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Rectangular black lithium-ion laptop battery with four cells

TOPKTEAM

TOPKTEAM SM03XL 11.4V 50Wh 4-cell laptop battery

SKU CH-QCNB-AC8CS

11.4 V 50 Wh lithium-ion replacement battery with four cells for listed HP Envy x2 15 models

  • Battery typeLithium-Ion
  • 4V lithium-ion chemistry delivers stable power for compatible HP Envy x2 models
  • 50Wh capacity supports extended runtime between charges
  • Four-cell design balances capacity with a slim profile
  • Replaces multiple HP part numbers including SM03XL and HSTNN-IB60
  • Black finish matches the original laptop aesthetic

Direct replacement battery

The TOPKTEAM SM03XL is a new 11.4 V lithium-ion pack rated at 50 Wh across four cells. It is built for HP Envy X2 15 series laptops that originally shipped with part numbers such as SM03, SM03050XL, HSTNN-IB60, TPN-I114, 466802-121, 766802-121, 766802-1C1, 767069-005 or 767069-006. The black casing matches the factory colour.

Users with a matching Envy X2 15 model

This unit suits owners of Envy X2 15-c000na, 15-c001nf, 15-c010ng, 15-c017la, 15-c021nd, 15-c050nz, 15-c098nf, 15-C011DX, 15-c001ns, 15-c010nia, 15-c020nd, 15-c050sa, 15-c000no, 15-c001tu, 15-c011nw, 15-c020nf, 15-c050na, 15-c051nz, 15-C000ND, 15-C001, 15-c001dx, 15-c000ng, 15-c101dx or 15-c000 who need a fresh 50 Wh pack. Buyers whose laptop requires a different voltage, a higher or lower watt-hour rating, or a different connector should look elsewhere.

11.4 V 50 Wh 4-cell specification

The single figure that decides fitment is the 11.4 V 50 Wh four-cell lithium-ion rating. If the original battery carried any of the listed part numbers and the same electrical values, this replacement will seat and charge correctly.

How it compares

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

Price $38.99
Pricier than about 70% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium-Ion

Questions about this item

How many charge cycles will the 4-cell 11.4V battery handle before it needs replacement?

Lithium-ion cells in this 50Wh pack typically deliver several hundred full cycles before capacity falls to around 80 %, so expect to swap it after a few years of daily use

What limits runtime first when the Envy x2 15-c001dx runs a sustained heavy load?

The 50 watt-hour capacity sets the hard ceiling; once the stored energy is depleted the system must throttle or shut down regardless of thermals

Does the black 4-cell SM03XL run hot or loud during an all-day work session?

The battery itself is passive — it generates no noise and only mild warmth; any heat or fan sound comes from the laptop's own cooling system

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