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Rectangular black lithium polymer laptop battery with connector visible

NShi

NShi ET04XL 7.7V 49.81Wh 6470mAh laptop battery

SKU CH-BY8R-F6E96 MPN ET04XL.

Lithium-polymer replacement battery for HP EliteBook X360 1020 G2, 7.7 V 49.81 Wh 6470 mAh

  • Battery TypeLithium Polymer
  • 7V 49.81Wh capacity powers extended work sessions
  • 6470mAh lithium-polymer cell delivers reliable runtime
  • Replaces HP part numbers ET04XL HSTNN-IB7U 915030-1C1
  • Fits EliteBook X360 1020 G2 HSN-I09C series
  • CE FCC RoHS certified for safety compliance

Replacement Battery for HP EliteBook X360 1020 G2

This NShi ET04XL lithium-polymer battery replaces the original HP HSTNN-IB7U unit in EliteBook X360 1020 G2 and HSN-I09C series notebooks. It delivers 7.7V and 49.81Wh capacity to restore mobile runtime. The pack is new and carries CE, FCC and RoHS certification. Buyers needing a different voltage or form factor should look elsewhere.

Thermals Noise and Power Draw

Lithium-polymer chemistry runs cool during typical office workloads and produces no audible noise. The 7.7V output matches the laptop's power management without extra heat. No fan or active cooling is involved. The battery charges at standard rates supported by the host system.

Build Fit and Clearance

The battery fits the internal bay of the compatible HP models using the original connector shown in the product images. Installation requires opening the rear case and swapping the old pack. The package includes one ET04XL battery. Users should verify the part number on their existing battery before purchase.

Highlights

  • 7V 49.81Wh capacity powers extended work sessions
  • 6470mAh lithium-polymer cell delivers reliable runtime
  • Replaces HP part numbers ET04XL HSTNN-IB7U 915030-1C1
  • Fits EliteBook X360 1020 G2 HSN-I09C series
  • CE FCC RoHS certified for safety compliance

Specifications

Battery TypeLithium Polymer

Questions about this item

How do I install the ET04XL battery in my HP EliteBook X360 1020 G2, and which step is often missed?

Open the back case, disconnect the old battery connector, fit the ET04XL using the matching connector shown in the product picture, then secure the case screws. The step buyers skip is checking the original battery part number against ET04XL, HSTNN-IB7U, 915030-1C1, HSN-I09C, 915191-855 or ET04049XL before fitting.

What maintenance will this 7.7V 49.81Wh 6470mAh lithium polymer battery need later?

Discharge to 5 percent, then charge fully; repeat this cycle three to four times initially. Afterwards, perform a full discharge-charge cycle every other month to maintain capacity.

What limit appears first when the ET04XL runs under sustained load?

The 49.81Wh capacity defines the runtime ceiling; once the stored energy is depleted the notebook will shut down or throttle until recharged.

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