{"product_id":"daly-smart-bms-4s-8s-16s-300a-400a-500a-with-bluetooth-lifepo4-battery-protection-board-for-golf-cart-forklift-marine","title":"Daly Smart BMS 4S 8S 16S 300A 400A 500A with Bluetooth LiFePO4 Battery Protection Board for Golf Cart, Forklift, Marine","description":"\u003ch2\u003eDaly Heavy-Duty Smart BMS | 300A 400A 500A High-Current Powerhouse\u003c\/h2\u003e\n\u003cp\u003eStop letting weak protection boards bottleneck your high-power electric drivetrains. The \u003cstrong\u003eDaly Heavy-Duty Smart BMS Series (300A \/ 400A \/ 500A)\u003c\/strong\u003e is built specifically for high-torque electric propulsion, massive winches, and industrial lithium conversions. Running on a standard \u003cstrong\u003eUART \u0026amp; Bluetooth\u003c\/strong\u003e setup, it bypasses complicated inverter protocols to deliver raw, continuous, and unrelenting current right when your motor demands it most.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-2_04.jpg?v=1780906318\" alt=\"\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e🔥 Why Serious Builders Choose the Daly 300A-500A BMS\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNever Trips on Sudden Loads (No Interruption):\u003c\/strong\u003e Tired of cheap boards shutting down the moment you hit the gas or start the winch? Built with heavy-duty internal copper and automotive-grade chips, this beast can withstand sudden, brief power spikes up to \u003cstrong\u003e750A\u003c\/strong\u003e. It keeps your power flowing smoothly, even when your motor is working its hardest.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Fan Cooling (No Overheating):\u003c\/strong\u003e High current means high heat, and heat kills electronics. That’s why our 300A, 400A, and 500A models come packed inside a thick aluminum cooling shell with a built-in smart fan. The fan automatically kicks in only when things get hot, blowing away the heat to protect your expensive battery pack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstant Phone Monitoring (No Guesswork): \u003c\/strong\u003eJust open the free Smart BMS App via Bluetooth on your phone. You can instantly see your battery percentage, real-time temperature, individual cell health, and how much power you are drawing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP66 Waterproof Rating (100% Waterproof):\u003c\/strong\u003e Whether you are driving through deep mud on an off-road trail, working in a dusty warehouse on a forklift, or sailing out at sea, this BMS is ready. It is fully sealed with specialized thermal silicone to resist harsh vibrations, heavy dust, mud, and salty water mist.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-1_06.jpg?v=1780906366\" alt=\"\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e📊Technical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #1a1a1a; color: #ffffff;\"\u003e\n\u003cth style=\"border: 1px solid #dddddd; padding: 12px; text-align: left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #dddddd; padding: 12px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e\u003cstrong\u003eSupported Battery Chemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003eLiFePO4 (Lithium Iron Phosphate) 3.2V Cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e\u003cstrong\u003eCurrent Options (Continuous)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e\n\u003cstrong\u003e300A \/ 400A \/ 500A\u003c\/strong\u003e Constant Discharge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e\u003cstrong\u003eBattery Series No.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e4S\/ 8S\/ 16S \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e\u003cstrong\u003eCommunication Methods\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003eBluetooth Module (App) + UART Port (PC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e\u003cstrong\u003eActive Cooling \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003eIntegrated with FAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e\u003cstrong\u003ePassive Balancing Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dddddd; padding: 10px;\"\u003e100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-1_05.jpg?v=1780906389\" alt=\"\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e🎯 Dominate These Heavy-Duty Applications\u003c\/h3\u003e\n\u003cp\u003eIf your project involves raw mechanical work and zero-compromise power delivery, this is your flagship board:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Commercial Fleet Upgrades:\u003c\/strong\u003e Drop-in lithium conversions for 48V electric forklifts, airport luggage tugs, warehouse stock pickers, and agricultural utility vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Torque Off-Road Winches:\u003c\/strong\u003e Ensures continuous, uninterrupted power to heavy-duty front-bumper recovery winches when pulling trucks or overland rigs out of deep mud pits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Output Marine Propulsion:\u003c\/strong\u003e Powering heavy electric outboards, commercial fishing boat thrusters, and large off-grid house battery banks on catamarans.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-2_06.jpg?v=1780906440\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-2_07.jpg?v=1780906442\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-2_08.jpg?v=1780906440\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-2_09.jpg?v=1780906447\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-3_04.jpg?v=1780906440\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/S_-3_10.jpg?v=1780906433\" alt=\"\"\u003e\u003c\/p\u003e","brand":"AmpBird","offers":[{"title":"4S12V \/ 300A","offer_id":45090704982113,"sku":"TL4S300A-BT","price":145.8,"currency_code":"USD","in_stock":true},{"title":"4S12V \/ 400A","offer_id":45090705014881,"sku":"TL4S400A-BT","price":172.5,"currency_code":"USD","in_stock":true},{"title":"4S12V \/ 500A","offer_id":45090705047649,"sku":"TL4S500A-BT","price":192.6,"currency_code":"USD","in_stock":true},{"title":"8S24V \/ 300A","offer_id":45090705080417,"sku":"TL8S300A-BT","price":149.9,"currency_code":"USD","in_stock":true},{"title":"8S24V \/ 400A","offer_id":45090705113185,"sku":"TL8S400A-BT","price":182.6,"currency_code":"USD","in_stock":true},{"title":"8S24V \/ 500A","offer_id":45090705145953,"sku":"TL8S500A-BT","price":198.4,"currency_code":"USD","in_stock":true},{"title":"16S48V \/ 300A","offer_id":45090705178721,"sku":"TL16S300A-BT","price":156.2,"currency_code":"USD","in_stock":true},{"title":"16S48V \/ 400A","offer_id":45090705211489,"sku":"TL16S400A-BT","price":184.8,"currency_code":"USD","in_stock":true},{"title":"16S48V \/ 500A","offer_id":45090705244257,"sku":"TL16S500A-BT","price":204.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/9439\/0881\/files\/ChatGPT_Image_2026_6_8_16_44_35.png?v=1780908335","url":"https:\/\/www.ampbird.com\/products\/daly-smart-bms-4s-8s-16s-300a-400a-500a-with-bluetooth-lifepo4-battery-protection-board-for-golf-cart-forklift-marine","provider":"AmpBird","version":"1.0","type":"link"}