EFOHANA WO03XL Laptop Battery for HP Split 13 & Pavilion 13

The EFOHANA WO03XL is a direct replacement Li‑ion battery for select HP Split 13 and Pavilion 13 laptops, delivering 11.1V and 33Wh (2950mAh) to restore mobile runtime and reliable power management.

If your HP Split 13 or compatible Pavilion 13 has shortened battery life, rapid shutdowns, or won’t power on without AC, a fresh, factory‑new cell pack can bring it back to usable condition. The WO03XL is built with a smart protection board and a manufacturer‑new Li‑ion assembly that matches the original form factor and connector pinout so installation is straightforward for most users and technicians.

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

The WO03XL is designed to be compatible with a wide range of HP Split 13 variants and several Pavilion 13 lines. It cross‑references many common OEM part numbers to make sure you can find the correct replacement for your device.

• Compatible models include HP Split 13‑M series (M001TU, M002TU, M003TU, M005–M011 series) and 13T CTO/X2 variants.
• Fits some HP Pavilion 13‑P100ED and 13‑P100EL laptops that share this battery layout.
• Recognized cross part numbers: WO03XL, HSTNN‑IB5I, HSTNN‑DB5I, 725496‑1B1, 725606‑001, 725496‑271, TPN‑Q133 and similar OEM codes.

How do I install the replacement battery and get it working?

Installation follows typical notebook battery replacement steps: power down, remove access screws or rear cover, disconnect the old battery cable, and seat the new pack securely. If the laptop doesn’t immediately register the battery, simple troubleshooting often resolves the issue.

• Power off and unplug the laptop, then remove any service screws or the rear panel to access the battery compartment.
• Disconnect the original battery cable from the motherboard and connect the WO03XL connector firmly—ensure no debris or bent pins.
• If the system does not recognize the battery at first, reconnect and cycle the new battery by discharging to approximately 10% (not 0%), then fully charging and repeating 3–4 times to condition the pack.

What are the technical details and safety features of this battery?

The WO03XL is a 100% new lithium‑ion module rated at 11.1V and 33Wh (2950mAh) with an integrated protection circuit and smart chip to support safe charging and accurate battery reporting. EFOHANA tests units and provides CE certification for regulatory compliance.

• Electrochemistry: Li‑ion cells with a factory‑new internal circuit board and smart monitoring chip.
• Ratings: 11.1 volts, 33 watt‑hours, nominal capacity 2950mAh for balanced runtime and weight.
• Safety: Overcharge, overdischarge, and short‑circuit protections implemented on the battery pack; CE certified.

What after‑sales support and warranty does EFOHANA provide?

EFOHANA backs this replacement battery with a return/exchange window plus a limited warranty. If you encounter problems, the seller recommends contacting customer support through the order page for troubleshooting or warranty service.

• 30‑day return and exchange policy for eligible issues or fit problems.
• 12‑month warranty covering manufacturing defects under normal use.
• Customer guidance: follow reinstallation and conditioning tips if the battery isn’t immediately recognized.

Who is this for: The EFOHANA WO03XL is intended for owners of compatible HP Split 13 or Pavilion 13 notebooks who need an OEM‑style replacement to regain unplugged runtime, technicians servicing those models, and anyone looking for a CE‑certified, factory‑new Li‑ion pack with straightforward installation and basic protection features. It’s not a universal battery—confirm your laptop model or part number before purchasing to ensure proper fit and connector compatibility.