The HP EliteBook 840 G3/G4 Battery is a new, quality-checked replacement battery sourced and sold directly from our shop at Hafeez Center, Gulberg III, Lahore. If your EliteBook 840 is dying within an hour or refusing to hold a charge at all, this is the exact part you need — factory-spec cells, protective circuitry, and a connector that seats flush with no modification.
What's in the box and what to expect
Every unit we ship from nnlaptops.com is bench-tested before it leaves our hands. The HP EliteBook 840 G3/G4 Battery price in Pakistan 2026 is Rs. 7,399 — fair for a brand-new Li-Po pack with a protection circuit board that guards against over-charge and over-discharge. Customers in Lahore, Karachi, Islamabad, Rawalpindi, and Faisalabad order this part regularly for office fleet repairs.
Technical specifications at a glance
- Chemistry: Lithium-Polymer (Li-Po)
- Capacity: 4,200 mAh / 46 Wh (typical)
- Voltage: 11.4 V (3-cell) or 7.7 V (2-cell depending on variant)
- Cells: 3-cell configuration (most common variant for 840 G3/G4)
- Tested capacity retention: ≥85% of rated design capacity on dispatch
- Connector: OEM-spec plug — direct drop-in, no cutting or adapters
- Protection circuit: Over-charge, over-discharge, short-circuit guard
Compatible models
This battery fits:
- HP EliteBook 840 G3
- HP EliteBook 840 G4
- HP EliteBook 820 G3
- HP EliteBook 820 G4
Not sure if your exact sub-model is covered? WhatsApp Sayam on 0314 4000131 with the service tag or part number from the bottom of your laptop — we'll confirm before you commit to anything. Customers from Multan, Peshawar, and Sialkot regularly send us a quick message and get a clear answer within minutes.
Delivery and warranty
Orders ship same-day from Lahore if placed before 6 PM — free delivery within the city. Karachi, Islamabad, Rawalpindi, Faisalabad, and everywhere else in Pakistan get their parcel via TCS or Leopards Courier in 1–4 working days depending on destination. This being a new part, it carries a 30-day replacement warranty — if the battery fails on a clean install within that window, courier it back and we replace it, no argument.
Visit nnlaptops.com to browse our full battery catalog, or walk into Shop 66A, 3rd Floor, Hafeez Center, Gulberg III, Lahore any day to inspect the part in person. For a stock check, live photos of the exact unit, or to sort out a bulk order for your service center, WhatsApp 0314 4000131 and Sayam will handle it personally.
