The HP HK04XL HK04054XL 78Wh battery is a high-capacity internal replacement battery designed for select HP EliteBook x360 premium ultrabooks. It is built to deliver strong, stable, and efficient power for business productivity, multitasking, video conferencing, and everyday professional workloads.
This battery is commonly used in HP EliteBook x360 1030 G7/G8 and HP EliteBook x360 1040 G7/G8 series laptops. It belongs to the HK04XL battery family, which includes multiple capacity variants such as 54Wh and 78Wh versions depending on the specific laptop configuration. The 78Wh version is the higher-capacity option, designed for extended runtime and heavier usage scenarios.
HP HK04XL HK04054XL 78Wh Battery Key Features
Compatible with HP EliteBook x360 1030 G7/G8 and 1040 G7/G8 series
High-capacity 78Wh lithium-ion battery design
Stable 7.7V output for efficient ultrabook performance
Premium HK04XL series high-performance variant
OEM-compatible internal replacement battery
Built-in protection against overcharging and overheating
Optimized for business, productivity, and mobility use
Supports extended unplugged working sessions
HP HK04XL HK04054XL 78Wh Battery Price in Kenya
Item
Price in Kenya (KES)
HP EliteBook x360 HK04XL 78Wh replacement battery
7,000 – 19,500 KES
HP HK04XL HK04054XL 78Wh Battery Specifications Table
Specification
Details
Product Name
HP HK04XL HK04054XL 78Wh battery
Battery Type
Lithium-ion
Voltage
~7.7V
Capacity
78Wh
Cell Configuration
4-cell
Compatibility
HP EliteBook x360 1030 G7/G8, 1040 G7/G8
Replacement Family
HK04XL, HK04078XL-PL
Installation Type
Internal battery
HP HK04XL HK04054XL 78Wh Battery Design and Build
Slim internal ultrabook battery structure
High-density cells for extended runtime
Lightweight design suitable for portable business laptops
Precision-fit casing for EliteBook x360 chassis
Engineered for thin-and-light premium devices
HP HK04XL HK04054XL 78Wh Battery Performance
Strong runtime for full-day business use
Stable power delivery during multitasking
Supports conferencing, office apps, and browser workloads
Efficient energy output under light-to-moderate load
Reliable performance for travel and remote work
HP HK04XL HK04054XL 78Wh Battery Efficiency
Optimized for low-power Intel U-series processors
Efficient discharge curve for long battery life
Reduced drain during standby and sleep modes
Smart power management compatibility
Designed for extended unplugged productivity
HP HK04XL HK04054XL 78Wh Battery Safety Features
Overcharge protection system
Over-discharge protection
Short circuit protection
Thermal regulation safeguards
Intelligent battery management system
HP HK04XL HK04054XL 78Wh Battery Compatibility
HP EliteBook x360 1030 G7
HP EliteBook x360 1030 G8
HP EliteBook x360 1040 G7
HP EliteBook x360 1040 G8
Systems using HK04XL / HK04078XL-PL platform
HP HK04XL HK04054XL 78Wh Battery Durability
High-quality lithium-ion cells for long lifespan
Multiple charge cycle support
Stable performance under daily business use
Gradual capacity degradation over time
Designed for professional ultrabook workloads
HP HK04XL HK04054XL 78Wh Battery Pros and Cons
Pros
Cons
High 78Wh capacity
Internal installation required
Excellent battery life for business use
Not user-removable
Stable and efficient power output
Higher cost than lower-capacity variants
OEM-compatible design
Limited to specific EliteBook models
Lightweight ultrabook optimization
Not suitable for gaming laptops
HP HK04XL HK04054XL 78Wh Battery FAQs
What is the capacity of this battery?
78Wh
What voltage does it use?
Approximately 7.7V
Which laptops use this battery?
HP EliteBook x360 1030 G7/G8 and 1040 G7/G8 series
Is there a lower capacity version?
Yes, a 54Wh HK04XL variant also exists
Is this battery suitable for gaming?
No, it is designed for business ultrabooks
HP HK04XL HK04054XL 78Wh Battery Conclusion
The HP HK04XL HK04054XL 78Wh battery is a high-capacity internal replacement designed for HP EliteBook x360 premium ultrabooks. It delivers excellent runtime, stable power output, and efficient performance, making it ideal for business professionals who need long-lasting battery life for daily productivity and mobility.
