{"product_id":"fancy-buying-cc03xl-hstnn-db9q-laptop-battery-11-55v-53wh","title":"Fancy Buying CC03XL HSTNN-DB9Q Laptop Battery 11.55V 53Wh","description":"\u003cp\u003e\u003cstrong\u003eFancy Buying CC03XL HSTNN-DB9Q is a 11.55V, 53Wh Li‑polymer replacement battery designed to restore reliable power to select HP ProBook, EliteBook and ZBook Firefly laptops.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis high‑capacity battery is built as a direct compatible replacement for OEM part numbers such as CC03XL, HSTNN-DB9Q, L77608-2C1 and L78555-005. It uses a three‑cell Li‑polymer design rated for around 500 recharge cycles and carries CE and FCC certifications for safety and environmental compliance. The pack fits multiple 2020–2021 HP notebook lines (ProBook 635 Aero, ZBook Firefly 14, EliteBook 830\/835\/840\/845 G7 and G8 families) so you can swap a failing battery without altering your system or performance expectations.\u003c\/p\u003e\n\n\u003ch3\u003eWill this battery fit my HP model?\u003c\/h3\u003e\n\u003cp\u003eVerify compatibility by matching one of the listed part numbers or by checking your laptop’s original battery label. The Fancy Buying pack replaces OEM numbers CC03XL, HSTNN-DB9Q, L77608-2C1, L77608-421, L78555-005 and several close variants used across ProBook, EliteBook and ZBook Firefly 14 G7\/G8 models.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits HP ZBook Firefly 14 G7 and G8 series\u003c\/li\u003e\n  \u003cli\u003eFits EliteBook 830\/835\/840\/845 G7 and G8 series\u003c\/li\u003e\n  \u003cli\u003eFits HP ProBook 635 Aero G7 and G8 series\u003c\/li\u003e\n  \u003cli\u003eCompare sticker part numbers: CC03XL \/ HSTNN-* \/ L77608-* \/ L78555-005\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does the battery last and what are the specs?\u003c\/h3\u003e\n\u003cp\u003eThe cell chemistry is Li‑polymer with a nominal voltage of 11.55V and a capacity of 53Wh, suitable for typical mobile productivity tasks. The pack is built as a 3‑cell assembly and is rated for roughly 500 full charge cycles under normal use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVoltage: 11.55V — compatible with designed charging circuitry\u003c\/li\u003e\n  \u003cli\u003eCapacity: 53Wh — practical runtime for full‑day light use\u003c\/li\u003e\n  \u003cli\u003eCell count: 3 cells — Li‑polymer format for compact profile\u003c\/li\u003e\n  \u003cli\u003eCycle life: ~500 recharge cycles under standard conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this battery safe and what warranties are offered?\u003c\/h3\u003e\n\u003cp\u003eFancy Buying units meet CE and FCC certification requirements and are manufactured to follow environmental and safety guidelines. The seller supports a 60‑day return window plus a 12‑month replacement warranty if the battery shows defects under normal operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertifications: CE and FCC compliance\u003c\/li\u003e\n  \u003cli\u003eReturn policy: 60 days from delivery\u003c\/li\u003e\n  \u003cli\u003eReplacement warranty: 12 months for defective units\u003c\/li\u003e\n  \u003cli\u003eCustomer support: contact via the seller store \"ask a question\" link\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install it and get the best life from the new pack?\u003c\/h3\u003e\n\u003cp\u003eInstallation is typically straightforward: power down the laptop, remove the bottom cover per your model instructions, unplug the old pack and connect the replacement battery securely. To maximize longevity, avoid deep discharges, keep software and firmware current, and store the battery at partial charge if you won’t use it for extended periods.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePower off and disconnect AC before installation\u003c\/li\u003e\n  \u003cli\u003eFollow your model’s service manual for safe removal and fitment\u003c\/li\u003e\n  \u003cli\u003eFirst charge: allow a full charge cycle before heavy use\u003c\/li\u003e\n  \u003cli\u003eStorage tip: store at ~40–60% charge in a cool, dry place\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Fancy Buying CC03XL HSTNN-DB9Q replacement battery is intended for users of compatible HP ProBook, EliteBook and ZBook Firefly 14 models who need a factory‑style battery swap. It suits IT technicians, business travellers, students and anyone wanting to restore unplugged runtime without upgrading the entire laptop. Choose this pack when you require direct part‑number compatibility, CE\/FCC‑certified safety, and a modest cycle life backed by a 12‑month replacement policy.\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: Does this battery match CC03XL and other OEM part numbers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It replaces CC03XL, HSTNN-DB9Q, L77608-2C1, L77608-421, L78555-005 and similar HP part numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What warranty and return options are provided?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You get a 60‑day return window and a 12‑month replacement warranty for manufacturing defects.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fancy Buying","offers":[{"title":"Default Title","offer_id":48436878672029,"sku":"B0FCC6LVY6","price":64.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/fancybuying-front-packaging-cc03xl.jpg?v=1781456243","url":"https:\/\/nexoltic.com\/products\/fancy-buying-cc03xl-hstnn-db9q-laptop-battery-11-55v-53wh","provider":"Nexoltic","version":"1.0","type":"link"}