{"product_id":"3-2v-12000mah-32700-lifepo4-1s2p-battery-pack-built-in-bms-with-lead-wires-66x72mm","title":"3.2V 12000mAh 32700 LiFePO4 1S2P Battery Pack - Built-in BMS with Lead Wires (66x72mm)","description":"\u003ch2\u003e Important Notice: Wiring \u0026amp; Dimensions\u003c\/h2\u003e\n\u003cp\u003eThis product is a \u003cstrong\u003e32700 1S2P (2 cells in parallel)\u003c\/strong\u003e LiFePO4 battery pack. It comes with a built-in BMS protection board and pre-soldered red and black lead wires.\u003cbr\u003e\u003cstrong\u003eKey Note:\u003c\/strong\u003e The wire ends come \u003cstrong\u003ewithout connectors\u003c\/strong\u003e. Red is Positive (+), Black is Negative (-). You will need to solder or crimp your own terminals based on your device's requirements.\u003cbr\u003e\u003cstrong\u003ePhysical Dimensions:\u003c\/strong\u003e 66mm (Width) × 72mm (Height). (Height includes the protection board, which is approx. 2mm taller than standard cells. Please verify your device compartment space before purchasing).\u003c\/p\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003e3.2V 12Ah Massive Capacity, Safe Plug-in Power\u003cbr\u003eThis 3.2V 12000mAh LiFePO4 parallel battery pack combines two high-quality 32700 Grade A cells (1S2P). It comes standard with a built-in BMS to prevent overcharge, over-discharge, overcurrent, and short circuits, ensuring safety and longevity. With a stable 3.2V output and a massive 12Ah capacity, it is ideal for DIY devices requiring high capacity at low voltage, such as solar street lights, outdoor power stations, and custom high-power lighting.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive 12Ah True Capacity:\u003c\/strong\u003e Two premium 6000mAh cells are combined in parallel to deliver a true 12000mAh capacity (38.4Wh), ensuring extended runtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in BMS Protection:\u003c\/strong\u003e Integrated with a safety BMS board to prevent battery damage and hazards caused by overcharging, over-discharging, and short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady-to-Use Wires:\u003c\/strong\u003e Pre-soldered red and black power wires are attached. No need to spot-weld the cells yourself; simply connect the wires to your device (please attach your own connector).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Parallel Design:\u003c\/strong\u003e With dimensions of 66mm (W) x 72mm (H), it is easy to fit into various DIY device battery compartments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Long LiFePO4 Lifecycle:\u003c\/strong\u003e Built with stable LiFePO4 chemistry, offering significantly longer cycle life and superior cost-effectiveness compared to traditional lithium cells.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDetailed Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 32700 LiFePO4 (1S2P Parallel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 12000mAh (12Ah)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy:\u003c\/strong\u003e 38.4Wh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Board:\u003c\/strong\u003e Built-in (Overcharge\/Overdischarge\/Overcurrent\/Short Circuit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Dimensions:\u003c\/strong\u003e Width 66mm × Height 72mm × Depth 32mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Type:\u003c\/strong\u003e Red \u0026amp; Black dual leads (Red Positive, Black Negative, no connector)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e Discharge -20℃ ~ 60℃; Charge 0℃ ~ 60℃\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 290g ± 5g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Length:\u003c\/strong\u003e Approx. 10cm - 15cm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSolar storage street lights, garden lightings, and outdoor security monitoring power.\u003c\/li\u003e\n\u003cli\u003eDIY power packs, high-power Bluetooth speakers, and portable power stations.\u003c\/li\u003e\n\u003cli\u003eHigh-intensity flashlights (compatible with multi-cell parallel devices).\u003c\/li\u003e\n\u003cli\u003eCustom smart hardware requiring 3.2V high-capacity power supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why doesn't the battery come with a connector?\u003c\/strong\u003e\u003cbr\u003eA: For maximum DIY freedom. Connectors (such as SM, JST, DC barrels) vary significantly by device. By providing bare wires, you can match the exact connector needed for your specific project, avoiding mismatched terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What happens if I connect the red and black wires reversed?\u003c\/strong\u003e\u003cbr\u003eA: The BMS has reverse-polarity protection, but forcing a connection with reversed wires may still damage the board. Please strictly follow: \u003cstrong\u003eRed wire to the device's positive (+), Black wire to the device's negative (-).\u003c\/strong\u003e\u003c\/p\u003e","brand":"OneAndes","offers":[{"title":"Default Title","offer_id":51473423859958,"sku":"OAS1256","price":22.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/32700-3-2v-12000mah-battery-pack-with-bms-main.webp?v=1786954700","url":"https:\/\/oneandes.com\/products\/3-2v-12000mah-32700-lifepo4-1s2p-battery-pack-built-in-bms-with-lead-wires-66x72mm","provider":"OneAndes","version":"1.0","type":"link"}