/p>\n

Notes: it is finished relay board, don\u2019t support flash your own firmware. If you want to flash firmware, please contact us<\/span><\/p>\n

<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n
\n
\"Sa1d4cc99cf304d549bbe44da27a80c3cm<\/div>\n

Specification<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n

Parameter<\/p>\n<\/td>\n

\n

DT-R002<\/p>\n<\/td>\n

\n

DT-R004<\/p>\n<\/td>\n

\n

DT-R008<\/p>\n<\/td>\n

\n

DT-R016<\/p>\n<\/td>\n

\n

DT-R032<\/p>\n<\/td>\n<\/tr>\n

\n

Photo<\/p>\n<\/td>\n

\n

\"Sf41bcdae1dbf4cc3abd3e5811b356ca7C<\/p>\n<\/td>\n

\n

\"S20bf1260674143c59208ed04806f9984N<\/p>\n<\/td>\n

\n

\"S7230f2eb5149450ea18e27e19367545aI<\/p>\n<\/td>\n

\n

\"S5d03345be5a542568a33addfcd583200d<\/p>\n<\/td>\n

\n

\"S1b738a505f7842f690bb5622fa13afa1u<\/p>\n<\/td>\n<\/tr>\n

\n

Interface<\/p>\n<\/td>\n

\n

RJ45,\u00a0WiFi,\u00a0RS485,\u00a0CAN,\u00a0Wiegand(optional)<\/p>\n<\/td>\n<\/tr>\n

\n

Size(Relay Board)<\/p>\n<\/td>\n

\n

87*68mm<\/p>\n<\/td>\n

\n

91.6*86.4mm<\/p>\n<\/td>\n

\n

122*87mm<\/p>\n<\/td>\n

\n

250*107mm<\/p>\n<\/td>\n

\n

370*107mm<\/p>\n<\/td>\n<\/tr>\n

\n

Size(DIN35 Case)<\/p>\n<\/td>\n

\n

90*90*40mm<\/p>\n<\/td>\n

\n

115*90*40mm<\/p>\n<\/td>\n

\n

145*90*40mm<\/p>\n<\/td>\n

\n

252*123*43mm<\/p>\n<\/td>\n

\n

373*123*43mm<\/p>\n<\/td>\n<\/tr>\n

\n

Power Supply<\/p>\n<\/td>\n

\n

12V\/24VDC,\u00a05V\/24VAC<\/p>\n<\/td>\n<\/tr>\n

\n

Power Adapter<\/p>\n<\/td>\n

\n

12VDC\/1.5A<\/p>\n<\/td>\n

\n

12VDC\/1.5A<\/p>\n<\/td>\n

\n

12VDC\/1.5A<\/p>\n<\/td>\n

\n

12VDC\/2A<\/p>\n<\/td>\n

\n

12VDC\/3A<\/p>\n<\/td>\n<\/tr>\n

\n

Power Consumption<\/p>\n<\/td>\n

\n

2W<\/p>\n<\/td>\n

\n

3W<\/p>\n<\/td>\n

\n

5W<\/p>\n<\/td>\n

\n

9W<\/p>\n<\/td>\n

\n

16W<\/p>\n<\/td>\n<\/tr>\n

\n

Working Temperature<\/p>\n<\/td>\n

\n

-20~75\u2103<\/p>\n<\/td>\n<\/tr>\n

\n

Storage Temperature<\/p>\n<\/td>\n

\n

-40~80\u2103<\/p>\n<\/td>\n<\/tr>\n

\n

Protocol<\/p>\n<\/td>\n

\n

MQTT,\u00a0Modbus-RTU\/TCP\/UDP\/ASCII,\u00a0TCP,\u00a0UDP,\u00a0HTTP GET CGI,\u00a0CoAP<\/p>\n<\/td>\n<\/tr>\n

\n

Quantity Relays<\/p>\n<\/td>\n

\n

2DO<\/p>\n<\/td>\n

\n

4DO<\/p>\n<\/td>\n

\n

8DO<\/p>\n<\/td>\n

\n

16DO<\/p>\n<\/td>\n

\n

32DO<\/p>\n<\/td>\n<\/tr>\n

\n

Quantity Digital Input<\/p>\n<\/td>\n

\n

2DI<\/p>\n<\/td>\n

\n

4DI<\/p>\n<\/td>\n

\n

8DI<\/p>\n<\/td>\n

\n

16DI<\/p>\n<\/td>\n

\n

32DI<\/p>\n<\/td>\n<\/tr>\n

\n

Quantity Wiegand<\/p>\n<\/td>\n

\n

1(optional)<\/p>\n<\/td>\n

\n

1(optional)<\/p>\n<\/td>\n

\n

0<\/p>\n<\/td>\n

\n

1<\/p>\n<\/td>\n

\n

1<\/p>\n<\/td>\n<\/tr>\n

\n

RTC<\/p>\n<\/td>\n

\n

NO<\/p>\n<\/td>\n

\n

NO<\/p>\n<\/td>\n

\n

NO<\/p>\n<\/td>\n

\n

Optional<\/p>\n<\/td>\n

\n

Optional<\/p>\n<\/td>\n<\/tr>\n

\n

Home Automation<\/p>\n<\/td>\n

\n

Domoticz,\u00a0Home Assistant,\u00a0openHAB,\u00a0Red-Node<\/p>\n<\/td>\n<\/tr>\n

\n

Function<\/p>\n<\/td>\n

\n

IP Watchdog,\u00a0Task,\u00a0NTP Client,\u00a0Input mutual control,\u00a0OTA Upgrade<\/p>\n<\/td>\n<\/tr>\n

\n

Ethernet IP<\/p>\n<\/td>\n

\n

192.168.1.100<\/p>\n<\/td>\n<\/tr>\n

\n

Web User\/PWD<\/p>\n<\/td>\n

\n

admin\/admin<\/p>\n<\/td>\n<\/tr>\n

\n

WiFi AP IP<\/p>\n<\/td>\n

\n

192.168.7.1<\/p>\n<\/td>\n<\/tr>\n

\n

WiFi AP SSID\/PWD<\/p>\n<\/td>\n

\n

dtrelaySN\/dtpassword<\/p>\n<\/td>\n<\/tr>\n

\n

WiFi STA IP<\/p>\n<\/td>\n

\n

192.168.1.97<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/p>\n

\"S8648a702c16d4980be30fc4b293ea714N<\/p>\n

Support Domoticz\/ Home Assistant\/ openHAB<\/span><\/p>\n

\"S3f534c45bb4b474f8c9d43863b1e475dL<\/p>\n

Note:<\/span><\/strong><\/p>\n

Please keep your computer ip is the same NETWORK SEGMENT as our default ip 192.168.1.100<\/span><\/p>\n

<\/p>\n

\"S47480c0aa69346b4b571fcf9ad44b85a8<\/p>\n

<\/p>\n

\"S93526f810aab4414aa5c7386dfb1bcf5S<\/p>\n

\"Sdeef478ffbdb4ca18feaa9e90fe7a081Q<\/p>\n

<\/p>\n

\"S6f7ef4f3af904ebc97fc95b2de527691c<\/p>","protected":false},"excerpt":{"rendered":"

Relay board function instruction as below, any questions, please contact us ETHWiFi\u00a0means support Ethernet and WIFI ETHWiFi RS485\u00a0means support Ethernet, WIFI and RS485 ETHWiFi CAN\u00a0means support Ethernet, WIFI and CAN bus Support Customized and develop by our company User manual and programming manual SDK: \/\/www.dingtian-tech.com\/sdk\/relay_sdk.zip Notes: it is finished relay board, don\u2019t support flash your […]<\/p>\n","protected":false},"featured_media":26154,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[128,2354,15],"product_tag":[],"class_list":["post-26136","product","type-product","status-publish","has-post-thumbnail","product_cat-equipo-ip","product_cat-switch-ethernet","product_cat-voip","first","instock","shipping-taxable","purchasable","product-type-variable"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/product\/26136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/comments?post=26136"}],"version-history":[{"count":2,"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/product\/26136\/revisions"}],"predecessor-version":[{"id":28191,"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/product\/26136\/revisions\/28191"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/media\/26154"}],"wp:attachment":[{"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/media?parent=26136"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/product_brand?post=26136"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/product_cat?post=26136"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/redvoztelecom.com\/en\/wp-json\/wp\/v2\/product_tag?post=26136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}