EFOHANA SR04XL Laptop Battery for HP Omen & Pavilion 15

The EFOHANA SR04XL is a brand-new 70.07Wh, 15.4V Li-ion replacement battery designed to restore long-lasting power to compatible HP Omen and Pavilion 15-series laptops.

If your HP 15-series laptop is running short on battery life, shutting down unexpectedly, or failing to charge, this EFOHANA SR04XL battery offers a direct, compatible swap for several HP part numbers including SR04XL, SR03XL, 917724-855, and L08855-855. It ships with manufacturer-standard circuit boards and a smart chip to work with your laptop’s power management, and every unit is CE certified and tested for stability before shipping.

Which HP models and part numbers does this battery work with?

This battery is engineered to fit a broad range of HP 15 and select 17 laptop models. Compatibility lists multiple OEM part numbers and alternative labels so you can match it to the service tag or printed battery code on your device.

• Compatible part numbers: SR04XL, SR03XL, 917724-855, 917678-1B1, L08855-855 and many HSTNN/TPN variants.
• Works with HP Omen 15 and Pavilion 15 lines plus many 17-bw models where specified.
• Check your laptop’s original battery label or BIOS part number before ordering to ensure a perfect fit.

How much runtime and power can I expect from the SR04XL?

The SR04XL is rated at 70.07Wh (4550mAh) and 15.4V, giving substantially more capacity than many worn OEM batteries. Actual runtime depends on your hardware, display brightness, and workload, but the higher watt-hour rating supports longer unplugged use for everyday tasks.

• Rated capacity: 70.07Wh / 4550mAh at 15.4V for extended operating time.
• Best for typical productivity, streaming, and light gaming sessions compared with older batteries.
• Smart-chip and top circuit board for stable charging and laptop communication.

What safety, warranty, and installation guidance does EFOHANA provide?

EFOHANA includes safety certifications and a return/exchange policy to protect your purchase. A 12-month warranty covers manufacturing defects, and the product undergoes pre-shipment testing to meet safety and stability expectations.

• CE-certified and tested for voltage and charge behavior before shipping.
• 30-day return or exchange window plus a 12-month warranty for defects.
• Installation tips: reseat the connector if not recognized, charge/discharge cycles to activate the battery.

How do I install and initialize the new battery for best results?

Installation is straightforward for users accustomed to replacing laptop batteries, but follow caution: power down the laptop and disconnect AC before swapping. If the system initially does not recognize the battery, reseat the connection and perform several charge/discharge cycles as recommended to calibrate the battery controller.

• Power off and unplug your laptop before starting replacement.
• Ensure the connector is fully seated; reinstall if the battery isn’t detected.
• Cycle the battery: discharge to about 10% then charge fully, repeating 3–4 times to stabilize capacity reporting.

Who is this for? The EFOHANA SR04XL battery is ideal for HP Omen and Pavilion 15-series owners whose original battery no longer holds sufficient charge, for technicians replacing failed cells during repairs, or for anyone seeking a cost-effective, manufacturer-new replacement with warranty coverage. If your laptop model and part number match the compatibility list, this battery provides a tested, CE-certified option to restore reliable mobile power.