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Rectangular lithium-ion laptop battery, dark grey plastic casing with connector on one end

TAURKENAM

TAURKENAM AD03XL laptop battery 11.55V 51.4Wh 4450mAh

SKU CH-T76M-ZN46Z

A 11.55 V lithium-ion replacement battery with 51.4 Wh capacity for HP Envy 13-ad series laptops

  • Battery typeLithium-Ion
  • Lithium-ion chemistry provides reliable portable power
  • 55 V output matches original HP Envy 13-ad series requirements
  • 4 Wh capacity delivers extended runtime between charges
  • 4450 mAh rating supports all-day mobile productivity
  • Replaces AD03XL, HSTNN-DB8D and 921409 part numbers directly

Replacement Battery for HP Envy 13 AD Series

This new lithium-ion battery replaces the original AD03XL unit in HP Envy 13-AD models. It supplies 11.55V and 51.4Wh capacity for owners whose factory pack no longer holds charge.

Voltage and Connector Match

The single specification that decides fit is the 11.55V rating combined with the AD03XL part number; different factory runs can vary in cable length and plug shape so the connector must be verified against the old battery before ordering.

Installation Checks and First Cycles

Installation requires opening the case and seating the connector fully; if the system does not recognise the pack, reseat the cable and then discharge to 5 percent before charging for three to four full cycles to wake the cells.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $67.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium-Ion

Questions about this item

How long will the 51.4Wh capacity last on my HP Envy 13-ad series laptop?

The 51.4Wh rating matches the original AD03XL specification, so runtime should be comparable to when the notebook was new. Actual hours depend on screen brightness, workload and power settings.

Does the 11.55V lithium-ion cell work with the HP Envy charging circuit without modification?

Yes, 11.55V is the exact voltage specified for part numbers AD03XL, HSTNN-DB8D, 921409-2C1, 921439-855 and 921409-271, so the laptop's charging controller recognises it natively.

Will the connector and cable length fit inside the Envy 13-ad chassis without forcing the case?

The supplier notes that size, cable length and interface can vary between factories; verify the connector in the product photo matches your original battery before fitting.

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