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Rectangular black lithium-ion laptop battery pack with four cells and label showing 38Wh 14.8V 2600mAh

TAURKENAM

TAURKENAM laptop battery 38Wh 14.8V 2600mAh 4-cell OA04

SKU CH-5YZW-Q5FEP

38 Wh lithium-ion 4-cell battery replaces OA04 and OA03 packs for HP 15, 240 and 250 series laptops

  • Battery typeLithium-Ion
  • 38 Wh capacity powers extended work sessions
  • 8 V 2600 mAh lithium-ion cell matches original specs
  • 4-cell design fits HP 15, 250 G2, 255 G3, 240 G3 models
  • Replaces OA04, OA03, 740715-001, 746641-001 and HSTNN part numbers
  • CE, FCC and RoHS certified for safe operation

Replacement for HP 15 laptop models

This 38 Wh lithium-ion battery replaces part numbers OA04 OA03 740715-001 746641-001 746458-421 HSTNN-LB5Y HSTNN-LB5S HSTNN-PB5Y. It fits HP 15 series notebooks including 15-d035dx 15-d037dx 15-d069wm 15-f272wm 15-f387wm 15-r011dx 15r132wm 15-g012dx 15-r029wm 15r110dx 15-r132wm 15-r015dx 15-r053cl 15-r137wm 15-r264dx 15-f010wm 15-d032la 15-d083nr and HP 250 G2 255 G3 240 G3 models. The 4-cell pack delivers 14.8 V and 2600 mAh for direct drop-in use.

No bundled accessories change the installation

The product ships as a standalone battery without cables screws or software. No additional hardware is included so the swap uses only the existing laptop latch and connector. Buyers who need a screwdriver kit or an external charger must source those separately.

Voltage and capacity match the original spec

The 14.8 V 2600 mAh rating mirrors the factory cell configuration ensuring the power management system recognises the pack without calibration issues. A different voltage or cell count would prevent the laptop from charging or reporting capacity correctly.

How it compares

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

Price $45.99
Pricier than about 78% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium-Ion

Questions about this item

When will the 4-cell 38 Wh lithium-ion pack need replacing?

The battery is a new 4-cell lithium-ion unit rated at 38 Wh and 2600 mAh; replacement timing depends on individual charge cycles and usage patterns.

What limits runtime during a full day of work on the 14.8 V 2600 mAh pack?

Capacity is fixed at 38 Wh, so runtime ends when the stored 2600 mAh at 14.8 V is depleted under your workload.

How much heat or noise does the OA04 replacement produce while charging all day?

The pack has no moving parts and generates only normal charging warmth; it runs silently.

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