{"product_id":"sonoff-4chr3-4chpror3-4-gang-4-way-wifi-smart-switch-433mhz-rf-control-smart-home-support-alexa-google-smartthings-alice-ewelink","title":"SONOFF 4CHR3 4CHPROR3 4-gang\/4 Way Wifi Smart Switch 433mhz RF Control Smart Home Support Alexa Google Smartthings Alice eWeLink","description":"\u003csection data-tufzen-geo-summary=\"v1\" class=\"tufzen-product-summary\"\u003e\u003ch2\u003eProduct Summary\u003c\/h2\u003e\n\u003cp\u003eSONOFF 4CHR3 4CHPROR3 4-gang\/4 Way Wifi Smart Switch 433mhz RF Control Smart Home Support is a smart control module selected for controlling circuits, relays and connected devices in automation projects. It is suitable for smart home users, automation builders and installers who need practical electronics hardware for reliable project work.\u003c\/p\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003econtrolling circuits, relays and connected devices in automation projects\u003c\/li\u003e\n\u003cli\u003esmart home platforms, relay control, WiFi or Zigbee automation setups\u003c\/li\u003e\n\u003cli\u003eElectronics testing, repair, prototyping and maker workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWho is this product for?\u003c\/strong\u003e It is intended for smart home users, automation builders and installers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check before buying?\u003c\/strong\u003e Review the product options, specifications, included accessories and compatibility details on this page.\u003c\/p\u003e\u003c\/section\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eSONOFF 4CHR3 \u0026amp; 4CHPROR3 Product Selling Points\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eIndependently\/Mutual Control 4 DevicesTurn on\/off the 4 connected devices separately in self-locking mode. Turn on 1 device but turn off the other 3 devices at the same time in interlock mode. Turn on the connected devices but automatically switch off after 0.5-3600s later in inching mode.\u003cbr\u003eDry ContactIf your device does not need to be powered through the output of the 4CHPROR3, but only needs to use it as a smart switch to control the line on and off, the 4CHPROR3 is your best .\u003cbr\u003eWith 433MHz RF ControlUse your common 433MHz remote control to turn on\/off the device without internet.\u003cbr\u003eEasy To Out-of-Reach DevicesMounted on the guide rail, convenient to connect and control devices far from the switch.\u003cbr\u003eWorks With Alexa \u0026amp; Google Assistant \u0026amp; SmartThings \u0026amp; AliceYou can directly ask Amazon Echo\/Echo Dot\/Amazon Tap, Google Home to turn on\/off your SONOFF devices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"detailmodule_text\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_image\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/S74da1484af424bfba2db1ae15c53ee42l.webp?v=1772699972\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eQuick to Access 3 Working Modes\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eCompared with 4CHPROR2, you can access self-locking interlock and inching mode on APP directly.\u003c\/p\u003e\n\u003cdiv\u003e\u003cdiv\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/S2c65078901cf4083a332f96eb3d03c11Y.webp?v=1772699972\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/Seef2e7d9e11449f48a83dda9abe8b2fav.webp?v=1772699972\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/S6e85f8b540b64dda80724ab6ed0ebef9N.webp?v=1772699972\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eRun 4 Devices Separately- Self-locking Mode\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eAllow you to turn on or off 4 connected lights independently.\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/1_85eaaee0-e329-4676-949b-7c97b497fd65.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eAutomate More Devices- Interlock Mode\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eOne channel controls one work status, enable interlock to turn on 1 channel and turn off other channels simultaneously.\u003c\/p\u003e\n\u003cdiv\u003e\u003cdiv\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/2_70c514c7-84fd-4ec7-a959-7d4ff73f1000.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/3_eafde349-e46c-40c4-8f62-eb892c71cf84.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eKeeps On for A While, Then Turns Off Automatically- Inching Mode\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eDon't want to stiffly fumble in the dark for the way? Enable inching mode to set a \" on\" schedule for your corridor light, and it will automatically turn off after reaching the preset time.\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/4_6966f648-f413-467e-9086-b437f3749fde.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eVoice Controls Your Home\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eCompatible with Alexa and Google Home. Wanna turn off the light immediately? Just tell it to do.\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/5_f9779623-37dc-4717-ae0e-56e1113872df.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eEasy to Out-of-Reach Devices\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eMounted on the guide rail, convenient to connect and control devices far from the switch.\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/6_691cc3d8-63d6-4868-8837-6138a017f345.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eSecurity Comes Before Everything\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eThe durable flame-retardent PC shell provides the maximum safety for the connected devices in use.\u003c\/p\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_image\"\u003e\u003cdiv\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/7_a23c890c-2936-4533-94c1-87b542fbde30.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/8_5167f3ca-f3ff-4f7c-954d-40694defdaa3.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/9_35d5d1b5-b876-4bd3-8418-849ecad9fc6e.webp?v=1772700156\" alt=\"\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003eFeatures\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003e--Remotely control connected lights or devices via APP\u003cbr\u003e--3 working modes with self-locking, interlock and inching mode for even remote control garage door and roller blinds\u003cbr\u003e--Support scheduling a timer to make devices automatically start and stop to work\u003cbr\u003e--Customize smart scenes to make the device connected with the switch to trigger other devices\u003cbr\u003e--Share the control permission of devices to other accounts to control together\u003cbr\u003e--Check real-time ON\/OFF status of devices on your mobile phone\u003cbr\u003e--Power on state allows users to set the On\/Off\/Keep status for the connected device before power failure and ensure it remains the arranged status after power restoration\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003e4CH R3 Specifications\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003e--Voltage Range: 100-240V AC 50\/60Hz\u003cbr\u003e--Max. Load: 10A\/2200W\/Gang 16A\/3500W\/Total\u003cbr\u003e--Wireless Frequency: WiFi 2.4GHz\u003cbr\u003e--Wireless Standard: IEEE802.11 b\/g\/n 2.4GHz(2400M-2483.5M)\u003cbr\u003e--Security Mechanism: WPA\/WPA2\u003cbr\u003e--Enclosure Material: PC V0\u003cbr\u003e--Gang: 4\u003cbr\u003e--Dimension:145*90*34 (mm)\u003cbr\u003e--Operating Temperature(recommended): -10oC-40oC(14 deg F-104 deg F)\u003cbr\u003e--Operating Humidity: 5%-95%RH, Non-condensing\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_text\"\u003e\n\u003cp class=\"detail-desc-decorate-title\" style=\"font-family: OpenSans; font-size: 20px; font-weight: 900; line-height: 28px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003e4CH PRO R3 Specifications\u003c\/p\u003e\n\u003cp class=\"detail-desc-decorate-content\" style=\"font-family: OpenSans; font-size: 14px; font-weight: 300; line-height: 20px; white-space: pre-wrap; color: rgb(0, 0, 0); margin-bottom: 12px;\"\u003e--Voltage Range: 100-240V AC 50\/60Hz(DC: 9-23V)\u003cbr\u003e--Max. Load: 10A\/2200W\/Gang 40A\/8800W\/Total\u003cbr\u003e--Wireless Frequency: WiFi 2.4GHz\u003cbr\u003e--Wireless Standard: IEEE802.11 b\/g\/n 2.4GHz2.4GHz(2400M-2483.5M);\u003cbr\u003e--Security Mechanism: WPA\/WPA2\u003cbr\u003e--Enclosure Material: PCV0\u003cbr\u003e--Gang: 4\u003cbr\u003e--Dimension:145*90*34 (mm)\u003cbr\u003e--Operating Temperature(recommended): -10oC-40oC(14 deg F-104 deg F)\u003cbr\u003e--Operating Humidity: 5%-95%RH, Non-condensing\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"SONOFF","offers":[{"title":"4CHR3(1PCS)","offer_id":47438703264002,"sku":"12000056026323273","price":18.92,"currency_code":"USD","in_stock":true},{"title":"4CHR3(2PCS)","offer_id":47438703296770,"sku":"12000056026323274","price":41.92,"currency_code":"USD","in_stock":true},{"title":"4CHR3(3PCS)","offer_id":47438703329538,"sku":"12000056026323275","price":66.01,"currency_code":"USD","in_stock":true},{"title":"4CHR3(5PCS)","offer_id":47438703362306,"sku":"12000056026323276","price":113.83,"currency_code":"USD","in_stock":true},{"title":"4CHPROR3(1PCS)","offer_id":47438703395074,"sku":"12000056026323277","price":27.69,"currency_code":"USD","in_stock":true},{"title":"4CHPROR3(2PCS)","offer_id":47438703427842,"sku":"12000056026323278","price":59.93,"currency_code":"USD","in_stock":true},{"title":"4CHPROR3(3PCS)","offer_id":47438703460610,"sku":"12000056026323279","price":93.74,"currency_code":"USD","in_stock":true},{"title":"4CHPROR3(5PCS)","offer_id":47438703493378,"sku":"12000056026323280","price":160.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/S120e8767666a40b39610773543fd2d916.webp?v=1772699971","url":"https:\/\/proengi.com\/products\/sonoff-4chr3-4chpror3-4-gang-4-way-wifi-smart-switch-433mhz-rf-control-smart-home-support-alexa-google-smartthings-alice-ewelink","provider":"PROENGI","version":"1.0","type":"link"}