AP18E7M Battery for Acer Nitro 5 AN515-44 AN515-54 AN517-51 Nitro 7 AN715-51 Aspire 7 A715-74G Predator Helios 300 PH315-52 PH317-53 Triton 300 PT315-51

Quick take

The AP18E7M is a lithium-polymer replacement battery designed for select Acer Nitro 5, Nitro 7, Predator Helios 300, Predator Triton 300, and related models that use the matching AP18E7M/AP18E8M part numbers. It targets buyers who want a lower-cost way to restore charging after a worn-out battery. The main catch is compatibility, so confirm your exact model and part number before you order.

Pros and cons

Pros

  • Designed around matching OEM-style identifiers (AP18E7M, AP18E8M, and listed part numbers).
  • Replacement specs listed as 15.4V, 58.75Wh, 4-cell lithium polymer.
  • Compatible-model list covers several Nitro, Nitro 7, Helios 300, Triton 300, Aspire 7, and ConceptD configurations.
  • Many buyers describe installation as manageable and charging as working after replacement.

Cons

  • Fit depends on the exact internal battery version, so the “same model name” does not guarantee compatibility.
  • Some buyers report the replacement may not reach 100% state of charge (or they may observe it runs differently), depending on their system.

What buyers think

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Buyer-review evidence for this battery centers on straightforward replacement and getting the laptop charging again. Multiple reviews describe the battery as a good value compared with replacing the entire laptop and mention results like easy installation and the device starting up after the swap. There is also limited but relevant feedback that in some cases the battery may charge only to a partial percentage, which may or may not be a dealbreaker depending on your expectations. Overall, buyer-review evidence is mainly about usability after installation rather than long-term battery health trends.

Who this battery is for

This replacement is a practical pick if you have an eligible Acer laptop listed under the AP18E7M battery’s compatibility and your current battery is no longer holding a charge. It also fits buyers who prefer a DIY repair route, since installation is repeatedly described as manageable.

Key specs and what they mean for fit

To avoid ordering the wrong pack, focus on the technical identifiers and the physical battery family that matches your laptop’s internal battery.

  • Battery type: lithium polymer (polymer).
  • Voltage: 15.4V.
  • Capacity: 58.75Wh.
  • Cells: 4-cell.
  • Battery color/fit notes: black; it is described as relatively small compared with other Acer battery families, so measuring or comparing against your original battery can help.
  • Compatible part numbers: AP18E7M, AP18E8M, and listed KT/4ICP4 variants (including KT.00407.009 and KT00407009).

The more your laptop’s original battery matches these numbers, the more likely you are to get a clean fit and expected charging behavior.

Compatibility checklist (how to avoid the common mistake)

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Battery compatibility issues are usually about internal revisions, even when laptop model names look identical. Before ordering, do a quick check using one (or both) of these methods:

  • Confirm your exact laptop model matches the eligible Nitro 5/Nitro 7/Helios 300/Aspire 7/ConceptD/Triton 300 families listed for this battery.
  • Confirm the battery part number on your original pack is one of the supported identifiers (AP18E7M/AP18E8M and the listed KT/4ICP4 numbers).

If you are unsure, the safest approach is to verify the part number from the existing battery label (or visually confirm the pack type) rather than relying only on the outer laptop product code.

Pros and cons in plain language

Why it can be a smart replacement

  • If your current battery has aged, a like-for-like spec match (15.4V, 58.75Wh, 4-cell) is a solid foundation for normal charging behavior.
  • The broad Acer model list makes it easier to find a match if you have one of the supported configurations.
  • Installation experiences in reviews suggest many buyers can complete the swap without major headaches.

The tradeoffs to expect

  • Don’t assume “Nitro 5” equals “the right battery.” The listing emphasizes that there are different battery options across closely related Acer models, so checking the exact battery version matters.
  • Charging percentage may vary. Some buyers report the new battery stops short of full charge, and behavior can depend on their specific laptop calibration and battery management system.

Verdict

The AP18E7M battery is worth considering if you need an affordable replacement for a compatible Acer Nitro 5, Nitro 7, Predator Helios 300, Predator Triton 300, Aspire 7, or ConceptD model, and your original battery part number aligns with AP18E7M/AP18E8M and the supported KT/4ICP4 variants. The biggest decision factor is compatibility, so verify the part number and internal battery family first. If you do that, it’s a practical option for getting an older system back to daily usefulness.

Price and availability

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This battery is listed as in stock for U.S. buyers at the time of writing. For the most current pricing, use the link below.

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FAQ

Is the AP18E7M battery compatible with all Acer Nitro 5 laptops?

No. There are different Acer battery versions across closely related models, so you should confirm your exact laptop model and your current battery part number (AP18E7M/AP18E8M and listed KT/4ICP4 identifiers) before ordering.

What are the AP18E7M battery specs?

It is listed as a 15.4V polymer battery with 58.75Wh capacity and a 4-cell configuration.

How difficult is installation?

Reviews commonly describe installation as straightforward, but difficulty can vary based on your laptop’s bottom cover design and your comfort level with opening the device.

Will it charge to 100%?

Some buyers report charging to about 90% after replacement, and actual behavior can vary by laptop battery management and calibration. If reaching full charge is critical for your use, plan to monitor the first few charge cycles.

Does it come with anything besides the battery?

The package includes 1x AP18E7M battery and a user manual.

How can I make sure I bought the right battery?

Verify the part number printed on your original battery, then cross-check it against the supported identifiers for this model (AP18E7M/AP18E8M and the listed KT/4ICP4 variants).

Is it rechargeable?

Yes, it is a rechargeable battery replacement.

Specifications

Product TitleAP18E7M Battery for Acer Nitro 5 AN515-44 AN515-54 AN517-51 Nitro 7 AN715-51, Aspire 7 A715-74G, Predator Helios 300 PH315-52 PH317-53, Triton 300 PT315-51, AP18E8M 4ICP4/69/90 4ICP4/70/88 KT00407009
CategoryElectronics > Computers & Accessories > Laptop Accessories > Batteries
BrandFancy Buying
ManufacturerDongguan Lewe Electronics Co., Ltd
Model NumberAP18E7M
Number of Batteries4 D batteries required.
Warranty Description1 Year Manufacturer
Battery Capacity58.75 Milliamp Hours
ReusabilityRechargeable
Compatible Phone ModelsAP18E7M AP18E8M 4ICP4/69/90 4ICP4/70/88 KT.00407.009 KT00407009. Maybe it can work for Acer Nitro 5 an515-55-53ag an515-55-53e5, for Acer Predator Helios 300 ph315-53-71hn ph315-53-72xd ph317-52-74kr
Unit Count1.0 Count
Battery Weight0.64 Pounds
Antenna LocationCycling
Battery Cell TypeLithium Polymer
Battery Cell CompositionLithium Polymer
Recommended Uses For ProductCycling

Available variants

Size

  • 8.2*1.97*0.79inch
  • 8.11*2.52*0.35inch
  • 10.43*3.9*0.24inch
  • 10.59*3.04*0.24inch
  • 11.34*4.21*0.51inch
  • 9.83*4.12*0.25inch
  • 11.55*4.19*0.51inch
  • 9.37*3.58*0.24inch
  • 9.64*3.78*0.23inch
  • 9.57*3.66*0.18inch
  • 10.3*1.56*0.85inch
  • 11.45*3.78*0.2inch
  • 8.27*3.354*0.31inch
  • 10.7*4.48*0.19inch
  • 7.52*4.09*0.24inch

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