{"product_id":"dc-12v-433mhz-rf-wireless-remote-control-switch-2-channel-relay-receiver","title":"DC 12V 433MHz RF Remote Control Switch 2-Channel Relay Receiver","description":"\n\u003ch2\u003eDC 12V 433MHz RF Wireless Remote Control Switch — 2-Channel Relay Receiver\u003c\/h2\u003e\n\u003cp\u003eTake full command of your garage door, curtain motor, lighting, or other home appliances with this compact and versatile \u003cstrong\u003eDC 12V 433MHz RF Wireless Remote Control Switch\u003c\/strong\u003e. Featuring a 2-channel relay receiver and EV1527 universal learning code compatibility, this kit delivers reliable wireless control up to 100 metres in open space — no app or Wi-Fi required.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal 433MHz RF Signal\u003c\/strong\u003e — Works with a wide range of EV1527-coded remotes; stores up to 20 remote codes on a single receiver.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-Channel Relay Output\u003c\/strong\u003e — Control two independent loads simultaneously; supports NO, NC, and COM output terminals for flexible wiring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Working Modes\u003c\/strong\u003e — Switch between Momentary, Toggle, and Latching Time Delay (5s, 10s, 15s) to suit your exact application.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10A High-Current Relay\u003c\/strong\u003e — Handles up to 10A load current (max input 250V), making it suitable for motors, lights, locks, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Range Signal\u003c\/strong\u003e — Receiver sensitivity greater than 97 dBm ensures a strong, stable connection in real-world conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Mini Module\u003c\/strong\u003e — Slim, unobtrusive design fits neatly into existing enclosures or control panels with minimal installation effort.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Code Programming\u003c\/strong\u003e — Simple push-button learning procedure; clear all stored codes by pressing the learn button 8 times.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\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\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e433 MHz (RF)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Channels (NO \/ NC \/ COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Load Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Input Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReceiver Sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 97 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission 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\u003eDecoding Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMCU Software Decoding\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote Code Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEV1527 Learning Code\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\u003eWorking Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMomentary \/ Toggle \/ Latching (5s, 10s, 15s)\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\u003eApp Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eProgramming Guide\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eClearing Stored Codes:\u003c\/strong\u003e Press the learning button on the receiver 8 times. All stored codes will be reset and remotes will need to be re-paired.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eToggle Mode (press remote to activate, press again to deactivate):\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003ePress the learning key 2 times — the LED will turn off, indicating learning mode is active.\u003c\/li\u003e\n  \u003cli\u003ePress the learning key 3 times — the LED blinks 3 times.\u003c\/li\u003e\n  \u003cli\u003eWhile the LED is on, press Button A on your remote — LED flashes 3 times to confirm.\u003c\/li\u003e\n  \u003cli\u003ePress Button B — LED flashes 3 times to confirm.\u003c\/li\u003e\n  \u003cli\u003eAfter 3 seconds the LED turns off — pairing is complete.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eContact us for detailed Momentary mode instructions.\u003c\/p\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGarage door openers \u0026amp; gate controllers\u003c\/li\u003e\n  \u003cli\u003eCurtain \u0026amp; roller blind motors\u003c\/li\u003e\n  \u003cli\u003eIndoor\/outdoor lighting control\u003c\/li\u003e\n  \u003cli\u003eElectromagnetic door locks\u003c\/li\u003e\n  \u003cli\u003eDIY home automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\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 – Type-C Rechargeable\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, Portable Mini\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 wireless relay switch?\u003c\/h4\u003e\n\u003cp\u003eA: This 2-channel relay receiver is highly versatile. It can control garage doors, motorised curtains and blinds, lighting circuits, electromagnetic locks, and a wide range of 12V DC-powered home appliances — anywhere you need remote ON\/OFF switching.\u003c\/p\u003e\n\u003ch4\u003eQ: How many remotes can be paired with the receiver at one time?\u003c\/h4\u003e\n\u003cp\u003eA: The receiver supports EV1527 learning code and can store up to 20 individual remote controls simultaneously, making it ideal for households or small commercial installations with multiple users.\u003c\/p\u003e\n\u003ch4\u003eQ: What working modes are available, and how do I switch between them?\u003c\/h4\u003e\n\u003cp\u003eA: The receiver supports three modes: \u003cstrong\u003eMomentary\u003c\/strong\u003e (relay activates only while button is held), \u003cstrong\u003eToggle\u003c\/strong\u003e (press once to activate, press again to deactivate), and \u003cstrong\u003eLatching Time Delay\u003c\/strong\u003e (relay auto-resets after 5, 10, or 15 seconds). Mode selection is done via the onboard learning button sequence — contact us for the full switching instructions.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this remote control switch require a smartphone app or internet connection?\u003c\/h4\u003e\n\u003cp\u003eA: No. This is a standalone RF wireless system operating at 433MHz. No Wi-Fi, Bluetooth, or smartphone app is required — it works entirely independently using the included RF remote keyfob.\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 wireless relay switch?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 2-channel relay receiver is highly versatile. 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