{"product_id":"433mhz-wireless-remote-control-relay-switch-30a-ac-dc","title":"433MHz Wireless Relay Switch 30A – Remote Control AC\/DC","description":"\n\u003ch2\u003e433MHz Wireless Remote Control Relay Switch – 30A Universal\u003c\/h2\u003e\n\u003cp\u003eTake full command of your water pumps, motors, LED lighting, and other electrical appliances from up to 100 meters away with this versatile 433MHz wireless relay switch. Featuring learning-code technology, it pairs effortlessly with virtually any 433MHz remote and supports multiple operating modes — making it one of the most flexible relay solutions available for home automation, irrigation systems, industrial setups, and more.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Receiver operates on AC 75–220V or DC 9–72V, covering a broad range of electrical systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Range Control:\u003c\/strong\u003e 433MHz frequency transmitter reaches up to 100 meters (open field) for true hands-free convenience.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e30A Peak \/ 15A Rated Load:\u003c\/strong\u003e Handles high-demand appliances; note that the rated continuous load should not exceed 15A.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLearning Code Technology:\u003c\/strong\u003e Pairs quickly with your existing 433MHz remotes — no complicated programming required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Operating Modes:\u003c\/strong\u003e Choose from Momentary, Self-Locking (Toggle), Interlocking (Latched), and Delay (5\/10\/15 seconds) modes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Application:\u003c\/strong\u003e Ideal for water pumps, motors, LED strips, fans, and other AC\/DC appliances.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Code Reset:\u003c\/strong\u003e Hold the learning button for 8 seconds to clear all stored codes instantly.\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\u003eTransmitter Operating 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\u003eTransmitting Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e433MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEncoding Type (Transmitter)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFixed Code\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; -105dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 100M (Open Field)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReceiver Operating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 75–220V \/ DC 9–72V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEncoding Type (Receiver)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLearning Code\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePeak Load Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Continuous Load\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRF 433MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCode Learning Modes — Step by Step\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMomentary Mode:\u003c\/strong\u003e Press the learning button once (LED flashes once), then press any remote button. LED flashes 3 times to confirm pairing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-Locking (Toggle) Mode:\u003c\/strong\u003e Press the learning button twice (LED flashes twice), then press any remote button. LED flashes 3 times to confirm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterlocking (Latched) Mode:\u003c\/strong\u003e Press the learning button three times (LED flashes 3 times), press the ON button then the OFF button on the remote. LED flashes 3 times to confirm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDelay 5 \/ 10 \/ 15 Seconds Mode:\u003c\/strong\u003e Press the learning button 4, 5, or 6 times respectively. Press a remote button to pair. The relay will automatically disconnect after the set delay.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eTo clear all stored codes:\u003c\/strong\u003e Press and hold the learning button for 8 seconds until the LED flashes once. Always clear codes before switching between modes.\u003c\/p\u003e\n\n\u003ch3\u003eExplore More DIY Electronics \u0026amp; Components\u003c\/h3\u003e\n\u003cp\u003eLooking for more components for your DIY projects? Check out our \u003ca href=\"\/products\/metal-q-ring-spring-clasps-gold-silver-plated-jewelry-connectors\"\u003eMetal Q Ring Spring Clasps – Gold \u0026amp; Silver Plated Connectors\u003c\/a\u003e and our \u003ca href=\"\/products\/stainless-steel-cord-end-caps-with-loop-jewelry-making-6pcs\"\u003eStainless Steel Cord End Caps with Loop\u003c\/a\u003e for other versatile hardware options.\u003c\/p\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 is the maximum continuous load current for this 433MHz relay switch?\u003c\/h4\u003e\n\u003cp\u003eA: While the relay is rated at 30A peak, the recommended continuous rated load current is 15A or less. Using the relay within the 15A rated limit ensures reliable long-term performance and safe operation of connected appliances like water pumps and motors.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use my existing 433MHz remote with this relay receiver?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The receiver uses learning-code technology, which means it can pair with most standard 433MHz fixed-code remotes. Simply follow the code-learning procedure for your preferred mode (Momentary, Toggle, Latched, or Delay) and the receiver will recognize your remote's signal.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What operating modes does this wireless relay switch support?\u003c\/h4\u003e\n\u003cp\u003eA: This relay switch supports four operating modes: Momentary (output active only while button is held), Self-Locking\/Toggle (press once to turn on, again to turn off), Interlocking\/Latched (dedicated ON and OFF buttons), and Delay mode (automatically disconnects after 5, 10, or 15 seconds). Clear stored codes before switching between modes.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage ranges are compatible with this relay switch receiver?\u003c\/h4\u003e\n\u003cp\u003eA: The receiver is compatible with both AC 75–220V and DC 9–72V, making it suitable for a wide variety of electrical systems and appliances worldwide, including water pumps, LED lighting, motors, and fans.\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 is the maximum continuous load current for this 433MHz relay switch?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"While the relay is rated at 30A peak, the recommended continuous rated load current is 15A or less. Using the relay within the 15A rated limit ensures reliable long-term performance and safe operation of connected appliances like water pumps and motors.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use my existing 433MHz remote with this relay receiver?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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