{"product_id":"52v-21ah","title":"52V 21Ah Lithium-Ion Battery Pack 50A BMS, 14S6P","description":"\u003cp\u003ePower your e-bike build with this premium \u003cstrong\u003e52V 21Ah lithium-ion battery pack\u003c\/strong\u003e, built with genuine LG MJ1 18650 cells in a 14S6P configuration. Delivering roughly 1,092Wh of capacity, this pack is engineered for reliable range and strong sustained power on both hub motor and mid-drive e-bike conversion builds.\u003c\/p\u003e\n\n\u003cp\u003eA high-quality 50A continuous BMS with separate charge and discharge ports keeps everything safe — over-charge, over-discharge, over-current, and short-circuit protection are all built in. The pack is wired with heavy-duty 10AWG output leads for minimal voltage drop under load.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlug Type:\u003c\/strong\u003e XT-90 Female\u003c\/p\u003e\n\n\u003ch3\u003eFull Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eLPY-P101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e52V (14S Li-ion configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Capacity\u003c\/td\u003e\n\u003ctd\u003e21Ah (min 20.4Ah)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWatt Hours\u003c\/td\u003e\n\u003ctd\u003e≈ 1,092Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Type\u003c\/td\u003e\n\u003ctd\u003eLG MJ1 18650 — 3.6V 3500mAh (Li-NiCoMn)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003e14S × 6P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Charge\u003c\/td\u003e\n\u003ctd\u003e58.8V CC\/CV (5A max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd-of-Charge Current\u003c\/td\u003e\n\u003ctd\u003e0.02C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge Time\u003c\/td\u003e\n\u003ctd\u003e≈ 7.5 hours (with 3A charger)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Continuous Discharge Current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-Current Protection\u003c\/td\u003e\n\u003ctd\u003e≈ 150A (± 23A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle Life\u003c\/td\u003e\n\u003ctd\u003e≥ 800 cycles (@ ≥ 80% capacity)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS Protection\u003c\/td\u003e\n\u003ctd\u003eOver-Charge, Over-Discharge, Over-Current, Short Circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS Type\u003c\/td\u003e\n\u003ctd\u003e14S 50A, separate charge \/ discharge ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-Charge Protection (Cell)\u003c\/td\u003e\n\u003ctd\u003e4.25V ± 25mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-Charge Protection (Pack)\u003c\/td\u003e\n\u003ctd\u003e59.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-Discharge Protection (Cell)\u003c\/td\u003e\n\u003ctd\u003e2.7V ± 80mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-Discharge Protection (Pack)\u003c\/td\u003e\n\u003ctd\u003e37.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort Circuit Protection\u003c\/td\u003e\n\u003ctd\u003eYes, auto-resumable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Wiring\u003c\/td\u003e\n\u003ctd\u003e10AWG leads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e365 × 85 × 240 mm (14.4 × 3.3 × 9.4 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e≈ 6.0 kg (13.2 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003eCharge: 0–45°C \/ Discharge: −10–60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e1 month: −20–45°C \/ 3 months: −20–45°C \/ 1 year: −20–20°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSafety \u0026amp; Handling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse only Li-ion 58.8V CC\/CV chargers (supplied)\u003c\/li\u003e\n\u003cli\u003eDo not short, reverse polarity, or charge below 0°C\u003c\/li\u003e\n\u003cli\u003eStore cool and dry at ≈ 50% state of charge if unused for more than 3 months\u003c\/li\u003e\n\u003cli\u003eAvoid water immersion and direct heat sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBattery Care \u0026amp; Charging\u003c\/h3\u003e\n\u003cp\u003eStore the battery in a clean, dry, ventilated, dark environment. When not in use, keep it at half charge and recharge every 3 to 6 months.\u003c\/p\u003e\n\u003cp\u003eDuring charging, the charger's indicator light shows red; once fully charged, it turns green.\u003c\/p\u003e\n\u003cp\u003eTo prolong battery life, recharge before it's completely dead, and after every 30 charges, allow a full discharge before recharging.\u003c\/p\u003e\n\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e12-month warranty\u003c\/li\u003e\n\u003cli\u003eProduct quality guaranteed by PAIC insurance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Battery","offers":[{"title":"Default Title","offer_id":48776825831669,"sku":null,"price":639.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/1582\/9749\/files\/Capture_024175aa-adaf-45b4-a375-9d79dd8bdb6d.png?v=1789093090","url":"https:\/\/goldenmotor.bike\/products\/52v-21ah","provider":"Golden Motor","version":"1.0","type":"link"}