Genuine AP18C4K Battery Replacement for Acer Laptops – Reliable Power, Exceptional Performance
Keep your Acer running at its best with the Genuine AP18C4K Battery Replacement, designed for Acer Aspire 5 A515-43G, A515-43, A515-44, A515-44G, Spin 3 SP314-54N, SP314-54N-54XS, and related models. With 48Wh high-capacity power and 4-cell lithium-ion technology (15.2V, 3220mAh), this battery delivers long-lasting performance, stable output, and dependable reliability for your daily work, study, or entertainment.
Engineered with premium A-grade cells, the AP18C4K offers superior safety, consistent charging cycles, and energy efficiency — meeting or exceeding OEM standards. Whether you’re replacing an aging battery or upgrading for longer unplugged time, this is a smart investment in productivity and peace of mind.
Product Highlights
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Voltage: 15.2V
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Capacity: 48Wh / 3220mAh
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Cell Type: 4-cell Li-ion, high-quality A+ cells
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Compatible Models: Acer Aspire 5 A515-43G / A515-43 / A515-44 / A515-44G / Spin 3 SP314-54N / SP314-54N-54XS / A515-43-R057 / A515-43G-R05T / A515-44G-R26L / A515-43-R9B1 / A515-43G-R1SJ
Why Choose This Battery?
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100% brand-new genuine cells – not refurbished or aftermarket.
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Long battery life with up to 500 charge cycles for extended use.
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Overcharge and overheat protection for complete safety.
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Perfect compatibility with Acer’s original design – plug and play installation.
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High cost-performance ratio – premium quality without the premium price.
Upgrade your Acer’s endurance today! Get the Genuine AP18C4K battery and enjoy reliable, long-lasting power wherever you go.

Replacement for Part Number:
AP18C4K,3ICP5/81/68,AP18C8K,3INP5/82/70,KT.00304.012,KT.0030G.020,KT00304012,KT0030G020
Compatible Laptop Models (Use “Ctrl+F” to find your model quickly)
- Acer Aspire 5 A515-43 Series:
Acer Aspire 5 A515-43-R057 A515-43-R19L A515-43-R1JA A515-43-R2MQ A515-43-R33M A515-43-R3GE A515-43-R4Q7 A515-43-R4YY A515-43-R4Z2 A515-43-R5HG A515-43-R5QW A515-43-R7B8 A515-43-R7MS A515-43-R9B1.
- Acer Aspire 5 A515-43G Series:
Acer Aspire 5 A515-43G-R05T A515-43G-R1SJ A515-43G-R2W2 A515-43G-R54V A515-43G-R5UC A515-43G-R967 A515-43G-R9MJ A515-43G-R9ZW.
- Acer Aspire 5 A515-44 A515-44G Series, Acer Spin 3 SP314-54N Series.
- for ACER Aspire 3 A315-5 series , for ACER Aspire 5 A514-5, A517-52 series.
- for ACER Aspire 7 A715-41G series , for ACER Chromebook 314, 315 series.
- for ACER Enduro EN314-51W,EUN314-51W series , for ACER Spin 3 SP313-51N,SP314-21 series.
- for ACER Spin 511 R753T, Spin 512 R853TA series , for ACER Swift 3 SF314-42,SF314-58 series.
- for ACER TravelMate P2 P214-52,P2 P214-53 series.
Q1: Is this AP18C4K battery compatible with my Acer laptop model?
Yes! This Genuine AP18C4K Battery Replacement is fully compatible with a wide range of Acer models including Aspire 5 A515-43G, A515-43, A515-44, A515-44G, Spin 3 SP314-54N, SP314-54N-54XS, and more. It’s an exact fit designed to meet original OEM standards, ensuring perfect installation and stable connection.
Q2: What are the specifications of the AP18C4K battery?
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Battery Type: Li-ion Rechargeable
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Voltage: 15.2V
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Capacity: 48Wh / 3220mAh
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Cells: 4-Cell Design
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Condition: Brand New, 100% Genuine Replacement
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Certification: CE / FCC / RoHS Certified for Safety
This balance of high capacity and lightweight design guarantees long-lasting battery life and consistent performance for both work and entertainment.
Q3: How does this battery compare to the original Acer battery?
The Genuine AP18C4K offers the same or better performance than the original Acer battery. It’s manufactured with premium lithium-ion cells for stable output, extended lifespan, and protection against overcharging or overheating. You’ll get the same reliability as your original power source — but at a much more affordable price.
Q4: How long does the AP18C4K battery last per charge?
With up to 4–6 hours of continuous use (depending on your system settings and workload), this high-capacity 48Wh battery delivers excellent endurance for study, business, or streaming. It’s ideal for users who need a dependable and long-running laptop battery replacement.
Q5: Why choose this replacement battery instead of cheaper alternatives?
Unlike low-quality clones, our Genuine Acer AP18C4K Battery Replacement ensures:
Stable voltage output and safe performance
Original-grade lithium cells with 500+ recharge cycles
Comprehensive protection (short-circuit, over-voltage, over-current, thermal)
Perfect compatibility and plug-and-play installation
This is the best-value, high-reliability Acer battery for anyone who wants OEM-level performance at a competitive price.
Q6: How can I extend my new battery’s lifespan?
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Avoid keeping the laptop plugged in 24/7.
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Store the battery at around 50% charge if unused for long periods.
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Keep it away from extreme heat or humidity.
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Use genuine Acer chargers for best results.
Upgrade your Acer power today!
Get your Genuine AP18C4K 48Wh Battery Replacement now and bring your Acer Aspire 5 or Spin 3 back to life with reliable, long-lasting power.
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