{"product_id":"ai-thinker-lora-series-ra-02-spread-spectrum-wireless-module","title":"Ai Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module","description":"\u003cmeta name=\"description\" content=\"Buy Ai Thinker LoRa Series Ra02 Spread Spectrum Wireless Module online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003eAi Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module\u003c\/h1\u003e\n\u003cp\u003eAchieve ultra-long-range wireless communication with the Ai Thinker Ra-02 LoRa module. Based on the Semtech SX1278 chipset and operating at 433MHz, this spread spectrum module delivers exceptional range (up to 10km line-of-sight), high sensitivity (-148dBm), and ultra-low power consumption - ideal for IoT, remote sensing, smart agriculture, and mesh networking applications. Available at The Tech Depot, Bengaluru with fast shipping and full technical support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule\u003c\/td\u003e\n\u003ctd\u003eAi Thinker Ra-02 LoRa Wireless Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChipset\u003c\/td\u003e\n\u003ctd\u003eSemtech SX1278\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation\u003c\/td\u003e\n\u003ctd\u003eLoRa \/ FSK \/ GFSK \/ OOK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Frequency\u003c\/td\u003e\n\u003ctd\u003e410-525 MHz (Default: 433 MHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpread Spectrum\u003c\/td\u003e\n\u003ctd\u003eLoRa CSS (Chirp Spread Spectrum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Range\u003c\/td\u003e\n\u003ctd\u003eUp to 10 km (line-of-sight, open area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceiver Sensitivity\u003c\/td\u003e\n\u003ctd\u003e-148 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum TX Power\u003c\/td\u003e\n\u003ctd\u003e+18 dBm (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003eLoRa: 0.3-37.5 kbps \/ FSK: up to 300 kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSPI (MOSI, MISO, SCK, NSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e1.8V-3.7V (typical 3.3V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSleep Current\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1 uA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmit Current\u003c\/td\u003e\n\u003ctd\u003e~120 mA @ +18 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceive Current\u003c\/td\u003e\n\u003ctd\u003e~12 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna Interface\u003c\/td\u003e\n\u003ctd\u003eIPEX \/ U.FL connector (external antenna required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Dimensions\u003c\/td\u003e\n\u003ctd\u003e17 mm x 16 mm (SMD package with castellated pads)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degreesC to +85 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Pitch\u003c\/td\u003e\n\u003ctd\u003e1.5 mm (16-pin SMD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eArduino, ESP32, STM32, Raspberry Pi (via SPI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eLoRa Wireless Communication Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal Ai Thinker \/ Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemtech SX1278 LoRa Chipset:\u003c\/strong\u003e Industry-standard spread spectrum technology providing robust, interference-resistant communication over extreme distances.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 10 km Range:\u003c\/strong\u003e Exceptional line-of-sight range with LoRa modulation, far exceeding traditional RF modules like nRF24L01 or HC-12.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-High Sensitivity (-148 dBm):\u003c\/strong\u003e Reliably receives weak signals, enabling communication through obstacles, dense urban environments, and challenging terrain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low Power Consumption:\u003c\/strong\u003e Sleep current below 1 uA makes it perfect for battery-powered and solar-powered remote deployments lasting months or years.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Modulation Modes:\u003c\/strong\u003e Supports LoRa, FSK, GFSK, and OOK modulation for flexible integration with various communication protocols.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard SPI Interface:\u003c\/strong\u003e Easy connection to any microcontroller - Arduino, ESP32, STM32, Raspberry Pi, and more using standard SPI pins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact SMD Form Factor:\u003c\/strong\u003e Tiny 17x16mm footprint with castellated pads for direct PCB soldering or use with breakout boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Voltage Range (1.8V-3.7V):\u003c\/strong\u003e Operates directly from single-cell LiPo batteries or standard 3.3V regulators without level shifting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Temperature Range:\u003c\/strong\u003e Rated from -40 degreesC to +85 degreesC for reliable operation in harsh outdoor and industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIPEX Antenna Connector:\u003c\/strong\u003e External antenna connection allows use of optimized 433MHz antennas for maximum range and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Ai Thinker Ra-02?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e100% authentic Ai Thinker module sourced from authorized distributors - genuine SX1278 chipset guaranteed\u003c\/li\u003e\n\u003cli\u003eProven LoRa technology trusted worldwide for IoT, smart city, and industrial wireless applications\u003c\/li\u003e\n\u003cli\u003eExtensive community support with Arduino libraries (RadioLib, LoRa by Sandeep Mistry) and example code readily available\u003c\/li\u003e\n\u003cli\u003e1-5 day shipping, 7-8 day delivery across India from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003eExpert technical support to help you with wiring, library setup, and range optimization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy Ai Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eAi Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eAi Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eAi Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module\u003c\/strong\u003e at the best price in India? The Tech Depot offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48746565042433,"sku":"TTD-17909","price":996.93,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/6785dd4e012994aced592003b96a5839.jpg?v=1778107715","url":"https:\/\/techdepot.in\/products\/ai-thinker-lora-series-ra-02-spread-spectrum-wireless-module","provider":"Tech Depot India","version":"1.0","type":"link"}