Battery for Acer Aspire S7-392, S7-391, S7-393 Series 11.4V 3220mAh AP13F3N AP13F3K High Capacity Li-Polymer, 1-Year Warranty

**Product Overview**
This replacement built-in battery is specifically designed for the Acer Aspire S7-392 series and compatible models. It uses high-grade Li-Polymer cells to restore your laptops original battery life, allowing you to work, stream, or travel without being tethered to a power outlet.

** Important Voltage Warning**
Please confirm your original battery voltage is ** 11.4V ** before ordering. Using an incorrect voltage battery may damage your laptop or cause safety hazards. This battery is NOT compatible with 7.6V or 14.8V models.

**Compatible Models & Part Numbers**
- Laptop Models: Acer Aspire S7-391, S7-392, S7-393 (all sub-variants)
- Replacement Part Numbers: AP13F3N, AP13F3K, AP13F3L, KT. 00303.001, KT. 00303.002

**Battery Specifications**

| Parameter | Value |
|-----------|-------|
| Chemistry | Li-Polymer (Lithium Polymer) |
| Voltage | 11.4V (nominal) |
| Capacity | 3220mAh / 36.7W h |
| Cell Count | 3 cells in series |
| Color | Black |
| Weight | Approx. 210g |
| Connector | 4-pin (matching original) |

**Comparison Table: Original vs Replacement**

| Feature | Original Acer AP13F3N | Our Replacement |
|---------|----------------------|----------------|
| Capacity | 3220mAh / 36.7W h | 3220mAh / 36.7W h (same) |
| Cell Type | Li-Polymer | Li-Polymer (Grade A cells) |
| Safety Circuit | Yes | Yes (with upgraded IC) |
| Warranty | 1 year (limited) | 12 months (full coverage) |
| Price | High (OEM) | Affordable (compatible) |

**Installation Tips**
1. Power off your laptop and unplug the AC adapter.
2. Remove the bottom cover (screws may be hidden under rubber feet).
3. Disconnect the old battery connector carefully (do not pull on wires).
4. Remove the old battery screws and lift it out.
5. Insert the new battery, secure screws, reconnect the connector.
6. Replace the bottom cover and charge the battery to 100% before first use.
7. If the laptop does not power on, check that the connector is fully seated.

**Package Includes**
- 1 x Replacement Battery (AP13F3N)
- 1 x Screwdriver set (Phillips)
- 1 x Plastic pry tool


**Customer Notes**
- This battery is a compatible replacement, not an original Acer product.
- For best performance, calibrate the battery once a month: fully charge, then discharge to 5%.
- If you experience any issues, contact us immediately for a replacement or refund.

**Shipping & Warranty**
- Shipped from local warehouse (fast delivery).
- 12-month warranty against defects.
- 30-day no-questions-asked return policy.

Order with confidence your laptop will be back to full power in minutes!