{"product_id":"bms-2s-round","title":"BMS 2S ROUND","description":"\u003cp\u003eThe HX-2S-A2 is a circular 2S BMS (Battery Management System) protection board for 2-cell series 18650 Li-ion packs (8.4V max). Provides overcharge, over-discharge, overcurrent, and short-circuit protection. Compact round form factor for cylindrical battery pack builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Not compatible with LiFePO4 batteries or high-current loads (e.g. hand drills, e-bikes, 775 motors, 1W LEDs). If the battery heats up during use, the pack is mismatched — discontinue use immediately.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePin Connections:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eB+\u003c\/strong\u003e — Battery positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB−\u003c\/strong\u003e — Battery negative\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMB\u003c\/strong\u003e — Mid-point between cell 1 and cell 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eP+\u003c\/strong\u003e — Charge\/discharge output positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eP−\u003c\/strong\u003e — Charge\/discharge output negative\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eModel: HX-2S-A2\u003c\/li\u003e\n\u003cli\u003eCell config: 2S (8.4V nominal)\u003c\/li\u003e\n\u003cli\u003eOvercharge detection: 4.25–4.35V ± 0.05V\u003c\/li\u003e\n\u003cli\u003eOver-discharge protection: 2.5–3.0V ± 0.05V\u003c\/li\u003e\n\u003cli\u003eMax working current: 5A\u003c\/li\u003e\n\u003cli\u003eQuiescent current: \u0026lt;10μA\u003c\/li\u003e\n\u003cli\u003eInternal resistance: \u0026lt;300mΩ\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Powered by INFINITY WORKS","offers":[{"title":"Default Title","offer_id":47371676581942,"sku":"TW73","price":59.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/9335\/5062\/files\/BMS_2S_ROUND.jpg?v=1787646104","url":"https:\/\/tecwizdom.com\/products\/bms-2s-round","provider":"Tecwizdom.com","version":"1.0","type":"link"}