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L77991-005 Battery for HP EliteBook 850 G7/G8, 855 G7, ZBook Firefly 15 G8 | 56Wh 3-Cell Li-ion | Replaces L77991-002, L77622-2C1, HSTNN-DB90, CC03XL
- High-Performance Replacement Battery for HP EliteBook & ZBook Laptops
- Upgrade your HP laptop with this 56Wh, 3-cell Li-ion replacement battery, designed to perfectly fit:
- HP EliteBook 850 G7 / 850 G8
- HP EliteBook 855 G7
- HP ZBook Firefly 15 G8
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Overview
Specs
Reviews
Voltage: 11.55V
Capacity: 56Wh / 4848mAh
Chemistry: Lithium-ion
Compatible Part Numbers: L77991-005, L77991-002, L77622-2C1, L77622-2C2, L77622-541, HSTNN-DB90, CC03XL, CC03056XL-PL, 28Y92UC#ABA
Why Choose This Battery?
100% OEM-Compatible Direct replacement for your original HP battery.
Long-Lasting Power Reliable performance for work, travel, and daily use.
Safety Certified Built with premium lithium-ion cells for stable voltage and overcharge protection.
Easy Installation No tools required; fits seamlessly into your laptop.
Note:
Before purchasing, verify your laptop model and original battery part number.
For optimal performance, fully charge the battery before first use.
Compatible Models:
HP EliteBook 850 G7 (L77991-002, L77622-2C1, HSTNN-DB90)
HP EliteBook 850 G8 (L77991-005, CC03XL)
HP EliteBook 855 G7
HP ZBook Firefly 15 G8
Package Includes:
1x Replacement Battery (L77991-005 equivalent)
Installation Guide
Upgrade your HP laptop battery today and enjoy extended productivity without interruptions!
Capacity: 56Wh / 4848mAh
Chemistry: Lithium-ion
Compatible Part Numbers: L77991-005, L77991-002, L77622-2C1, L77622-2C2, L77622-541, HSTNN-DB90, CC03XL, CC03056XL-PL, 28Y92UC#ABA
Why Choose This Battery?
100% OEM-Compatible Direct replacement for your original HP battery.
Long-Lasting Power Reliable performance for work, travel, and daily use.
Safety Certified Built with premium lithium-ion cells for stable voltage and overcharge protection.
Easy Installation No tools required; fits seamlessly into your laptop.
Note:
Before purchasing, verify your laptop model and original battery part number.
For optimal performance, fully charge the battery before first use.
Compatible Models:
HP EliteBook 850 G7 (L77991-002, L77622-2C1, HSTNN-DB90)
HP EliteBook 850 G8 (L77991-005, CC03XL)
HP EliteBook 855 G7
HP ZBook Firefly 15 G8
Package Includes:
1x Replacement Battery (L77991-005 equivalent)
Installation Guide
Upgrade your HP laptop battery today and enjoy extended productivity without interruptions!
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 60 days
- This item is covered by EBUY LIMITED Return Policy
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