--- title: "HP EliteBook 840 G5 G6 Battery" sku: B06 brand: HP category: Batteries price_pkr: 10099 currency: PKR stock_status: instock url: https://nnlaptops.com/product/hp-elitebook-840-g5-g6-battery url_markdown: https://nnlaptops.com/product/hp-elitebook-840-g5-g6-battery.md image: https://nnlaptops.com/products/hp-elitebook-840-g5-g6-battery-1.webp date_modified: 2026-06-12 --- # HP EliteBook 840 G5 G6 Battery **Price:** Rs. 10,099 · **Brand:** HP · **Category:** Batteries · **SKU:** B06 · **Stock:** In stock [View on nnlaptops.com](https://nnlaptops.com/product/hp-elitebook-840-g5-g6-battery) · [WhatsApp the shop](https://wa.me/923144000131?text=Hi%2C%20I'm%20interested%20in%20HP%20EliteBook%20840%20G5%20G6%20Battery%20(B06).) ## Specifications | Spec | Value | |------|-------| | Brand | HP | | Condition | New | | Type | Laptop Battery | | Battery Model | L12791-855 / HSTNN-DB8K | | Capacity (mAh) | 4330mAh | | Capacity (Wh) | 51Wh | | Voltage | 11.55V | | Cells | 3-Cell | | Chemistry | Lithium Ion | | Compatible Models | HP EliteBook 840 G5, 840 G6, 850 G5, 745 G5 | | Warranty | 30-Day Replacement | | Form Factor | Internal non-removable | ## Description The HP EliteBook 840 G5 and G6 are the machines professionals in Lahore, Karachi, and Islamabad actually use for serious work — and when the battery starts dropping to two hours on a full charge, productivity takes a real hit. The HP EliteBook 840 G5 G6 Battery is a brand-new, quality-checked replacement rated for the EliteBook 840 G5, 840 G6, 840 G7 (partial), and 850 G5. At Rs. 10,099 , the HP EliteBook 840 G5 G6 Battery price in Pakistan 2026 reflects genuine-grade cells that actually deliver the rated runtime. Specifications Compatible models: HP EliteBook 840 G5, 840 G6, 850 G5, 745 G5 Voltage: 11.55V Capacity: 4330mAh / 51Wh Chemistry: Lithium Ion Part numbers: L12791-855, L11421-2C1, HSTNN-DB8K Cells: 3-cell internal Condition: Brand new Warranty: 30-day replacement warranty Why the 840 G5/G6 Battery Is a Critical Component EliteBook batteries degrade faster in Pakistan's climate — high ambient temperatures in cities like Multan, Faisalabad, and Karachi accelerate lithium-ion capacity loss. HP's Smart Battery technology reads the cell health and reports it to HP's battery management software; a counterfeit cell that lies about its state-of-charge will cause sudden shutdowns and inaccurate battery percentage displays. This replacement is quality-checked against capacity specs to ensure the BIOS reports an accurate health reading. How to Confirm Your Battery Part Number On the EliteBook 840 G5 / G6, the battery is internal and non-removable from the outside. The part number is visible in HP Support Assistant under battery information, or you can share your laptop's serial number with Sayam on WhatsApp 0314 4000131 — he will pull up the exact spec before you confirm the order, so there are no returns due to wrong parts. Order from nnlaptops.com or walk into our shop at Hafeez Center, Gulberg III, Lahore any day of the week. Customers in Rawalpindi, Islamabad, Karachi, Peshawar, and Sialkot receive their shipment via TCS and Leopards . Same-day free delivery within Lahore. Sayam will send live photos and a video of your battery before it ships — message him on WhatsApp 0314 4000131 to get started. ## Compatibility, Warranty & Delivery FAQ ### Is the HP EliteBook 840 G5 G6 Battery compatible with my existing setup? HP EliteBook 840 G5 G6 Battery is sold from our tested inventory at Hafeez Center. Every part is verified against the make, model, and connector type listed in the specifications above. WhatsApp 0314 4000131 with your laptop model (or service tag for Dell / HP / Lenovo) and we'll confirm fitment before you order. ### What warranty does the HP EliteBook 840 G5 G6 Battery include? The HP EliteBook 840 G5 G6 Battery is brand-new and carries a 30-day check warranty, plus any manufacturer warranty (registered on your behalf). If it arrives faulty or fails within the window, courier it back to N.N Laptop in Lahore — we cover return shipping and replace or refund. ### How does ordering and delivery work? Before you buy, we send clear photos and a short video of your exact unit so you know precisely what you're getting. Once you're happy, we ship nationwide via TCS / Leopards (same-day delivery inside Lahore — free on orders over Rs. 30,000; Rs. 250 under that) and share the tracking. WhatsApp 0314 4000131 to confirm. ### Same-day delivery in Lahore? Yes — orders placed before 6 PM with a Lahore delivery address typically arrive the same evening via our city rider. Lahore delivery is free on orders of Rs. 30,000 or more (Rs. 250 under that). Outside Lahore, delivery is 1–4 working days via TCS / Leopards. ## Pakistan-Wide Shipping | Region | Cost (PKR) | Transit (working days) | |--------|------------|------------------------| | Lahore (same-day) | Free on Rs. 30,000+ orders (Rs. 250 under) | 0 | | Rest of Punjab | Rs. 450 | 1–2 | | Federal Capital Territory | Rs. 450 | 1–2 | | Sindh (Karachi, Hyderabad) | Rs. 650 | 2–4 | | Khyber Pakhtunkhwa | Rs. 550–700 | 2–5 | | Balochistan (up to Quetta) | Rs. 700–850 | 2–5 | ## Contact - **WhatsApp / Phone:** 0314 4000131 (+92 314 4000131) - **Email:** Info.n.n.laptop@gmail.com - **Shop:** Shop 66A, 3rd Floor, Hafeez Center, Gulberg III, Lahore 54000 - **Hours:** Mon–Sat, 10:00 AM – 10:00 PM (closed Sunday) --- _Generated for LLM crawlers. Canonical HTML: https://nnlaptops.com/product/hp-elitebook-840-g5-g6-battery. Last updated: 2026-06-12T03:40:43.162Z._