Premium OEM-grade lithium-ion cells for maximum energy density and extended lifespan
Precision-engineered battery management system prevents overcharge/overheating with 1000+ charge cycles
Seamless compatibility with HP EliteBook 840 G2/G3 & CS03XL models (exact fit, no modification required)
Military-grade shock absorption casing with heat-resistant polymer coating for extreme durability
Includes built-in chipset for real-time power monitoring and automatic voltage regulation
Ideal for business travelers, remote workers, and IT professionals requiring reliable mobile power
Manufactured with robotic laser-welding technology ensuring stable current output and zero loose connections
100% brand new cells (no refurbished/used components) with 18-month performance guarantee
Certified by CE/RoHS standards with built-in safeguards against short circuits and power surges
Optimized for high-demand applications: CAD software, video editing, and continuous multitasking environments
























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I've been ordering through OKWISHING for years now and have never been disappointed!!
Feb.19.2025

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Feb.19.2025
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The prices is reasonable and the delivery time is good
Jan.30.2025

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Jan.30.2025
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deliveries always super fast!
Jan.07.2025

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Jan.07.2025
- 1
laptop battery cell replacement for HP cs03xl 840 g3 g2 internal laptop battery original battery
$24.1$34.53-30.21%
Nominal Capacity:
48WH
Nominal Voltage:
11.4V
Battery Type:
Lithium Battery Rechargeable
Quantity:
Add to Cart
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