{"product_id":"quanum-40a-multi-copter-brushless-speed-controller-programmable-esc-with-5v-3a-bec-original","title":"Quanum 40A Multi-Copter Brushless Speed Controller Programmable ESC with 5V\/3A BEC (Original)","description":"\u003cmeta name=\"description\" content=\"Buy Quanum 40A Multi-Copter Brushless Speed Controller Programmable ESC with 5V\/3A BEC (Original) 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\n\u003ch1\u003eQuanum 40A Multi-Copter Brushless Speed Controller Programmable ESC with 5V\/3A BEC (Original)\u003c\/h1\u003e\n\n\u003cp\u003eThe Quanum 40A Brushless Speed Controller is a programmable Electronic Speed Controller (ESC) specifically engineered for multi-rotor drone platforms, quadcopters, and hexacopters requiring reliable motor commutation and power management. Professional drone operators and hobbyist builders rely on this ESC to deliver precise throttle control, smooth acceleration curves, and consistent performance across varying load conditions. This controller solves critical challenges in drone stability and responsiveness by providing real-time motor speed regulation with integrated 5V\/3A Battery Elimination Circuit (BEC) for onboard electronics powering.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Quanum 40A ESC operates on advanced Field-Oriented Control (FOC) and Sinusoidal PWM commutation principles, enabling smooth brushless motor operation with minimal cogging and vibration. The controller accepts 3-6S LiPo battery inputs (11.1V to 22.2V nominal) and delivers continuous 40 Ampere output with 60 Ampere burst capacity, making it suitable for mid-range multi-copter configurations weighing 2-4 kg. The integrated 5V\/3A BEC eliminates the need for separate power distribution modules, directly powering flight controllers, receivers, and sensor payloads. Firmware is fully programmable via onboard programming card, allowing customization of startup behavior, rotation direction, braking intensity, and throttle response curves without external software requirements.\u003c\/p\u003e\n\n\u003cp\u003eThis original Quanum variant incorporates temperature monitoring with automatic throttle cut-off protection, low-voltage battery cutoff (LVC) to prevent over-discharge damage, and under-voltage warning signals. The compact 45x25x12mm form factor with XT60 connector compatibility ensures seamless integration into standard drone frames. Quanum's reputation in the FPV racing and commercial drone communities stems from consistent quality control and reliable performance across thousands of flight hours in demanding applications from aerial photography to precision agriculture monitoring.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eProgrammable Brushless Electronic Speed Controller (ESC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eQuanum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e40A Multi-Copter ESC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current Rating\u003c\/td\u003e\n\u003ctd\u003e40 Amperes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurst Current Rating\u003c\/td\u003e\n\u003ctd\u003e60 Amperes (10 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e3-6S LiPo (11.1V - 22.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBEC Output\u003c\/td\u003e\n\u003ctd\u003e5V \/ 3A regulated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommutation Type\u003c\/td\u003e\n\u003ctd\u003eSinusoidal PWM with FOC support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgrammability\u003c\/td\u003e\n\u003ctd\u003eVia onboard programming card (no software required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e45 x 25 x 12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 20 grams\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eXT60 (battery), 3-pin bullet (motor), servo connector (signal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e40 Ampere continuous current handling with 60A burst capacity enables reliable operation on 2-4kg multi-rotor platforms without thermal throttling\u003c\/li\u003e\n\u003cli\u003eIntegrated 5V\/3A BEC eliminates separate power modules, reducing wiring complexity and improving power distribution efficiency for flight controllers and receiver systems\u003c\/li\u003e\n\u003cli\u003eProgrammable firmware via onboard card allows customization of startup behavior, throttle response curves, rotation direction, and braking intensity without computer dependency\u003c\/li\u003e\n\u003cli\u003eTemperature monitoring with automatic thermal cut-off protection prevents ESC damage during high-load operations or inadequate cooling conditions\u003c\/li\u003e\n\u003cli\u003eLow-voltage cutoff (LVC) and under-voltage warning protect LiPo batteries from over-discharge damage and extend battery lifespan\u003c\/li\u003e\n\u003cli\u003eSinusoidal PWM commutation delivers smooth motor acceleration with minimal vibration, critical for stable video transmission in FPV applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eQuadcopter and hexacopter platforms for aerial photography and videography requiring smooth throttle control and stable power delivery to brushless motors\u003c\/li\u003e\n\u003cli\u003eFPV racing drones where responsive acceleration and minimal vibration are essential for competitive performance and video quality\u003c\/li\u003e\n\u003cli\u003eCommercial drone operations including precision agriculture, infrastructure inspection, and surveying applications requiring reliable multi-hour flight operations\u003c\/li\u003e\n\u003cli\u003eDIY drone builders and hobbyists constructing custom multi-rotor platforms who need programmable ESC solutions with integrated power distribution\u003c\/li\u003e\n\u003cli\u003eEducational robotics programs teaching drone dynamics, motor control systems, and autonomous flight mechanics through hands-on platform development\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\n\u003cp\u003eInstallation begins by identifying the three motor phases (typically labeled A, B, C or colored red, black, white) and connecting them to the ESC motor output terminals. The signal wire connects to your flight controller's ESC output pin, while the XT60 connector attaches to your LiPo battery. The integrated BEC automatically provides 5V power to your flight controller and receiver without requiring a separate power module. Before first flight, you must calibrate the ESC throttle range by connecting the battery with the throttle stick at maximum, then reducing to minimum position while powered on. This calibration ensures the ESC correctly interprets your transmitter's throttle commands across the full range.\u003c\/p\u003e\n\n\u003cp\u003eProgramming customizations are performed using the included programming card by inserting it into the ESC's programming port and following the beep sequences to navigate menu options. You can adjust startup power (soft start to prevent motor jerking), rotation direction reversal, braking intensity (useful for acrobatic flying), and throttle response curves. For temperature-sensitive applications, configure the thermal cut-off threshold and enable low-voltage warning beeps at your preferred battery voltage threshold. Always test the motor spin direction on the ground before flight, ensuring all three motors rotate in their intended directions for stable flight control.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between this 40A ESC and higher rated 50A or 60A controllers?\u003c\/summary\u003e\n\u003cp\u003eThe 40A rating indicates continuous current capacity, making this ESC optimal for multi-rotor platforms weighing 2-4kg with moderate motor KV ratings (400-900 KV). Higher rated ESCs (50A, 60A) are designed for heavier platforms or higher-KV motors requiring greater current draw. Selecting the correct rating prevents unnecessary weight and cost while ensuring adequate power headroom for your specific platform.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I use this ESC with different battery cell counts (3S, 4S, 5S, 6S)?\u003c\/summary\u003e\n\u003cp\u003eYes, the Quanum 40A ESC supports 3-6S LiPo batteries (11.1V to 22.2V nominal). The internal voltage regulator automatically adjusts to your battery configuration. However, verify your motors are rated for your chosen voltage, as motor KV and battery voltage directly determine maximum RPM. A 900KV motor on 6S will spin significantly faster than on 3S, affecting thrust and current draw.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat does the 5V\/3A BEC output power, and is it sufficient for my flight controller?\u003c\/summary\u003e\n\u003cp\u003eThe 5V\/3A BEC powers your flight controller, receiver, and auxiliary sensors like GPS modules or telemetry units. Most modern flight controllers consume 500mA-1A, leaving 2-2.5A for receiver and sensors. If your total payload exceeds 3A at 5V, you'll need an external power distribution board. Always calculate your total 5V current draw before flight to prevent BEC overload and potential in-flight power loss.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow do I program the ESC without a computer or software?\u003c\/summary\u003e\n\u003cp\u003eThe Quanum 40A includes an onboard programming card that plugs into the ESC's programming port. You navigate menus using beep sequences: insert the card, power the ESC via battery, and listen to beep patterns indicating menu options. Press the card button to select options and advance through menus. This mechanical programming method requires no software installation, making it ideal for field adjustments and quick parameter changes during testing.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat happens if my ESC reaches maximum temperature during flight?\u003c\/summary\u003e\n\u003cp\u003eThe ESC includes thermal monitoring that reduces throttle output when temperature exceeds safe limits, preventing complete power loss. However, sustained high temperatures indicate inadequate cooling or excessive current draw. Ensure proper airflow around the ESC, verify your motor selection isn't drawing excessive current for your platform weight, and consider adding an aluminum heatsink if operating in high-ambient-temperature environments.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Tech Depot\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Quanum 40A Multi-Copter Brushless Speed Controller Programmable ESC with 5V\/3A BEC (Original) Online in India\u003c\/h2\u003e\n\n\u003cp\u003ePurchase the \u003cstrong\u003eQuanum 40A Multi-Copter Brushless Speed Controller Programmable ESC with 5V\/3A BEC (Original)\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmed\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48741362434305,"sku":"TTD-4495","price":1476.58,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/a7b84a2603c28f3825c20d5093aea7a2.jpg?v=1778024209","url":"https:\/\/techdepot.in\/products\/quanum-40a-multi-copter-brushless-speed-controller-programmable-esc-with-5v-3a-bec-original","provider":"Tech Depot India","version":"1.0","type":"link"}