Product Overview
The AC14B8K is an OEM-grade 48Wh / 3220mAh Li-ion replacement battery engineered for a wide range of Acer laptops, including the Acer Swift 3 SF314-52, the Acer Spin 5 SP513-51 convertible and popular Acer Aspire notebooks such as the CB3-111 / CB5-311, the ES1-131 / ES1-311 / ES1-511 / ES1-512 / ES1-520 / ES1-521 / ES1-531 / ES1-731 series and the E5-771 / E5-771G, V3-111 / V3-371 / V5-122, R3-131T / R5-431T / R5-471T lines. Precision-matched to the original factory specification at 15.2V, it restores the full all-day runtime, stable charging and dependable power delivery of your Acer notebook. Built with Grade-A high-density cells and an integrated BMS with overcharge, over-discharge and short-circuit protection. Ships 100% brand new, backed by a 1-year warranty.
Specifications
| Attribute | Details |
|---|---|
| Standard Model | AC14B8K |
| Capacity | 48Wh / 3220mAh |
| Voltage | 15.2V |
| Battery Type | Li-ion Polymer |
| Cell | Grade-A, high quality guarantee |
| Condition | Replacement Battery (100% Brand New) |
| Warranty | 1-Year Warranty |
Replace Part Numbers
- AC14B8K
- 4ICP5/57/80
Compatible Models
- For Acer Aspire CB3-111
- For Acer Aspire CB5-311
- For Acer Aspire ES1-131
- For Acer Aspire ES1-311
- For Acer Aspire ES1-511
- For Acer Aspire ES1-512
- For Acer Aspire ES1-520
- For Acer Aspire ES1-521
- For Acer Aspire ES1-531
- For Acer Aspire ES1-731
- For Acer Aspire E5-771
- For Acer Aspire E5-771G
- For Acer Aspire V3-111
- For Acer Aspire V3-371
- For Acer Aspire V5-122
- For Acer Aspire R3-131T
- For Acer Aspire R5-431T
- For Acer Aspire R5-471T
- For Acer Swift 3 SF314-52
- For Acer Spin 5 SP513-51
FAQ
Which Acer laptops does the AC14B8K battery fit?
The AC14B8K battery fits the Acer Swift 3 SF314-52, the Acer Spin 5 SP513-51, and a wide range of Acer Aspire notebooks including the CB3-111 / CB5-311, the ES1-131 / ES1-311 / ES1-511 / ES1-512 / ES1-520 / ES1-521 / ES1-531 / ES1-731 series, and the E5-771 / E5-771G, V3-111 / V3-371 / V5-122, R3-131T / R5-431T / R5-471T models. Check the model code printed on the bottom cover of your laptop before ordering.
What is the capacity and voltage of the AC14B8K battery?
The battery delivers 48Wh / 3220mAh at 15.2V, matching the original Acer factory specification. Built with fresh Grade-A cells, it restores dependable battery life for everyday work, streaming and light productivity.
How can I confirm the AC14B8K battery matches my laptop before buying?
Turn off the laptop, remove the bottom cover and read the label on your original battery. If it lists AC14B8K or 4ICP5/57/80, this battery is a direct drop-in replacement. Also confirm the voltage printed on your old battery is 15.2V before ordering.
Is the AC14B8K battery brand new and covered by a warranty?
Yes — it is 100% brand new with Grade-A cells and built-in protection against overcharge, over-discharge and short circuit. Every unit is backed by a 1-year warranty and ships quickly from stock.
注意：
这不是所有兼容笔记本电脑机型的完整列表。您可以打开笔记本电脑的底部来检查原装电池型号。如有任何兼容性问题，请在线咨询我们。外壳采用耐用材料制成，主板采用先进技术，电池芯采用优质原材料生产，确保长期使用后不会损坏。
我们的产品配备过压、过流、过充等多重保护技术，有效保护电池和设备的安全。
配送方式
| 运输方式 | 配送至 | 预计送达时间 | 运费 | 税费 |
|---|---|---|---|---|
| USPS / DHL | 美国 | 10-15 个工作日 | 免费 | 免费 |
| Canada Post | 加拿大 | 10-15 个工作日 | 免费 | 免费 |
| Royal Mail / Yodel | 英国 | 15-20 个工作日 | 免费 | 免费 |
| DHL | 德国 | 15-20 个工作日 | 免费 | 免费 |
| La Poste | 法国 | 15-20 个工作日 | 免费 | 免费 |
| Correios | 巴西 | 15-25 个工作日 | 起 $6.99 | 免费 |
| 本地快递 | 东南亚 / 东亚 | 5-10 个工作日 | 免费 | 免费 |
| 本地快递 | 欧洲其他地区 | 20-25 个工作日 | 起 $5.99 | 免费 |
| 本地快递 | 阿联酋 / 沙特阿拉伯 / 以色列 | 16-20 个工作日 | 起 $7.99 | 免费 |
📦 运输及物流信息
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请访问我们的 “本地配送” 页面查看可立即发货的商品。
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🚚 预计送达时间
(1) 从中国发货：
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- 欧洲/南美：15-20 个工作日
(2) 从本地仓库发货：
- 美国仓库：3-5 个工作日
- 欧洲仓库：2-10 个工作日
- 俄罗斯仓库：3-5 个工作日
注意：具体到达时间取决于不同国家及海关处理速度。
⚠️ 税费及海关信息：
全球产品价格已包含关税（部分国家可能需要提供税号）。具体运费请参考结算发票。如包裹被海关查验，将进行特殊处理。
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银行转账
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- How long does a KingSener battery last?2 to 3 years (approx. 500-800 charge cycles) under normal temperatures.
- Laptop says "Battery Not Detected". How to fix?1. Hard Reset: Unplug AC, remove battery, hold power button for 30 seconds.
2. Clean Contacts: Wipe metal connection pins.
3. Reset Drivers: Uninstall battery drivers in Device Manager, then restart.
4. Update BIOS: Ensure motherboard firmware is up to date. - Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- How do I store a laptop battery long-term?Store it at 50% charge in a cool, dry place. Never store at 0% or 100%. Cycle the battery every 3 months to maintain chemical activity.
-
Are KingSener batteries safe?Yes. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating. Fully CE, FCC, and RoHS certified.