High Quality 15.4V 5845mAh/90W ACER AP21A8T Battery For Acer Nitro 5 AN517-55 Helios 300 PH317-56, Acer Predator Helios 300 ph315-55 ph315-54-760s

Do you want to buy a cheap ACER AP21A8T Compatible battery? We offer you a cheap ACER AP21A8T Compatible battery - an incredibly high quality Compatible battery! All ACER AP21A8T are brand new,1 year Warranty, 100% Guarantee Quality and Fully Test!

✔ Battery for AP21A8T Ships to Singapore

Product Overview

This battery is suitable as a replacement battery for Acer Nitro 5 AN517-55 Helios 300 PH317-56, Acer Predator Helios 300 ph315-55 ph315-54-760s battery and ACER AP21A8T model.

High capacity ACER AP21A8T 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 5845mAh/90W for extended device runtime.
• Stable 15.4V 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	AP21A8T
Battery Condition	Brand New Replacement Battery
Item Code	ACE23SE1752
Category	Laptop Batteries
Brand	ACER
Capacity	5845mAh/90W
Voltage	15.4V
Type	Li-ion
Color	Black
Applies to	Acer Nitro 5 AN517-55 Helios 300 PH317-56, Acer Predator Helios 300 ph315-55 ph315-54-760s
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:

• AP21A7T
• AP21A8T
• KT0040G014

Compatible Models：

For Acer
Nitro 5 AN517-55-50NF, Nitro 5 AN517-55-50P0,
Nitro 5 AN517-55-523H, Nitro 5 AN517-55-53ZU,
Nitro 5 AN517-55-55AM, Nitro 5 AN517-55-56G1,
Nitro 5 AN517-55-5794, Nitro 5 AN517-55-57WA,
Nitro 5 AN517-55-70QP, Nitro 5 AN517-55-713K,
Nitro 5 AN517-55-715X, Nitro 5 AN517-55-72FC,
Nitro 5 AN517-55-72GU, Nitro 5 AN517-55-72R4,
Nitro 5 AN517-55-72VY, Nitro 5 AN517-55-731L,
Nitro 5 AN517-55-738R,Nitro 5 AN517-55-73NJ,
Nitro 5 AN517-55-73VP, Nitro 5 AN517-55-73WQ,
Nitro 5 AN517-55-747X, Nitro 5 AN517-55-74K4,
Nitro 5 AN517-55-74L0, Nitro 5 AN517-55-7501,
Nitro 5 AN517-55-756P, Nitro 5 AN517-55-75H9,
Nitro 5 AN517-55-75R4, Nitro 5 AN517-55-75R8,
Nitro 5 AN517-55-76QM, Nitro 5 AN517-55-76Z7,
Nitro 5 AN517-55-77MX, Nitro 5 AN517-55-77P1,
Nitro 5 AN517-55-77YT, Nitro 5 AN517-55-78KU,
Nitro 5 AN517-55-78NJ, Nitro 5 AN517-55-79GW,
Nitro 5 AN517-55-79QV,

Predator Helios 18 PH18-71, Predator Helios 18 PH18-71-72AS,
Predator Helios 18 PH18-71-72QZ, Predator Helios 18 PH18-71-74ET,
Predator Helios 18 PH18-71-74M5, Predator Helios 18 PH18-71-77CC,
Predator Helios 18 PH18-71-90AU, Predator Helios 18 PH18-71-91U5,
Predator Helios 18 PH18-71-93CJ, Predator Helios 18 PH18-71-98BE,
Predator Helios 18 PH18-71-998G, Predator Helios 18 PH18-71-99ER,

Predator Helios 300 PH315-54-760S, Predator Helios 300 PH315-55,
Predator Helios 300 PH315-55-51BA, Predator Helios 300 PH315-55-538Z,
Predator Helios 300 PH315-55-58FY, Predator Helios 300 PH315-55-70N1,
Predator Helios 300 PH315-55-70ZV, Predator Helios 300 PH315-55-71SW,
Predator Helios 300 PH315-55-71WE, Predator Helios 300 PH315-55-724G,
Predator Helios 300 PH315-55-72EA, Predator Helios 300 PH315-55-72J4,
Predator Helios 300 PH315-55-73N9, Predator HELIOS 300 PH315-55-749G,
Predator Helios 300 PH315-55-74FV, Predator Helios 300 PH315-55-750X,
Predator Helios 300 PH315-55-751D, Predator Helios 300 PH315-55-75GP,
Predator Helios 300 PH315-55-75K6, Predator Helios 300 PH315-55-764C,
Predator Helios 300 PH315-55-766X, Predator Helios 300 PH315-55-767B,
Predator Helios 300 PH315-55-76KG, Predator Helios 300 PH315-55-770K,
Predator Helios 300 PH315-55-77UZ, Predator Helios 300 PH315-55-782K,
Predator Helios 300 PH315-55-784Y, Predator Helios 300 PH315-55-78FC,
Predator Helios 300 PH315-55-78L7, Predator Helios 300 PH315-55-78LF,
Predator Helios 300 PH315-55-790G, Predator Helios 300 PH315-55-791W,
Predator Helios 300 PH315-55-795C, Predator Helios 300 PH315-55-796N,
Predator Helios 300 PH315-55-79AU, Predator Helios 300 PH315-55-79FW,
Predator Helios 300 PH315-55-79ZV, Predator Helios 300 PH317-55-95XR,
Predator Helios 300 PH317-56, Predator Helios 300 PH317-56-70C3,
Predator Helios 300 PH317-56-70XJ, Predator Helios 300 PH317-56-710H,
Predator Helios 300 PH317-56-718D, Predator Helios 300 PH317-56-722C,
Predator Helios 300 PH317-56-724M, Predator Helios 300 PH317-56-7292,
Predator Helios 300 PH317-56-72SP, Predator Helios 300 PH317-56-74AG,
Predator Helios 300 PH317-56-75RR, Predator Helios 300 PH317-56-75UZ,
Predator Helios 300 PH317-56-76E9, Predator Helios 300 PH317-56-773G,
Predator Helios 300 PH317-56-77ZP, Predator Helios 300 PH317-56-78FW,
Predator Helios 300 PH317-56-78LS, Predator Helios 300 PH317-56-78LY,
Predator Helios 300 PH317-56-78SM, Predator Helios 300 PH317-56-78YQ,
Predator Helios 300 PH317-56-7929, Predator Helios 300 PH317-56-79UV,
Predator Helios 300 PH317-56-987C

* 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 ACER 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