NinjaBatt HP Laptop Battery 14.8V 2200mAh (4-Cell)

NinjaBatt's 4-cell 2200mAh replacement battery restores portable power for compatible HP Envy, Pavilion and ProBook laptops with reliable, tested performance.

If your HP laptop shows short runtimes, unexpected shutdowns, or a swollen battery icon, this NinjaBatt replacement is built to bring consistent charge back to your notebook. Designed as a direct-fit alternative to part numbers like 756743-001, 756744-001 and V104 vi04, the battery uses grade-A lithium-ion cells, protective circuitry and industry-standard connectors so installation is straightforward and safe.

Which HP models will this NinjaBatt battery work with?

This battery is manufactured to be compatible with a wide list of HP Envy, Pavilion and ProBook models including multiple 14-, 15- and 17-inch variants. Check your original battery part number against the listed part numbers to confirm fit before purchasing.

• Compatible with Envy: 14T-U000 series, 15-K000 series and 17-K100 series.
• Supports Pavilion 14/15/17 variants listed in the compatibility section.
• Replaces OEM numbers: 756743-001, 756744-001, 756478-851, 756478-422 and related codes.

How long will the NinjaBatt battery run and how many cycles can I expect?

This 14.8V, 33Wh (2200mAh) battery provides typical laptop runtimes comparable to original equipment under similar workloads. Constructed with grade-A cells and quality circuitry, it is rated for up to ~500 charge cycles under normal use.

• Rated capacity: 2200mAh / 33Wh at 14.8V for reliable run time.
• Expected lifespan: up to 500 charge cycles with proper care.
• Testing performed to match OEM charging characteristics and capacity expectations.

What safety features and protections are included?

NinjaBatt equips this replacement with multiple safety measures to protect your laptop and the battery itself. The internal protection board helps prevent common risks like overcurrent, overheating and short circuits, while quality assembly reduces failure chances from poor contacts or manufacturing defects.

• Overheat, overload and short-circuit protection circuitry included.
• Assembled with high-quality PCB and secure connectors to reduce risk.
• Conforms to industry safety expectations for consumer laptop batteries.

How easy is it to install and what warranty support is offered?

Installation is straightforward for notebooks with removable battery compartments or service panels; always power down and follow your laptop’s disassembly guide. NinjaBatt backs the battery with a 12-month warranty to cover manufacturing defects and provides customer support for compatibility or installation questions.

• Direct replacement design for original mounting points and connector orientation.
• Simple swap procedure for most Envy/Pavilion/ProBook serviceable models.
• 12-month limited warranty and customer support included with purchase.

Who is this for: This NinjaBatt 4-cell 2200mAh battery is intended for HP owners who need a dependable, cost-effective replacement for an aging or failing OEM battery. It's ideal for people who want a direct-fit alternative that restores reasonable portable runtime, includes safety protections, and comes with a one-year warranty—perfect for students, professionals, and anyone who relies on their HP laptop away from a power outlet.