High Quality 7.7V 53.16Wh HP TPN-I128 Battery For HP ENVY 13-AD023TU HSTNN-DB8C 921438-855 TPN-I128

Do you want to buy a cheap HP TPN-I128 Compatible battery? We offer you a cheap HP TPN-I128 Compatible battery - an incredibly high quality Compatible battery! All HP TPN-I128 are brand new,1 year Warranty, 100% Guarantee Quality and Fully Test!

✔ Battery for TPN-I128 Ships to Singapore

Product Overview

This battery is suitable as a replacement battery for HP ENVY 13-AD023TU HSTNN-DB8C 921438-855 TPN-I128 battery and HP TPN-I128 model.

High capacity HP TPN-I128 battery for longer standby time.

The battery is professionally tested to ensure the best lifespan.

1 year warranty, 30 days money back, 100% brand new!

Battery capacity (mAh/A/W) may be different; the more mAh/A/W it displays, the higher its autonomy.

Safety certified CE / FCC / RoHS.

Key Features

• High‑capacity design with 53.16Wh for extended device runtime.
• Stable 7.7V output ensures consistent performance during daily use.
• Built with high‑quality lithium‑ion cells for improved durability and long cycle life.
• Advanced protection system including overcharge, over‑discharge, overheat, and short‑circuit safeguards.
• Optimized for reliable performance in warm and humid environments.
• Lightweight and compact design for easy installation and device compatibility.

Technical Specifications

Model	TPN-I128
Battery Condition	Brand New Replacement Battery
Item Code	HPQ12N157
Category	Laptop Batteries
Brand	HP
Capacity	53.16Wh
Voltage	7.7V
Type	Li-ion
Color	Black
Applies to	HP ENVY 13-AD023TU HSTNN-DB8C 921438-855 TPN-I128
Certification	Passed CE, UL, ROHS, ISO 9001/9002 and GS certification
Service	Buy now, we promise a one-year warranty and 30-day returns

Compatible Models

Replacement Part Numbers:

• AB06XL
• 921408-2C1
• 921438-855
• TPN-I128
• HSTNN-DB8C
• TPNI128

Compatible Models：

For HP 2EX75PA 2EX78PA 2EX79PA 2EX80PA
2EX85PA 2EX86PA 2EX87PA 2EX88PA
Envy 13 2017 ENVY 13-AD019TU ENVY 13-AD022TU ENVY
13-AD023TU ENVY 13-AD024TU ENVY 13-AD025TU ENVY
13-AD026TU ENVY 13-AD027TU ENVY 13-AD028TU Envy
13-ad038tu ENVY 13-ad060na Envy 13-ad065nr Envy
13-ad101ns Envy 13-ad106ns ENVY 13-ad107ns Envy
13-ad110ns ENVY 13-ad110tu Envy 13-ad112nd

* Please make sure that the replacement battery you are buying is suitable for your device brand and model.

Battery Care & Maintenance

• Store the battery in a cool, dry environment to maintain long‑term performance.
• Avoid exposing the battery to excessive heat or direct sunlight, especially in warm and humid climates.
• Use compatible HP chargers or certified charging accessories to ensure safe and efficient charging.
• Avoid frequent full discharges; partial charge cycles help extend overall battery lifespan.
• If the battery will not be used for an extended period, keep it at around 40–60% charge before storage.
• Clean the battery contacts periodically with a dry cloth to maintain stable power delivery.
• Do not puncture, crush, or expose the battery to water or high humidity.

Frequently Asked Questions