{"product_id":"433mhz-rf-relay-receiver-1ch-wireless-remote-control-switch-module-rx500a","title":"433MHz RF Relay Receiver – 1CH Wireless Remote Switch Module","description":"\n\u003ch2\u003e433MHz 1-Channel RF Relay Receiver – Wireless Remote Control Switch Micro Module\u003c\/h2\u003e\n\u003cp\u003eTake full control of your DIY electronics projects with this compact \u003cstrong\u003e433MHz \/ 315MHz 1-Channel RF Relay Receiver Module (RX500A)\u003c\/strong\u003e. Designed for hobbyists, makers, and engineers alike, this tiny but powerful micro module lets you wirelessly switch LED lights, relays, and other low-voltage devices with ease — no complicated wiring required.\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 Operates across a broad DC range (2.0V – 5.5V operating voltage; compatible with 3V, 5V, 12V, and 24V system setups), making it versatile for a wide range of projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Frequency Support:\u003c\/strong\u003e Works on both \u003cstrong\u003e433.92 MHz\u003c\/strong\u003e and \u003cstrong\u003e315 MHz\u003c\/strong\u003e bands for flexible pairing with compatible RF transmitters.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Receive Sensitivity:\u003c\/strong\u003e -108 dBm sensitivity ensures reliable signal reception even at greater distances or through walls.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1W Transmitting Power:\u003c\/strong\u003e Delivers strong, stable wireless control performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Compact Design:\u003c\/strong\u003e Measuring just 23.5 × 9 × 1 mm, this slim module fits easily into tight enclosures or project builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature Range:\u003c\/strong\u003e Rated from -40°C to +80°C, suitable for both indoor and outdoor installations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal DIY Use:\u003c\/strong\u003e Perfect for LED light control, relay switching, home automation experiments, remote-triggered circuits, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Ready:\u003c\/strong\u003e 100% brand new, high-quality construction — ready to integrate straight out of the package.\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\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRX500A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0V – 5.5V (compatible with 3V, 5V, 12V, 24V systems)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Band\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e433.92 MHz \/ 315 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReceive Sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-108 dBm @ 315 MHz \u0026amp; 433.92 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmitting Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e23.5 × 9 × 1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 (Single Channel)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 433MHz 1CH RF Relay Receiver Micro Module (RX500A)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-4-inch-npt-nickel-plated-brass-air-compressor-tank-fill-valve\"\u003e1\/4\" NPT Nickel Plated Brass Air Compressor Tank Fill Valve\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-shank-wire-twister-drill-attachment-rebar-tie-tool\"\u003e1\/4\" Hex Shank Wire Twister Drill Attachment | Rebar Tie Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5m-nylon-braided-3-5mm-aux-audio-cable-car-phone-headphone\"\u003e1.5M Nylon Braided 3.5mm AUX Audio Cable | Car, Phone \u0026amp; Speaker\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearn More About RF Communication Standards\u003c\/h3\u003e\n\u003cp\u003eFor technical background on radio frequency devices and their regulatory standards, visit the \u003ca href=\"https:\/\/www.nist.gov\/communications-technology-laboratory\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNIST Communications Technology Laboratory\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What frequency does this RF relay receiver module support?\u003c\/h4\u003e\n\u003cp\u003eA: This module supports both \u003cstrong\u003e433.92 MHz\u003c\/strong\u003e and \u003cstrong\u003e315 MHz\u003c\/strong\u003e frequency bands, making it compatible with a wide range of standard RF remote transmitters commonly used in DIY electronics and home automation projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage range is this wireless remote control switch module compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The RX500A module has an operating voltage of 2.0V – 5.5V and is designed to work in systems running at 3V, 5V, 12V, or 24V DC, giving it broad compatibility with most hobby electronics and microcontroller platforms like Arduino and Raspberry Pi.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What can I use this RF receiver module to control?\u003c\/h4\u003e\n\u003cp\u003eA: This 1-channel RF relay receiver is ideal for wirelessly controlling LED lights, relay switches, motors, solenoids, and other low-voltage devices in DIY automation setups, remote-triggered circuits, smart home experiments, and more.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How small is this module — will it fit in a compact project enclosure?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The module measures just 23.5 × 9 × 1 mm, making it one of the most compact RF receiver modules available. It's designed to slot neatly into tight spaces, custom enclosures, and embedded project housings.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What frequency does this RF relay receiver module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module supports both 433.92 MHz and 315 MHz frequency bands, making it compatible with a wide range of standard RF remote transmitters commonly used in DIY electronics and home automation projects.\"}}, {\"@type\": \"Question\", \"name\": \"What voltage range is this wireless remote control switch module compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The RX500A module has an operating voltage of 2.0V – 5.5V and is designed to work in systems running at 3V, 5V, 12V, or 24V DC, giving it broad compatibility with most hobby electronics and microcontroller platforms like Arduino and Raspberry Pi.\"}}, {\"@type\": \"Question\", \"name\": \"What can I use this RF receiver module to control?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 1-channel RF relay receiver is ideal for wirelessly controlling LED lights, relay switches, motors, solenoids, and other low-voltage devices in DIY automation setups, remote-triggered circuits, smart home experiments, and more.\"}}, {\"@type\": \"Question\", \"name\": \"How small is this module — will it fit in a compact project enclosure?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The module measures just 23.5 × 9 × 1 mm, making it one of the most compact RF receiver modules available. It's designed to slot neatly into tight spaces, custom enclosures, and embedded project housings.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Electronics \u0026 Tech\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/collections\/electronics-tech\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"433MHz RF Relay Receiver – 1CH Wireless Remote Switch Module\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/products\/433mhz-rf-relay-receiver-1ch-wireless-remote-control-switch-module-rx500a\"}]}\u003c\/script\u003e","brand":"Zpaxo","offers":[{"title":"One Size","offer_id":54189128843574,"sku":"14:350686#One Size","price":2.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/7774\/3158\/files\/S16bda431e4d44822a36de4da4085996aA.webp?v=1783272579","url":"https:\/\/0i45ne-c8.myshopify.com\/products\/433mhz-rf-relay-receiver-1ch-wireless-remote-control-switch-module-rx500a","provider":"Zpaxo","version":"1.0","type":"link"}