{"product_id":"433mhz-rf-wireless-relay-switch-dc-12v-2-channel-remote-control","title":"433MHz RF Wireless Relay Switch DC 12V 2-Channel Remote Control","description":"\n\u003ch2\u003eDC 12V 433MHz Wireless RF Relay Receiver \u0026amp; Transmitter – Universal 2-Channel Remote Control Switch\u003c\/h2\u003e\n\u003cp\u003eTake control of your garage door, lighting, automated curtains, electric locks, and more — all from up to 100 meters away. This compact yet powerful 433MHz RF relay switch delivers reliable wireless control with multiple operating modes, making it an ideal upgrade for homes, workshops, and commercial spaces alike. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e433MHz RF Technology:\u003c\/strong\u003e Stable, interference-resistant wireless communication with a range of over 100 m in open space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-Channel Control:\u003c\/strong\u003e Independently operate two devices or circuits from a single remote.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4 Flexible Working Modes:\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cem\u003eInching (Momentary):\u003c\/em\u003e Relay connects while button is held, disconnects on release.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003eSelf-Locking (Toggle):\u003c\/em\u003e One press connects, a second press disconnects.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003eInterlock (Mutual Lock):\u003c\/em\u003e Button A connects the relay; Button B disconnects it.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003eTime-Delay:\u003c\/em\u003e Relay connects then automatically opens after 5s, 10s, or 15s.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEV1527 Learning Code:\u003c\/strong\u003e Supports up to 20 stored remotes for flexible multi-user setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMCU Software Decoding:\u003c\/strong\u003e Receiver sensitivity of \u0026gt;97 dBm for dependable signal pickup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Terminals:\u003c\/strong\u003e NO (Normally Open), NC (Normally Closed), and COM — compatible with a wide range of devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo App Required:\u003c\/strong\u003e Simple button-based pairing and operation — no smartphone or Wi-Fi needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Code Clearing:\u003c\/strong\u003e Press the learning button 8 times to reset all stored codes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 12V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10A (Max input power 250V)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e433 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;100 m (open space)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote Storage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 20 remotes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote Battery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × CR2016 (3V button cells)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWireless Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRF (Radio Frequency)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDecoding\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMCU Software \/ EV1527 Learning Code\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMomentary, Toggle, Interlock, Time-Delay (5s \/ 10s \/ 15s)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApp Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eHow to Pair Your Remote\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInching Mode:\u003c\/strong\u003e Press the pairing button once → LED flashes once → press your remote button → LED flashes 3 times (success).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-Locking Mode:\u003c\/strong\u003e Press pairing button twice → LED flashes twice → press remote button → LED flashes 3 times.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMutual Lock Mode:\u003c\/strong\u003e Press pairing button 3 times → LED flashes 3 times → press remote button → LED flashes 3 times.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5s Delay Mode:\u003c\/strong\u003e Press pairing button 4 times → LED flashes 4 times → press remote button → LED flashes 3 times.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10s Delay Mode:\u003c\/strong\u003e Press pairing button 5 times → LED flashes 5 times → press remote button → LED flashes 3 times.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e15s Delay Mode:\u003c\/strong\u003e Press pairing button 6 times → LED flashes 6 times → press remote button → LED flashes 3 times.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear All Codes:\u003c\/strong\u003e Press pairing button 8 times to reset. Re-pair remotes as needed after clearing.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eGreat For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGarage doors \u0026amp; electric gates\u003c\/li\u003e\n  \u003cli\u003eLighting control systems\u003c\/li\u003e\n  \u003cli\u003eAutomated curtains \u0026amp; blinds\u003c\/li\u003e\n  \u003cli\u003eElectromagnetic locks\u003c\/li\u003e\n  \u003cli\u003eDIY home automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10cm-wireless-led-motion-sensor-night-light-type-c-rechargeable-cabinet-wardrobe-lamp-for-staircase-backlight-kitchen-lighting\"\u003e10CM Wireless LED Motion Sensor Night Light – Rechargeable Cabinet \u0026amp; Staircase Lamp\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-precision-japanese-double-edged-hand-saw-sk5-steel-fine-toothed-for-carpentry-and-gardening-6-inch-blade-portable-mini-1\"\u003e1pc Precision Japanese Double-Edged Hand Saw – SK5 Steel, Fine-Toothed\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices can I control with this 433MHz RF relay switch?\u003c\/h4\u003e\n\u003cp\u003eA: This universal wireless relay switch is compatible with a wide range of 12V-powered devices, including garage doors, electric gates, lighting circuits, automated curtains, electromagnetic locks, and general-purpose switches. Its NO\/NC\/COM output terminals make it highly adaptable for DIY and professional automation setups.\u003c\/p\u003e\n\u003ch4\u003eQ: How many remotes can be paired with one receiver?\u003c\/h4\u003e\n\u003cp\u003eA: The receiver supports up to 20 stored remotes using the EV1527 learning code format. This makes it ideal for households or small businesses where multiple users need independent control.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use this switch outdoors or over long distances?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The 433MHz RF signal has a transmission range of over 100 meters in open space, making it well-suited for outdoor applications like gates and garage doors. Performance may vary depending on walls, interference sources, or obstacles between the remote and receiver.\u003c\/p\u003e\n\u003ch4\u003eQ: What batteries does the remote control use?\u003c\/h4\u003e\n\u003cp\u003eA: The included remote control requires 2 × CR2016 (3V) button-cell batteries. These are widely available at electronics and convenience stores.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices can I control with this 433MHz RF relay switch?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This universal wireless relay switch is compatible with a wide range of 12V-powered devices, including garage doors, electric gates, lighting circuits, automated curtains, electromagnetic locks, and general-purpose switches. 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