HP OA04 High-Quality Replacement Laptop Battery (14.8V / 41Wh)
The HP OA04 replacement laptop battery provides a highly dependable, premium power storage backup to ensure seamless performance for your everyday budget-friendly notebooks and reliable home office setups. Moreover, its optimized 41Wh capacity and stable 14.8V internal matrix layout deliver consistent voltage deployment to keep your device running smoothly during intensive workplace multitasking, casual media consumption, or daily studying. Consequently, this high-density lithium-ion rechargeable 4-cell pack serves as an affordable, cost-effective alternative to instantly restore your laptop off-grid mobility profile. Therefore, you can safely continue your everyday computational tasks immediately after a simple plug-and-play setup without experiencing sudden system power failures. Furthermore, advanced protective circuits are natively integrated to safeguard your system against hazardous short-circuits and overcharge risks.
■ Technical Specifications
| Battery Model Designation | HP OA04 / OA03 Replacement Battery |
| Cell Quality Class | Premium Grade-A Replacement Cells |
| Cell Architecture | Lithium-ion (Li-ion) | 4-Cells High-Performance Core |
| Voltage Profile | 14.8 Volts DC (Fully compatible with 14.4V) |
| Total Capacity Volume | 41 Wh / 2800 mAh |
| Safety Architecture | Built-in 4-Layer Safety Shield (Overcharge, Over-discharge, Overheating & Short-Circuit Safeguards) |
| Replacement Warranty | 3-Month Quality Guarantee Protection |
■ Confirmed Laptop Compatibility List
- • HP 250 G3 / 255 G3 Series
- • HP 240 G2 / 245 G2 / 246 G2 Series
- • HP 14-G000 / 14-R000 Series
- • HP 15-G000 / 15-R000 Series (e.g., 15-r011dx, 15-g019wm)
- • HP Compaq 14-A / 15-A Series
- • HP Compaq 14-H / 15-H Series
- • Part Numbers: OA04 / OA03 / OAO4 / OAO3 / F3B94AA
- • Official Factory Codes: 746641-001 / 740715-001 / 746458-421
- • Compatible Chassis Codes: HSTNN-LB5Y / HSTNN-LB5S / HSTNN-PB5Y
- • Regulatory Model Codes: TPN-C113 / TPN-F113 / TPN-F115
Important Care Tip: To safeguard your brand new replacement battery lifecycle, remember to avoid letting the system power level drain completely to a 0% limit before initiating a safe charge cycle.

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