Your Browsing History
- Free 30-day Returns
$43.28
Ships from China.
Meet Your Seller
Visit Xuanlan Store
FOLLOW
Laptop Battery for ASUS F505B K505BP A505Z X505BA X505BP B31N1631, 11.55V 42Wh, High Capacity, 2-Year Warranty
- High-Capacity 42Wh Power: Provides reliable, long-lasting battery life for your ASUS F505B, K505BP, A505Z, X505BA, and X505BP laptops, ensuring you stay productive on the go.
- Perfect Fit & Compatibility: Directly replaces original battery model B31N1631, compatible with a wide range of ASUS series including F505, K505, A505, and X505.
- Advanced Safety Protection: Built-in overcharge, over-discharge, short circuit, and over-temperature protection circuits ensure safe and stable performance.
- Easy Installation: Plug-and-play design with no drivers or software required; simply remove your old battery and install this one in minutes.
- Year Warranty & 30-Day Money-Back Guarantee: Buy with confidence; we stand behind the quality of our batteries with a hassle-free return policy.
+
+
Overview
Specs
Reviews
**Product Description**
Upgrade your ASUS laptop with this high-performance replacement battery, specifically designed for the F505B, K505BP, A505Z, X505BA, and X505BP models. With a voltage of 11.55V and a capacity of 42Wh, this battery delivers consistent power to keep your device running smoothly for work, study, or entertainment.
**Important Voltage Warning**
Please verify that your original battery voltage is 11.55V before purchasing. Using an incorrect voltage battery may cause damage to your laptop or battery. If your original battery voltage differs (e. g., 11.4V or 14.4V ), please check your model number and contact us for the correct match.
**Compatible Models & Part Numbers**
- Laptop Models: ASUS F505B, F505BP, K505BP, A505Z, X505BA, X505BP, F505 Series, K505 Series, A505 Series, X505 Series
- Replacement Part Numbers: B31N1631, B31N1631-1, B31N1631-2, B31N1631-3
**Specifications Table**
| Specification |
|---------------|---------|
| Battery Type | Li-ion |
| Voltage | 11.55V |
| Capacity | 42Wh / 3800mAh |
| Color | Black |
| Cell Quantity | 3 cells |
| Weight | Approx. 200g |
| Dimensions | 270 x 50 x 5.5 mm (check fitment) |
**Comparison Table: Original vs. Replacement**
| Feature | Original ASUS Battery | Our Replacement Battery |
|---------|----------------------|------------------------|
| Voltage | 11.55V | 11.55V (exact match) |
| Capacity | 42Wh | 42Wh (same or higher) |
| Safety Certifications | Yes | CE, FCC, RoHS certified |
| Warranty | 1 year | 2 years |
| Price | High | Affordable |
**Installation Tips**
1. Power off your laptop and unplug the AC adapter.
2. Remove the back cover (screws may be required; keep them safe).
3. Disconnect the old battery connector carefully.
4. Insert the new battery and reconnect the connector.
5. Replace the back cover and screws.
6. Charge the battery fully before first use for optimal performance.
**Note: ** If your laptop does not detect the new battery, try
a hard reset: disconnect the battery, press and hold the power button for 15 seconds, then reconnect and restart.
**Package Includes**
- 1 x Replacement Battery
-
**Customer Support**
We offer 24/7 customer service. If you have any questions about compatibility or installation, please contact us before returning. Your satisfaction is our priority.
Upgrade your ASUS laptop with this high-performance replacement battery, specifically designed for the F505B, K505BP, A505Z, X505BA, and X505BP models. With a voltage of 11.55V and a capacity of 42Wh, this battery delivers consistent power to keep your device running smoothly for work, study, or entertainment.
**Important Voltage Warning**
Please verify that your original battery voltage is 11.55V before purchasing. Using an incorrect voltage battery may cause damage to your laptop or battery. If your original battery voltage differs (e. g., 11.4V or 14.4V ), please check your model number and contact us for the correct match.
**Compatible Models & Part Numbers**
- Laptop Models: ASUS F505B, F505BP, K505BP, A505Z, X505BA, X505BP, F505 Series, K505 Series, A505 Series, X505 Series
- Replacement Part Numbers: B31N1631, B31N1631-1, B31N1631-2, B31N1631-3
**Specifications Table**
| Specification |
Details
||---------------|---------|
| Battery Type | Li-ion |
| Voltage | 11.55V |
| Capacity | 42Wh / 3800mAh |
| Color | Black |
| Cell Quantity | 3 cells |
| Weight | Approx. 200g |
| Dimensions | 270 x 50 x 5.5 mm (check fitment) |
**Comparison Table: Original vs. Replacement**
| Feature | Original ASUS Battery | Our Replacement Battery |
|---------|----------------------|------------------------|
| Voltage | 11.55V | 11.55V (exact match) |
| Capacity | 42Wh | 42Wh (same or higher) |
| Safety Certifications | Yes | CE, FCC, RoHS certified |
| Warranty | 1 year | 2 years |
| Price | High | Affordable |
**Installation Tips**
1. Power off your laptop and unplug the AC adapter.
2. Remove the back cover (screws may be required; keep them safe).
3. Disconnect the old battery connector carefully.
4. Insert the new battery and reconnect the connector.
5. Replace the back cover and screws.
6. Charge the battery fully before first use for optimal performance.
**Note: ** If your laptop does not detect the new battery, try
a hard reset: disconnect the battery, press and hold the power button for 15 seconds, then reconnect and restart.
**Package Includes**
- 1 x Replacement Battery
-
**Customer Support**
We offer 24/7 customer service. If you have any questions about compatibility or installation, please contact us before returning. Your satisfaction is our priority.
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 90 days
- This item is covered by xuanlan Return Policy
Manufacturer Contact Info
- For a directory of all our manufacturers, please click below.
- Manufacturers Directory
LOADING...