Description
Buy HP OA04 Laptop Battery – Reliable Power for Your HP Notebook
Looking for a high-quality replacement for your HP laptop battery? The HP OA04 Laptop Battery is a reliable and cost-effective solution designed to keep your device running smoothly and efficiently. Compatible with a wide range of HP Pavilion and Compaq series laptops, this battery ensures optimal performance, extended usage time, and long-term durability. Whether you’re a student, professional, or casual user, the HP OA04 replacement battery is your trusted power companion.

Key Features of the HP OA04 Laptop Battery
✅ Perfect Compatibility
The HP OA04 battery is compatible with several HP laptop models including:
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HP Pavilion 15 Series
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HP Pavilion 14 Series
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HP 15 Series
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HP 14 Series
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Compaq 15-h Series
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HP 248, 250, 255, and 256 G3 Notebooks
Before purchasing, always check your original battery model or laptop specifications to ensure compatibility. The OA04 battery model is also referred to by other part numbers such as OA03, HSTNN-LB5Y, and HSTNN-DB5Y.
🔋 High-Capacity, Long-Lasting Power
The OA04 replacement battery features a high-capacity lithium-ion battery, typically rated at 14.8V and 2200mAh – 2800mAh, depending on the specific variant. This means extended run times and less frequent charging, giving you more freedom and productivity on the go.
🔧 Superior Build Quality
Built with Grade A lithium-ion cells, the HP OA04 battery ensures high durability and stable power output. It features protection against overcharging, overheating, and short-circuiting, ensuring both your safety and the longevity of your laptop.
🔄 Easy Installation
The HP OA04 battery is designed for easy replacement. No tools or technical expertise are required—simply remove the old battery and snap in the new one for instant use. It’s a plug-and-play solution that saves time and money compared to service center visits.
Why Choose the HP OA04 Replacement Battery?
💡 Trusted Performance
The HP OA04 battery is engineered to meet or exceed OEM specifications. It’s tested for performance, safety, and reliability, ensuring consistent power output and optimal efficiency. Whether you’re browsing the internet, working on presentations, or watching videos, the battery supports seamless multitasking.
🔒 Safety First
Safety is a top priority. The OA04 battery includes built-in overvoltage, overcurrent, and thermal protection features, reducing the risk of battery swelling or malfunction. These features comply with industry safety standards including CE, FCC, and RoHS certifications.
🌍 Eco-Friendly Choice
Designed with eco-conscious users in mind, the HP OA04 battery is recyclable and free from harmful substances such as mercury and lead. Choosing a high-efficiency replacement battery reduces waste and contributes to a greener environment.
Technical Specifications of the HP OA04 Laptop Battery
| Specification | Details |
|---|---|
| Battery Type | Lithium-Ion |
| Voltage | 14.8V or 14.6V |
| Capacity | 2200mAh to 2800mAh (32Wh–41Wh) |
| Cell Count | 4 Cells |
| Color | Black |
| Warranty | 12 Months (depending on seller) |
| Certifications | CE, RoHS, FCC |
Compatible HP OA04 Battery Part Numbers
To help you verify compatibility, the HP OA04 battery works as a direct replacement for the following part numbers:
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746641-001
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746458-421
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OA03
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OA04
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HSTNN-LB5Y
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HSTNN-DB5Y
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TPN-F112
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TPN-Q129
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TPN-Q130
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G6E88AA
These part numbers can be found on the label of your current battery. Match one of these numbers to confirm you’re purchasing the correct replacement.
How to Extend the Life of Your HP OA04 Laptop Battery
To get the most out of your battery and ensure it performs efficiently over time, consider the following tips:
✅ Calibrate Regularly
Fully charge and discharge your battery once a month to recalibrate the power management system and improve battery accuracy.
🌡️ Avoid Extreme Temperatures
Store and use your laptop in environments between 10°C and 35°C to prevent heat damage or freezing effects on lithium-ion cells.
🔌 Don’t Keep It Plugged in All the Time
Using the laptop plugged in continuously can reduce battery lifespan. It’s best to unplug occasionally and use the battery to keep it active.
🧹 Clean Vents and Fans
Dust buildup can cause overheating, which stresses the battery. Periodically clean the fan vents to maintain optimal cooling.
Frequently Asked Questions (FAQs)
❓ How long does the HP OA04 battery last on a full charge?
Battery life depends on usage, but typically it lasts between 2.5 to 4 hours on a full charge for moderate tasks like browsing, word processing, and streaming.
❓ Can I replace the HP OA03 battery with OA04?
Yes! The OA03 and OA04 batteries are interchangeable and compatible with the same laptop models.





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