{"product_id":"ra-02-lora-sx1278-433mhz-module","title":"RA-02 LoRa SX1278 433MHz Wireless Transceiver Module for Arduino \u0026 ESP32","description":"\u003ch2\u003eRA-02 LoRa SX1278 433MHz Wireless Transceiver Module\u003c\/h2\u003e\n\u003cp\u003eBuild long-range, low-power wireless communication projects with the \u003cstrong\u003eRA-02 LoRa Module\u003c\/strong\u003e, a compact wireless transceiver module based on the Semtech SX1278 chipset. Designed for embedded systems and IoT applications, this module uses LoRa modulation to support robust wireless data communication between compatible devices.\u003c\/p\u003e\n\u003cp\u003eThe RA-02 is suitable for developers creating remote monitoring systems, sensor networks, telemetry applications, and wireless control projects.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSX1278-Based Design:\u003c\/strong\u003e Uses the SX1278 LoRa transceiver for wireless communication.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e433MHz Frequency Band:\u003c\/strong\u003e Commonly designed for operation in the 433MHz band; verify the specific module version and local radio regulations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLong-Range Communication:\u003c\/strong\u003e LoRa modulation can support long communication distances under suitable environmental and antenna conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow-Power Wireless Applications:\u003c\/strong\u003e Suitable for battery-powered sensor nodes and remote monitoring projects when designed for low-power operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSPI Interface:\u003c\/strong\u003e Communicates with compatible microcontrollers through an SPI interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Module:\u003c\/strong\u003e Suitable for embedded devices, custom PCBs, and electronics prototypes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct model\u003c\/td\u003e\n\u003ctd\u003eRA-02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless chipset\u003c\/td\u003e\n\u003ctd\u003eSemtech SX1278\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication technology\u003c\/td\u003e\n\u003ctd\u003eLoRa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical frequency band\u003c\/td\u003e\n\u003ctd\u003e433MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication interface\u003c\/td\u003e\n\u003ctd\u003eSPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply voltage\u003c\/td\u003e\n\u003ctd\u003eCommonly 3.3V; verify module datasheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrocontroller compatibility\u003c\/td\u003e\n\u003ctd\u003eArduino, ESP32, ESP8266 and other compatible controllers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna\u003c\/td\u003e\n\u003ctd\u003eCompatible external antenna required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eLong-range wireless data communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIoT sensor networks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemote environmental monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAgricultural monitoring systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWireless telemetry and data logging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmart automation and control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemote sensor nodes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRobotics and embedded system projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePoint-to-point wireless communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003cp\u003eThe RA-02 transmits and receives data using LoRa modulation. A compatible microcontroller communicates with the module through SPI and configures parameters such as frequency, spreading factor, bandwidth, and transmission power.\u003c\/p\u003e\n\u003cp\u003eTwo compatible LoRa devices can communicate when their radio settings match and their antennas and RF configurations are appropriate.\u003c\/p\u003e\n\u003ch3\u003eCompatibility \u0026amp; Usage Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eOperate the module at its specified supply voltage and logic levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse a suitable antenna for the operating frequency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify pin assignments before connecting the module to your development board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe RA-02 is a radio transceiver, not a Wi-Fi or Bluetooth module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication range depends on antenna placement, obstacles, interference, radio settings, and permitted transmission power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm applicable frequency allocation and transmission requirements before deployment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Elecsynergy?\u003c\/h3\u003e\n\u003cp\u003eElecsynergy offers electronic components, wireless modules, and development accessories for students, makers, engineers, and businesses building practical IoT and embedded systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder the RA-02 LoRa Module from Elecsynergy and start building your next long-range wireless communication project.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Elecsynergy","offers":[{"title":"Default Title","offer_id":67843659596145,"sku":null,"price":575.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/6579\/5185\/files\/sx1278_lora_module_2.jpg?v=1792500716","url":"https:\/\/elecsynergy.in\/products\/ra-02-lora-sx1278-433mhz-module","provider":"Elecsynergy","version":"1.0","type":"link"}