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Rectangular black lithium-ion laptop battery with label showing model HT03XL

No Sew

No Sew HT03XL 3630 mAh 11.55 V 41.89 Wh laptop battery

SKU CH-NSKV-4TYFR MPN HT03XL

Replacement lithium-ion battery rated 11.55 V, 3630 mAh, 41.89 Wh for HP Pavilion 14 and 15 series laptops

  • ColorHT03XL
  • Type3630 milliamp_hours
  • CompatibilityHTO3XL L11119-855 HP 14M-DH0003DX 14M-DH1003DX 15T-DA000
  • Battery TypeLithium-Ion
  • Battery Voltage5V
  • Battery Capacity3630 milliamp_hours
  • Replaces original HP battery with exact 41.89 Wh capacity
  • Lithium-ion chemistry delivers reliable rechargeable power for daily use
  • Fits HP Pavilion 14-CE 14-CF 14-DF 15-CS 15-DA 15-DB 17-by 17-CA series
  • Matches part numbers HT03XL L11119-855 HSTNN-UB7J L11421-542 for direct swap
  • Weighs 246 grams for lightweight portability

Replacement Battery for HP Pavilion Series

The No Sew HT03XL is a lithium-ion laptop battery rated at 3630 mAh and 11.55 V for 41.89 Wh. It fits a wide range of HP Pavilion 14, 15 and 17 models including the 14-CE, 14-CF, 14-DF, 15-CS, 15-DA, 15-DB, 17-by and 17-CA series. The pack also matches HP 240 G7, 245 G7, 250 G7, 255 G7, 340 G5 and 348 G5 devices.

Direct OEM Part-Number Match

The unit replaces original part numbers HSTNN-DB8R, HSTNN-DB8S, HSTNN-IB80, HSTNN-LB8L, HSTNN-LB8M, HSTNN-UB7J, HT03041XL and the L11421 family including L11421-1C1, L11421-2C1, L11421-542 and L11421-545. No separate cables, software or mounting brackets are included in the package.

Fixed Voltage and Capacity Limits

The cell chemistry delivers a single 11.55 V output with a fixed 3630 mAh capacity, so runtime is determined by the laptop’s power draw rather than any user-adjustable setting. The battery weighs 246 grams and is not compatible with systems that require a different voltage, connector layout or higher watt-hour rating.

Highlights

  • Replaces original HP battery with exact 41.89 Wh capacity
  • Lithium-ion chemistry delivers reliable rechargeable power for daily use
  • Fits HP Pavilion 14-CE 14-CF 14-DF 15-CS 15-DA 15-DB 17-by 17-CA series
  • Matches part numbers HT03XL L11119-855 HSTNN-UB7J L11421-542 for direct swap
  • Weighs 246 grams for lightweight portability

Specifications

BrandTREE.NB
ModelHT03XL
Part NumberHT03XL
ColorHT03XL
Type3630 milliamp_hours
CompatibilityHTO3XL L11119-855 HP 14M-DH0003DX 14M-DH1003DX 15T-DA000
Battery TypeLithium-Ion
Battery Voltage5V
Battery Capacity3630 milliamp_hours
AC Adapter Voltage11.55 volts_of_alternating_current
Featureslithium_ion, Rechargeable, 11.55 volts_of_alternating_current, 3630 milliamp_hours, 41.89 watt_hours, HTO3XL L11119-855 HP 14M-DH0003DX 14M-DH1003DX 15T-DA000, Adults
FunctionAdults, HTO3XL L11119-855 HP 14M-DH0003DX 14M-DH1003DX 15T-DA000
Weight246 grams

Questions about this item

When will the 3630 mAh Li-ion cells need replacement under daily charge cycles?

Lithium-ion chemistry typically delivers several hundred full cycles before capacity drops to roughly 80 percent of the rated 41.89 Wh.

What thermal limit appears first when the pack runs at 11.55 V continuously?

The internal protection circuit interrupts discharge if cell temperature exceeds the safety threshold built into the HT03XL design.

How much heat does the 246 g battery generate during all-day operation?

Normal use produces only modest warmth; the pack stays within the thermal envelope defined for the HP Pavilion series it supports.

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