ANTIEE AS16B5J AS16B8J Battery for Acer Aspire 15.6 in - 61.3Wh

In this review the ANTIEE AS16B5J AS16B8J replacement battery is evaluated for owners of Acer Aspire 15.6 in E5-series laptops who need a direct-fit, higher-capacity spare. The bottom line: it is a straightforward, brand new 6-cell Li-ion swap that delivers the expected voltage and capacity and is best for users who want a like-for-like replacement with modern protections. Installation is simple and the battery is built to meet safety certifications and cycle life expectations, which is the main reason many will choose it.

Key Features

• 10.95V nominal voltage: Matches the original design voltage so the laptop operates without power management conflicts or error messages.
• 61.3Wh 5600mAh capacity: Offers a higher-capacity option than older 4-cell packs so users may see longer run time depending on workload and power settings.
• 6-cell Li-ion chemistry: Provides a standard balance of energy density and longevity suitable for daily productivity and media use.
• Multiple safety protections: Built with circuit protection and a smart chip to guard against short circuit, overheat, and overload scenarios for safer charging.
• Wide compatibility: Directly replaces AS16B5J and AS16B8J models for many Acer Aspire E5-575G and F5-573G series machines for an easy fit.
• Tested and certified: Marketed as UL, CE, FCC and RoHS certified and tested for true charge capacity and stable current delivery.

Who It's For

This battery is aimed at owners of Acer Aspire 15.6 in E5-575G series and compatible F5-573G laptops who need a full replacement battery and who can confirm their original battery model is AS16B5J or AS16B8J. It is a practical choice for students, commuters, and professionals who want a reliable replacement made with modern safety features and expect up to roughly 500 charge cycles over the life of the pack.

It is not for people whose laptops use the AS16A5K or AS16A8K 14.8V 4-cell batteries or any other 14.8V pack; those models are not interchangeable. Users who need the absolute longest runtime per charge or OEM support may prefer an original manufacturer service part instead.

Pros & Cons

Pros

• Direct fit for specified Acer models, making replacement quick and easy for DIY users.
• Reported ease of installation and correct fit across multiple customer experiences.
• Good safety layer with smart chip and multiple certifications, supporting stable current and low self-discharge.
• Higher 61.3Wh capacity than some 4-cell alternatives, offering potentially longer runtime.

Cons

• Battery life reports are mixed; some users see shorter-than-expected runtime around four hours depending on usage.
• Only compatible with laptops that use AS16B5J or AS16B8J models, so buyers must check their old battery model carefully.

Specifications

Model Numbers	AS16B5J, AS16B8J, 3ICR19/66-2, 31CR19/66-2, 3INR19/66-2
Voltage	10.95V
Capacity	61.3Wh / 5600mAh
Cells	6-cell Li-ion
Compatibility	Acer Aspire E5-575G series and F5-573G series
Condition	Brand new with smart chip and top circuit boards
Certifications	UL, CE, FCC, RoHS

Our Verdict

The ANTIEE AS16B5J AS16B8J battery is a sensible, value-oriented replacement for owners of supported Acer Aspire E5 and F5 series laptops who confirm model compatibility. It provides the expected 10.95V and a 61.3Wh capacity with modern safety protections, making it a practical option for users who need a quick DIY swap. Buyers should check their existing battery model and be aware that actual runtime can vary by workload and settings.

Frequently Asked Questions

How do I confirm this battery fits my laptop?
Check the model printed on your existing battery; this pack replaces AS16B5J and AS16B8J models only.

Will this work in laptops that use a 14.8V battery?
No. This is a 10.95V pack and cannot replace 14.8V AS16A5K or AS16A8K batteries.

What warranty and support are offered?
The product includes a 12 month warranty, 30 day money back policy, and 24x7 email support from the manufacturer.