HP Pavilion x360 Convertible 14 14m Series Battery BK03XL 11.55V 41.7Wh

Product Overview

The BK03XL is a high-performance OEM-grade replacement battery delivering 41.7Wh / 3630mAh at 11.55V for the HP Pavilion x360 Convertible 14 and 14m Series 2-in-1 laptops. It replaces original part numbers BK03XL, HSTNN-UB7G, 916366-421, 916366-541 and TPN-W125, restoring factory runtime and stable energy output for your convertible. Ships 100% brand new with a 1-year warranty.

Specifications

Attribute	Details
Standard Model	BK03XL
Capacity	3630mAh / 41.7Wh
Voltage	11.55V
Battery Type	Li-ion
Cell	Made in China, high quality guarantee
Color	Black
Condition	Replacement Battery (100% Brand New, 1-Year Warranty)
Warranty	1-Year Warranty

Replace Part Numbers

• BK03XL
• HSTNN-UB7G
• 916366-421
• 916366-541
• TPN-W125

Compatible Models

• HP Pavilion x360 14 Series
• HP Pavilion x360 14m Series
• HP Pavilion x360 14-ba000
• HP Pavilion x360 14-bw000
• HP Pavilion x360 14m-ba114dx

FAQ

Which HP Pavilion laptops does the BK03XL battery fit?

The BK03XL fits the HP Pavilion x360 Convertible 14 and 14m Series, including models 14-ba000, 14-bw000 and 14m-ba114dx. Check the BK03XL code printed on your original battery label before ordering.

Is this BK03XL battery 100% brand new and safe?

Yes — it is 100% brand new with high-density Li-ion cells and built-in BMS protection against overcharge, over-discharge and short circuit, delivering stable power for your 2-in-1 convertible.

What warranty is included?

A 1-year warranty is included with dedicated after-sales support. Installation is plug-and-play with a 1:1 factory fit — no modification required.