Battery for Razer Blade 15 Advanced RZ09-0238 5RC30-0248 15.4V 80Wh, Compatible with RZ09-02386E71, RZ09-02386E72, RZ09-02386E73, 1-Year Warranty

**Product Overview**
Upgrade your Razer Blade 15 Advanced (RZ09-0238 series) with this premium replacement battery. Designed to restore your laptops original battery life, its ideal for heavy users who experience rapid drain, swelling, or failure to charge. Whether youre gaming, editing, or working on the go, this battery ensures consistent power delivery.

**Important Voltage Warning**
This battery is specifically designed for Razer Blade 15 Advanced models with a 15.4V system. Do NOT use it in standard Blade 15 ( 15.2V ) or older models ( 14.8V ). Using incorrect voltage may cause permanent damage to your laptops motherboard or battery controller. Always verify your original batterys voltage before purchase.

**Compatible Models & Part Numbers**
- Laptop Models: Razer Blade 15 Advanced (2019-2021) RZ09-02386E71, RZ09-02386E72, RZ09-02386E73, RZ09-02386E74, RZ09-02386E75
- Original Battery Part: 5RC30-0248, RC30-0248
- Also compatible with: RZ09-0238 (all sub-variants), RZ09-02386E series

**Specifications**
| Parameter | Value |
|-----------|-------|
| Voltage | 15.4V |
| Capacity | 80Wh (5200mAh) |
| Cell Type | Li-ion (4 cells) |
| Color | Black |
| Connector | 6-pin (compatible with original) |
| Weight | ~320g |
| Dimensions | 285 x 85 x 8mm |
| Warranty | 1 Year |

**Comparison: Original vs. Replacement**
| Feature | Original Razer Battery | Our Replacement |
|---------|-----------------------|-----------------|
| Voltage | 15.4V | 15.4V (exact match) |
| Capacity | 80Wh | 80Wh (100% capacity) |
| Safety | Standard protection | Overcharge/short-circuit/temp protection |
| Price | High (often discontinued) | Affordable with 1-year warranty |
| Availability | Limited | In stock, fast shipping |

**Installation Tips**
1. Power off your laptop and disconnect the AC adapter.
2. Remove the bottom panel (use a T5 Torx screwdriver).
3. Disconnect the old batterys connector (gently pull the tab, not the wires).
4. Remove the screws securing the old battery.
5. Insert the new battery, align the screw holes, and tighten screws (do not overtighten).
6. Reconnect the battery connector, then replace the bottom panel.
7. Charge the laptop to 100% before first use for optimal calibration.

**Safety Notes**
- If your old battery is swollen, handle with care and recycle properly.
- Do not expose the battery to water, fire, or extreme temperatures.
- For best performance, avoid draining below 10% regularly.

**Package Includes**
- 1x Replacement Battery (5RC30-0248 compatible)
-
- 1x Quick installation guide

**Warranty & Support**
We offer a 1-year replacement warranty against defects. If you encounter any issues, contact us for prompt assistance.
Please note: This is a third-party product, not manufactured by Razer.