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HP eStation Zeen L02442001 Replacement Battery 3.7V 5000mAh

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Sale priceFrom $42.99 USD Regular price $52.99
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Fits HP eStation Zeen tablet, replaces OEM battery L02442001.
3.7V, 5000mAh lithium-polymer cell restores full charge capacity on depleted packs.
Connector slides straight into the battery slot with a single locking tab.
Bench test confirmed clean voltage ramp on first charge cycle with no BMS cutoff.
After installation, run one full discharge to automatic shutoff then charge uninterrupted to 100% — this recalibrates the fuel gauge IC against the new cell and clears inaccurate percentage display.

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Check that your old battery model number and device model to match our description. This makes sure they work together.


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Battery Care Tips

🔹 Getting Started

Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.

🔹 Keep It Healthy

Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.

Delivery and Shipping

🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.

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⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.


Voltage

3.7V

Amp

5000mAh

HP eStation Zeen / Photosmart eStation C510 — 3.7V Li-Polymer Replacement Battery (L02442001)

This is a 3.7V, 5000mAh lithium-polymer battery for the HP eStation Zeen tablet and the Photosmart eStation C510. It replaces OEM part number L02442001. Fits model references CQ720A and the eStation Zeen series directly.

  • eStation Zeen and C510 platform fit: Both the Zeen tablet and the C510 all-in-one share the same battery bay dimensions and connector pinout. The BMS handshake voltage thresholds are identical across CQ720A variants, so one cell covers the full model range listed.
  • Bench tested on actual hardware: We ran this cell through charge and discharge cycles on the eStation Zeen platform. The BMS accepted charge initiation without fault flags, held cutoff at the correct low-voltage threshold, and passed full capacity through the fuel gauge without tripping protection.
  • Fuel gauge recalibration after swap: After fitting this battery, run the tablet down to automatic shutoff, then charge uninterrupted to 100% before use. The eStation's fuel gauge IC calibrates against the old cell profile — one full cycle resets it to the new cell and eliminates inaccurate percentage readings from the start.

eStation Zeen shutting down at 15–25% remaining

The eStation Zeen drives a backlit display and active WiFi simultaneously, which creates a combined load spike that the fuel gauge IC misreads as a voltage cliff. When the stored cell profile is stale — common after a battery swap — the IC triggers shutdown early rather than accurately tracking remaining charge. This is a calibration issue, not a cell defect. Run one full discharge-to-shutoff cycle followed by an uninterrupted charge to 100%, and the early-shutdown behaviour clears.

Fast charging unavailable on the eStation Zeen after a battery replacement

The eStation Zeen's charge IC negotiates charge rate during the first accepted cycle after a new cell is installed. Until that cycle completes, the system defaults to standard charge rate as a protection measure. This is not a fault with the replacement cell. Charge the tablet fully once without interruption — after that initial accepted cycle, the charge IC re-establishes the correct rate profile for subsequent sessions.

Compatible Models

eStation Zeen CQ720A Photosmart eStation C510

Replaces Part Numbers

L02442001

Technical Specifications

Voltage3.7V
Amp Hours5000mAh
Capacity5000mAh
Rate18.5Wh
Net Weight91g /3.21 oz
Gross Weight126g /4.44 oz
Approximate Weight126g /4.44 oz
Dimension 87.50 x 62.32 x 8.90 mm

Product Highlights

  • Brand: HP
  • Manufacturer: CS
  • Series: Standard
  • Color: Black
  • Product Type: Li-Polymer
  • Battery Type: Li-Polymer
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

Frequently Asked Questions

My HP eStation Zeen shows 40% battery but shuts off without warning — is the new cell bad?

The cell is almost certainly fine. The fuel gauge IC on the eStation Zeen calibrates to the previous battery's discharge curve, so it loses track of the actual remaining charge after a swap. Run the tablet down to automatic shutoff, then charge it uninterrupted to 100%. That single full cycle resets the IC's calibration against the new cell and stops the premature shutdowns.

The battery percentage on my eStation Zeen is jumping around after I replaced the battery — it went from 60% straight to 30% in minutes.

That erratic percentage drop is fuel gauge drift — the eStation's charge tracking IC is still using the old cell's capacity map. It hasn't yet measured the actual discharge curve of the replacement cell, so the reported numbers are unreliable. Do one complete discharge to automatic shutoff followed by a full uninterrupted charge to 100%. After that cycle, percentage readings stabilise at the correct values.

Fast charging stopped working on my eStation Zeen after fitting the replacement battery — it's charging much slower than before.

The eStation Zeen's charge IC defaults to standard rate on the first cycle with a new cell until it completes one full accepted charge. This is a built-in protection step, not a fault in the replacement cell. Charge the tablet to 100% without interrupting the session. On subsequent charges, the IC restores the normal charge rate automatically.

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