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.
