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Rectangular black lithium polymer laptop battery with connector cable

NShi

NShi PG03XL 11.52V 65Wh 5430mAh laptop battery

SKU CH-3Q3S-YDJQD MPN PG03XL

A 65Wh 11.52V lithium-polymer replacement battery for HP Spectre X360 15-ap series notebooks, matching part numbers PG03XL and HSTNN-LB7C

  • Battery typeLithium Polymer
  • 65Wh capacity powers extended work sessions
  • 52V lithium-polymer cells match original specifications
  • Compatible with HP Spectre X360 15-ap series notebooks
  • Replaces part numbers PG03XL HSTNN-LB7C 831758-005
  • Up to 600 recharge cycles with Grade A cells

Replacement Battery for HP Spectre X360 15

This 11.52V lithium-ion pack delivers 65Wh and 5430mAh for the HP Spectre X360 15-ap series notebooks. It replaces part numbers PG03XL, HSTNN-LB7C, 831532-421 and 831758-005. Buyers must verify the exact model and connector layout before ordering because two Type B variants exist with different cable lengths.

Thermal Behaviour and Power Draw

Grade A cells and a smart chip keep power consumption low during normal operation. The pack is rated for up to 600 recharge cycles when maintained correctly. No active cooling or fan is involved, so the battery adds no audible noise to the system.

First-Use Conditioning and Maintenance

The manual instructs a discharge to 5% followed by a charge to 95%, repeated three to four times to wake the new cells. A full discharge and charge every other month helps extend overall lifespan. Avoid leaving the AC adapter connected continuously while the battery is in use.

How it compares

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

Price $63.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium Polymer

Questions about this item

How do I install the PG03XL battery in my HP Spectre X360 15-ap000 series and which step do people often miss?

Open the case, disconnect the old battery, match the connector location and cable length exactly to the Type B layout shown, then secure the new pack; the step most often missed is verifying the cable length before fitting.

What maintenance will this 65Wh lithium-polymer pack need later to keep its 600-cycle rating?

Discharge to 5%, charge to 95% for 3-4 cycles on first use, then repeat a full discharge-charge every other month; avoid leaving the AC adapter connected continuously.

What limit appears first under sustained heavy load on this 11.52 V battery?

The smart chip will throttle output to protect the Grade A cells once temperature or voltage thresholds are reached, reducing run-time until the pack cools.

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