{"product_id":"emax-blheli-series-30a-esc-with-oneshot-original","title":"Emax BLHeli Series 30A ESC with Oneshot (Original)","description":"\u003ch1\u003eEmax BLHeli Series 30A ESC with Oneshot (Original)\u003c\/h1\u003e\n\n\u003cp\u003eThe Emax BLHeli Series 30A ESC with Oneshot is a high-performance electronic speed controller designed for brushless DC motors in racing drones, FPV quadcopters, and high-speed aerial platforms. Professional drone pilots and FPV racing enthusiasts rely on this ESC for its ultra-responsive Oneshot protocol, which delivers 125Hz signal processing for lightning-fast motor response and reduced latency.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent Rating: 30A continuous\u003c\/li\u003e\n\u003cli\u003eFirmware: BLHeli (pre-flashed)\u003c\/li\u003e\n\u003cli\u003eProtocol: Oneshot 125 (compatible with standard PWM)\u003c\/li\u003e\n\u003cli\u003eBEC: No BEC (opto-isolated design)\u003c\/li\u003e\n\u003cli\u003eInput Voltage: 2S–4S LiPo (7.4V–14.8V)\u003c\/li\u003e\n\u003cli\u003eDimensions: 25mm x 12mm x 5mm (approximate)\u003c\/li\u003e\n\u003cli\u003eWeight: ~6g\u003c\/li\u003e\n\u003cli\u003eMounting: Direct solder pads for motor and battery wires\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible with\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eArduino (Nano, Uno, Mega) with BLHeliSuite or custom PWM\u003c\/li\u003e\n\u003cli\u003eESP32 and ESP8266 (via PWM or Oneshot library)\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi (via GPIO PWM or servo hat)\u003c\/li\u003e\n\u003cli\u003eSTM32-based flight controllers (F3, F4, F7 series)\u003c\/li\u003e\n\u003cli\u003eAny flight controller supporting Oneshot 125 or standard PWM\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat you can build with it\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFPV racing drone with 2205–2306 motors for 250mm–5-inch frames\u003c\/li\u003e\n\u003cli\u003eHigh-speed quadcopter for freestyle or cinewhoop builds\u003c\/li\u003e\n\u003cli\u003eCustom brushless motor test bench for motor and propeller testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuilt and Backed by Compoden\u003c\/h2\u003e\n\u003cp\u003eEvery Emax BLHeli 30A ESC you buy from Compoden comes with our AI build companion — delivered via QR, email, or WhatsApp — that helps you wire and program this ESC into a working drone project. With 10 years of experience supplying makers and institutions across India, we ensure you get genuine, original components. Pay your way: UPI, cards, or Cash on Delivery, anywhere in India.\u003c\/p\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is Oneshot 125 and why is it important for racing drones?\u003c\/summary\u003e\n\u003cp\u003eOneshot 125 is a communication protocol that reduces signal latency to 125Hz, compared to standard 50Hz PWM. This means the ESC responds to throttle changes much faster, giving you tighter control during high-speed maneuvers — critical for FPV racing and freestyle flying.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat payment options are available for Emax BLHeli 30A ESC?\u003c\/summary\u003e\n\u003cp\u003eYou can pay via UPI, credit\/debit cards, or Cash on Delivery (COD). All payment methods are available across India with no extra charges.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow long does delivery take and where do you ship?\u003c\/summary\u003e\n\u003cp\u003eWe ship Emax BLHeli 30A ESC across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Typical delivery takes 3–7 business days depending on your location. Orders are dispatched from our Bengaluru warehouse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cp\u003eReady to build your next FPV racer? Order your Emax BLHeli 30A ESC with Oneshot today — with COD and UPI available across India.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Emax BLHeli Series 30A ESC with Oneshot (Original)\",\n  \"description\": \"High-performance 30A electronic speed controller with BLHeli firmware and Oneshot 125 protocol for racing drones and FPV quadcopters.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Emax\"\n  },\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"price\": \"1749.00\",\n    \"priceCurrency\": \"INR\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"url\": \"https:\/\/compoden.in\/products\/emax-blheli-30a-esc-oneshot\"\n  },\n  \"author\": {\n    \"@type\": \"Organization\",\n    \"name\": \"Compoden\"\n  },\n  \"mainEntityOfPage\": {\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What is Oneshot 125 and why is it important for racing drones?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Oneshot 125 is a communication protocol that reduces signal latency to 125Hz, compared to standard 50Hz PWM. This means the ESC responds to throttle changes much faster, giving you tighter control during high-speed maneuvers — critical for FPV racing and freestyle flying.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What payment options are available for Emax BLHeli 30A ESC?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"You can pay via UPI, credit\/debit cards, or Cash on Delivery (COD). All payment methods are available across India with no extra charges.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"How long does delivery take and where do you ship?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"We ship Emax BLHeli 30A ESC across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Typical delivery takes 3–7 business days depending on your location. Orders are dispatched from our Bengaluru warehouse.\"\n        }\n      }\n    ]\n  }\n}\n\u003c\/script\u003e","brand":"Emax","offers":[{"title":"Default Title","offer_id":53492669972845,"sku":"CDN-2198","price":2274.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/emax-blheli-series-30a-esc-with-oneshot-original-3456269.jpg?v=1785259480","url":"https:\/\/compoden.com\/products\/emax-blheli-series-30a-esc-with-oneshot-original","provider":"Compoden","version":"1.0","type":"link"}