{"product_id":"rhkrkqn-b31n1842-laptop-battery-for-asus-vivobook","title":"RHKRKQN B31N1842 Laptop Battery for ASUS VivoBook","description":"\u003cp\u003e\u003cstrong\u003eRHKRKQN B31N1842 is a brand-new 11.52V, 42Wh Li‑ion replacement battery engineered to restore runtime for compatible ASUS VivoBook S15 and related models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your ASUS VivoBook is showing short runtimes, unexpected shutdowns, or won’t hold charge, this RHKRKQN B31N1842 replacement is designed as a drop‑in compatible battery to bring back mobile productivity. It uses Grade A cells, ships with basic installation tools and instructions, and is sized to match the original B31N1842 form factor so you can swap batteries yourself or with technician help.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I know this battery fits my laptop?\u003c\/h3\u003e\n\u003cp\u003eConfirm compatibility by comparing your existing battery label and model number with B31N1842 and the supported model list. Also check the shape, connector position, and voltage printed on your original pack to ensure a correct match.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSupported series: ASUS VivoBook S15 X513, X531, K531, S531, V531, S5500, V5050 families.\u003c\/li\u003e\n  \u003cli\u003eModel name to match: B31N1842 (or compatible part 0B200-03440000).\u003c\/li\u003e\n  \u003cli\u003eVoltage: 11.52V and Capacity: ~42Wh \/ 3653mAh must match original specs.\u003c\/li\u003e\n  \u003cli\u003eOpen the back cover to visually verify shape and connector alignment before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance and safety features does this replacement offer?\u003c\/h3\u003e\n\u003cp\u003eThe RHKRKQN battery uses Grade A lithium‑ion cells for consistent capacity and lower self‑discharge compared with aged cells. It is produced under quality controls and carries CE\/UL safety certifications to reduce electrical and thermal risk when used correctly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated capacity: 42Wh \/ 3653mAh for typical all‑day light use restoration.\u003c\/li\u003e\n  \u003cli\u003eVoltage and pin layout match original ASUS B31N1842 to ensure proper charging behavior.\u003c\/li\u003e\n  \u003cli\u003eManufactured with CE, UL tested components for compliance with common safety standards.\u003c\/li\u003e\n  \u003cli\u003eShips with installation screwdrivers and an instruction sheet to assist safe replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I replace the battery safely and what should I watch for?\u003c\/h3\u003e\n\u003cp\u003ePower off your laptop, remove the charging cable, and ground yourself to prevent static discharge before opening the back panel. Follow the included instructions, keep screws organized, and avoid forcing connectors—if in doubt, seek professional installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePower down and remove all cables before disassembly.\u003c\/li\u003e\n  \u003cli\u003eUse the supplied screwdrivers and follow the instruction sheet step‑by‑step.\u003c\/li\u003e\n  \u003cli\u003eVerify the replacement battery model and connector orientation before powering on.\u003c\/li\u003e\n  \u003cli\u003eContact seller support within the return window if the battery doesn’t fit or function.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This replacement pack is intended for ASUS VivoBook owners and repair technicians who need a reliable, compatible battery swap to restore laptop runtime. It suits users of X513, X531, K531, S531, V531, S5500, and V5050 series machines whose original B31N1842 battery has worn out or become unreliable. If you prioritize matching specs, basic tools included for a DIY swap, and Grade A cell quality with CE\/UL compliance, this RHKRKQN battery is built as a cost‑effective alternative to OEM replacement packs. Before ordering, always verify your existing battery model and connector layout to avoid fitment issues.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this battery compatible with my ASUS VivoBook?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check that your original battery model is B31N1842 and voltage is 11.52V; compare shape and connector before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the battery come with installation tools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — one RHKRKQN battery, basic screwdrivers, and an instruction sheet are included.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"RHKRKQN","offers":[{"title":"Default Title","offer_id":48413507485853,"sku":"B0CTKQZFG2","price":52.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/rhk_rkqn-front-packaging.jpg?v=1781269823","url":"https:\/\/nexoltic.com\/products\/rhkrkqn-b31n1842-laptop-battery-for-asus-vivobook","provider":"Nexoltic","version":"1.0","type":"link"}