{"product_id":"genuine-xsbt420-vacuum-battery-replacement-ws642ae-parts-lithium-ion-for-ws640ae-ws640","title":"Genuine XSBT420 Vacuum Battery Replacement WS642AE Parts Lithium ion for WS640AE WS640","description":"\u003c!-- ============================================================ --\u003e\n\u003cdiv style=\"color: #1e293b; line-height: 1.7;\"\u003e\n\u003ch2 style=\"font-weight: 800; line-height: 1.3; margin: 0 0 8px; color: #0f172a;\"\u003eGenuine XSBT420 Battery for Shark WS640 WS642 WV401 WV410 QV410 — 14.4V 1900mAh\u003c\/h2\u003e\n\u003cp style=\"color: #475569; margin: 0 0 16px;\"\u003eGenuine XSBT420 replacement lithium-ion battery for Shark cordless stick vacuums. 14.4V, 1900mAh, 27.36Wh. ~17 minutes runtime. Fits WS640, WS642, WV401, WV403BR, WV410, QV410, and WV400J series. New bulk packaged with tracking. 12-month warranty.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px;\"\u003e\n\u003cspan style=\"display: inline-block; background: #f59e0b; color: #1e293b; font-weight: bold; padding: 4px 12px; border-radius: 20px; border: 1px solid #f59e0b;\"\u003e14.4V \/ 1900mAh\u003c\/span\u003e \u003cspan style=\"display: inline-block; background: #f1f5f9; color: #475569; padding: 4px 12px; border-radius: 20px; font-weight: 500; border: 1px solid #e2e8f0;\"\u003e~17 Min Runtime\u003c\/span\u003e \u003cspan style=\"display: inline-block; background: #f1f5f9; color: #475569; padding: 4px 12px; border-radius: 20px; font-weight: 500; border: 1px solid #e2e8f0;\"\u003e15+ Shark Models\u003c\/span\u003e \u003cspan style=\"display: inline-block; background: #f1f5f9; color: #475569; padding: 4px 12px; border-radius: 20px; font-weight: 500; border: 1px solid #e2e8f0;\"\u003e12-Month Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- ── PRODUCT OVERVIEW ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"color: #475569; margin: 0 0 12px;\"\u003eThis \u003cstrong style=\"color: #1e293b;\"\u003egenuine XSBT420 replacement battery\u003c\/strong\u003e restores full cordless runtime to your Shark WANDVAC or cordless stick vacuum. Delivering \u003cstrong style=\"color: #1e293b;\"\u003e14.4V\u003c\/strong\u003e with a \u003cstrong style=\"color: #1e293b;\"\u003e1900mAh (27.36Wh)\u003c\/strong\u003e 4-cell lithium-ion pack, it provides approximately \u003cstrong style=\"color: #1e293b;\"\u003e17 minutes of continuous suction\u003c\/strong\u003e — matching Shark's official specification for the WS640 and WS642 series.\u003c\/p\u003e\n\u003cp style=\"color: #475569; margin: 0 0 12px;\"\u003eFits \u003cstrong style=\"color: #1e293b;\"\u003e15+ Shark cordless vacuum models\u003c\/strong\u003e: \u003cstrong style=\"color: #1e293b;\"\u003eWS640, WS640AE, WS640BL, WS642, WS642AE, WV401, WV403BR, WV410, QV410, WV400J, WV405J, WV406J, WV415J, WV416J, and WV310JMV\u003c\/strong\u003e. Installation takes seconds: press the two release tabs on the battery cap, slide out the old battery, slide in the new XSBT420 until it clicks.\u003c\/p\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eRecharges in approximately \u003cstrong style=\"color: #1e293b;\"\u003e3.5 hours\u003c\/strong\u003e on the Shark charging dock (XDCKW5640AE or XDCKW5642AE). Rated for ~600 charge cycles. New bulk packaged, ships with tracking. Covered by a \u003cstrong style=\"color: #1e293b;\"\u003e12-month warranty\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ── COMPATIBLE MODELS ── --\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eCompatible Shark Cordless Vacuum Models\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 16px 0;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"background: #f1f5f9; text-align: left; padding: 10px 14px; font-weight: bold; text-transform: uppercase; letter-spacing: .03em; color: #1e293b; border-bottom: 2px solid #e2e8f0;\"\u003eSeries\u003c\/th\u003e\n\u003cth style=\"background: #f1f5f9; text-align: left; padding: 10px 14px; font-weight: bold; text-transform: uppercase; letter-spacing: .03em; color: #1e293b; border-bottom: 2px solid #e2e8f0;\"\u003eModels Covered\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eWS Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eWS640, WS640AE, WS640BL, WS642, WS642AE, WS642AEQBL, WS642AEQCP, WS642AEQGN, WS642AEQSL, WS642AEQPL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eWV Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eWV401, WV401BL, WV401PK, WV403BR, WV410BL, WV410GN, WV410PR, WV410TL, WV410CO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eQV Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eQV410QBK, QV410QBL, QV410QCP, QV410QGY, QV410QPL, QV410QMG, QV410QGR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #1e293b;\"\u003e\u003cstrong\u003eWV400J Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; color: #475569;\"\u003eWV400J, WV405J, WV406J, WV415J, WV416J, WV310JMV\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\/0726\/8646\/9298\/files\/400_3bfc4d34-5f35-4050-818a-d18ffb72d4d7.png?v=1786236536\" alt=\"XSBT420 Vacuum Battery Replacement WS642AE Parts Lithium ion for WS640AE WS640\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ── SPECS ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 16px 0;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"background: #f1f5f9; text-align: left; padding: 10px 14px; font-weight: bold; text-transform: uppercase; letter-spacing: .03em; color: #1e293b; border-bottom: 2px solid #e2e8f0;\"\u003eSpec\u003c\/th\u003e\n\u003cth style=\"background: #f1f5f9; text-align: left; padding: 10px 14px; font-weight: bold; text-transform: uppercase; letter-spacing: .03em; color: #1e293b; border-bottom: 2px solid #e2e8f0;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eBattery Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eXSBT420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eLithium-Ion (Li-Ion) — 4-cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e14.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e1900mAh \/ 27.36Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eGray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eNew — Bulk packaged, ships with tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eRuntime\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e~17 minutes continuous suction (Shark official spec)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eCharge Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e~3.5 hours (Shark dock XDCKW5640AE \/ XDCKW5642AE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #1e293b;\"\u003e\u003cstrong\u003eCycle Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; color: #475569;\"\u003e~600 charge\/discharge cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- ══════ V3: FAQ-HEAVY — 8 ITEMS ══════ --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How long does the XSBT420 battery last on a single charge?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003eApproximately 17 minutes\u003c\/strong\u003e of continuous suction at full charge — matching Shark's official specification for the WS640\/WS642 WANDVAC series. Actual runtime varies: bare floors achieve closer to the full 17 minutes, high-pile carpet drains faster, and Boost\/max mode shortens runtime. The battery ships with about 30% charge — \u003cstrong style=\"color: #1e293b;\"\u003echarge fully (3.5 hours) before first use\u003c\/strong\u003e. For best calibration, fully charge and discharge the new battery 3-5 times during the first week.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: Why is my Shark vacuum battery not charging?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: Try these steps in order. \u003cstrong style=\"color: #1e293b;\"\u003e1:\u003c\/strong\u003e Clean the metal charging contacts on both the vacuum and the dock with a dry microfiber cloth — debris blocks the connection. \u003cstrong style=\"color: #1e293b;\"\u003e2:\u003c\/strong\u003e Ensure the vacuum is properly aligned on the dock — when docked correctly, the charging lights blink. \u003cstrong style=\"color: #1e293b;\"\u003e3:\u003c\/strong\u003e If the battery is hot from use, the charger waits for it to cool — let it rest 45+ minutes at room temperature. \u003cstrong style=\"color: #1e293b;\"\u003e4:\u003c\/strong\u003e Check the wall outlet and ensure the charger cord is fully plugged into the dock. \u003cstrong style=\"color: #1e293b;\"\u003e5:\u003c\/strong\u003e If the battery has been unused for months, it may need extended trickle charging — leave it on the dock for several hours. If LED error codes persist (see next FAQ), the battery may need replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: What do the LED error lights mean on my Shark vacuum?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: The Shark WANDVAC uses LED patterns to indicate issues. \u003cstrong style=\"color: #1e293b;\"\u003eRight LED flashing:\u003c\/strong\u003e battery needs charging. \u003cstrong style=\"color: #1e293b;\"\u003eRight + Middle flashing:\u003c\/strong\u003e overcurrent or short circuit. \u003cstrong style=\"color: #1e293b;\"\u003eMiddle LED solid yellow:\u003c\/strong\u003e nozzle clog or motor overheating. \u003cstrong style=\"color: #1e293b;\"\u003eMiddle LED flashing:\u003c\/strong\u003e overspeed. \u003cstrong style=\"color: #1e293b;\"\u003eLeft LED flashing:\u003c\/strong\u003e communication error. \u003cstrong style=\"color: #1e293b;\"\u003eMiddle LED blinking yellow:\u003c\/strong\u003e electrical problem with the nozzle. If error codes persist after charging the battery, cleaning contacts, and checking for blockages, the battery or vacuum may need service.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How do I install the XSBT420 battery in my Shark vacuum?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: Installation takes seconds — no tools needed. \u003cstrong style=\"color: #1e293b;\"\u003e1:\u003c\/strong\u003e Power off the vacuum completely. \u003cstrong style=\"color: #1e293b;\"\u003e2:\u003c\/strong\u003e Locate the battery at the bottom of the hand vacuum handle. \u003cstrong style=\"color: #1e293b;\"\u003e3:\u003c\/strong\u003e Press both release tabs on the sides of the battery cap simultaneously. \u003cstrong style=\"color: #1e293b;\"\u003e4:\u003c\/strong\u003e Slide the old battery out. \u003cstrong style=\"color: #1e293b;\"\u003e5:\u003c\/strong\u003e Align the new XSBT420 with the slot and slide it in firmly until you hear a \u003cstrong style=\"color: #1e293b;\"\u003eclick\u003c\/strong\u003e — it locks automatically. \u003cstrong style=\"color: #1e293b;\"\u003e6:\u003c\/strong\u003e Place on the charging dock and charge fully (~3.5 hours) before first use. Use only the Shark charger dock XDCKW5640AE or XDCKW5642AE.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How long does it take to fully charge the XSBT420 battery?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003eApproximately 3.5 hours\u003c\/strong\u003e from empty to full using the Shark charging dock. The battery ships with about 30% charge — always charge fully before first use. The charging dock LED indicators show charging progress. The battery charges best at room temperature (40°F–104°F \/ 5°C–40°C). If the battery is hot from use, the charger will wait for it to cool before beginning the charge cycle — this is normal and protects battery health.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: Which Shark vacuum models are NOT compatible with the XSBT420?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: This battery is designed for Shark cordless stick vacuums in the \u003cstrong style=\"color: #1e293b;\"\u003eWS640, WS642, WV401, WV403BR, WV410, QV410, and WV400J series\u003c\/strong\u003e. It does \u003cstrong style=\"color: #1e293b;\"\u003eNOT\u003c\/strong\u003e fit Shark upright vacuums, Shark robot vacuums (ION series), Shark handheld-only models, or Shark corded vacuums. It also does not fit the Shark Navigator, Rocket, Apex, or Vertex series. Always check your vacuum's model number on the label — if it is not listed in the compatibility table above, this is not the correct battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How can I extend the lifespan of my Shark vacuum battery?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003e1:\u003c\/strong\u003e Recharge at around 50% rather than fully depleting — deep discharges stress Li-Ion cells. \u003cstrong style=\"color: #1e293b;\"\u003e2:\u003c\/strong\u003e If storing the vacuum for an extended period, leave the battery at ~50% charge in a cool, dry place. \u003cstrong style=\"color: #1e293b;\"\u003e3:\u003c\/strong\u003e Avoid extreme temperatures — storage range is 37°F–104°F (3°C–40°C). \u003cstrong style=\"color: #1e293b;\"\u003e4:\u003c\/strong\u003e If you have two batteries, rotate them equally to balance wear. \u003cstrong style=\"color: #1e293b;\"\u003e5:\u003c\/strong\u003e If the battery feels unusually warm during use, stop and let it cool before continuing. \u003cstrong style=\"color: #1e293b;\"\u003e6:\u003c\/strong\u003e Calibrate a new battery with 3-5 full charge-discharge cycles to reach maximum capacity. With proper care, the XSBT420 lasts ~600 cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: Is this a genuine Shark OEM battery?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003eYes — this is a genuine XSBT420 battery\u003c\/strong\u003e built to Shark's specification: 14.4V, 1900mAh, 27.36Wh, 4-cell Li-Ion. It matches the original Shark battery in voltage, capacity, physical dimensions, and connector interface. The battery clicks securely into all compatible Shark models and charges normally on the Shark dock. Covered by a \u003cstrong style=\"color: #1e293b;\"\u003e12-month warranty\u003c\/strong\u003e. Ships with tracking. New bulk packaged — same battery as the retail boxed version without the retail packaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ── FEATURES (3 cards — V3) ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eWhy This XSBT420 Battery\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fill,minmax(240px,1fr)); gap: 16px; margin: 16px 0;\"\u003e\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 18px 16px;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eGenuine 14.4V Shark Spec\u003c\/h4\u003e\n\u003cp style=\"margin: 0; color: #475569;\"\u003e1900mAh, 27.36Wh, 4-cell Li-Ion. Same voltage and connector as the original. Clicks into place — no modification needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 18px 16px;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003e15+ Shark Models Covered\u003c\/h4\u003e\n\u003cp style=\"margin: 0; color: #475569;\"\u003eWS640, WS642, WV401, WV403BR, WV410, QV410, WV400J series. One battery fits over a dozen Shark cordless vacuums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 18px 16px;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003e12-Month Warranty + Tracking\u003c\/h4\u003e\n\u003cp style=\"margin: 0; color: #475569;\"\u003eNew bulk packaged, ships with tracking. ~600 cycle lifespan. Covered by a full 12-month replacement warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ── SUMMARY ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eSummary\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 16px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eBattery Model\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eXSBT420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eVoltage \/ Capacity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e14.4V \/ 1900mAh \/ 27.36Wh — 4-cell Li-Ion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eRuntime\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e~17 minutes continuous suction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eCharge Time\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e~3.5 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eCompatible Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; color: #475569;\"\u003eWS640, WS642, WV401, WV403BR, WV410, QV410, WV400J series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ZhanPeng","offers":[{"title":"Default Title","offer_id":47870488838322,"sku":"XSBT420","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/8646\/9298\/files\/300_172c552c-59b5-4045-89d1-0bad0c6ff27e.jpg?v=1786235753","url":"https:\/\/laptopbatteriesadapters.com\/products\/genuine-xsbt420-vacuum-battery-replacement-ws642ae-parts-lithium-ion-for-ws640ae-ws640","provider":"ZhanPeng","version":"1.0","type":"link"}