The MB04XL is a 15.4V 55.67Wh (3615mAh) Li-ion battery for HP Envy x360 M6 Convertible and 15-AQ / 15-AR series. It replaces part numbers HSTNN-UB6X, MBO4XL, MB04055XL, TPN-W119, TPN-W120, 843538-541, 844204-850, 844204-855. Backed by a 1-year warranty.
Replacement Battery Specification
- Battery Model: MB04XL
- Capacity: 3615mAh / 55.67Wh
- Voltage: 15.4V
- Battery Type: Li-ion
- Cell: Made in China, high quality guarantee
- Color: Black
- Condition: Replacement Battery (100% Brand New, 1-year warranty)
Replace Part Numbers
- MB04XL
- MBO4XL
- MB04055XL
- HSTNN-UB6X
- TPN-W119
- TPN-W120
- 843538-541
- 844204-850
- 844204-855
Compatible Laptop Models
- For HP Envy X360 M6 Convertible PC Series
- For HP Envy X360 M6-AQ103DX
- For HP Envy x360 M6-AQ105DX
- For HP Envy x360 M6-AQ003DX
- For HP Envy X360 M6-AQ005DX
- For HP Envy X360 M6-AR004DX
- For HP Envy X360 15t-AQ000 15t-AQ200
- For HP Envy X360 15-AQ100 15-AQ101NG 15-AQ102NG 15-AQ103NG
- For HP Envy X360 15-AQ104NG 15-AQ105NG 15-AQ106NG
- For HP Envy X360 15-AQ155NR 15-AQ156NR 15-AQ165NR 15-AQ166NR
- For HP Envy X360 15-AQ173CL 15-AQ193MS 15-AQ210NR 15-AQ267CL
- For HP Envy X360 15-AQ273CL 15-AQ292CL 15-AQ293MS 15-AQ294CL
- For HP Envy X360 15-AR000NB 15-AR000ND 15-AR000UR 15-AR001NB
- For HP Envy X360 15-AR001UR 15-AR002NA 15-AR002UR 15-AR003UR
- For HP Envy X360 15-AR004NB 15-AR010CA 15-AR052NA 15-AR052SA 15-AR081NO
Product Features
- High Capacity: 55.67Wh / 3615mAh provides extended runtime for HP Envy x360 convertible laptops
- OEM-Level Fit: Exact 15.4V voltage and physical dimensions matching HP Envy x360 M6 and 15-AQ/AR series specifications
- Premium Li-ion Cells: Consistent power delivery with stable voltage output for demanding creative and professional workloads
- Advanced Safety Protection: Multi-layer protection against overcharge, over-discharge, short circuit, and thermal events
- Quality Assurance: 1-year warranty with pre-shipment capacity, voltage stability, and safety compliance testing
Why Choose This MB04XL Battery
Engineered for HP Envy x360 M6 Convertible and 15-AQ / 15-AR series laptops — versatile 2-in-1 machines favored by creative professionals and power users. With 55.67Wh at 15.4V, it delivers robust runtime for design work, video editing, and everyday productivity. The OEM-level design ensures seamless integration with HP's battery management system. Backed by a 1-year warranty.
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
Shipping Methods
| Shipping Methods | Ship To | Est. Delivery Time | Shipping Cost | Taxes & Fees |
|---|---|---|---|---|
| USPS / DHL | United States | 10-15 business days | Free | Free |
| Canada Post | Canada | 10-15 business days | Free | Free |
| Royal Mail / Yodel | United Kingdom | 15-20 business days | Free | Free |
| DHL | Germany | 15-20 business days | Free | Free |
| La Poste | France | 15-20 business days | Free | Free |
| Correios | Mexico/Spain/IT | 15-25 business days | Free | Free |
| Local Carriers | SE Asia / East Asia | 5-10 business days | Free | Free |
| Local Carriers | Rest of Europe | 20-25 business days | From $5.99 | Free |
| Local Carriers | UAE / Saudi Arabia / Israel | 16-20 business days | From $7.99 | Free |
📦 Shipping & Tracking Information
Looking for faster shipping? We offer local warehousing services. Please visit our "Local Delivery" page for items available for immediate dispatch.
1. How to Track Your Package:
Please choose the tracking link that corresponds to your destination:
- Europe & The Americas: 17track.net/en
- The Middle East: mena56.com
- Asia: 17exp.kingtrans.cn
Need Help?
If you cannot find your package on any of the above websites, please contact us immediately.
📧 Email: sales@batterymall.com / info@batterymall.com
📱 WeChat/WhatsApp: (+86) 198 6775 1872 / (+86) 191 2767 3310
🚚 Estimated Delivery Time
(1) Shipping from China:
- To Asia: 5-20 business days
- To North America: 10-15 business days
- To Europe/South America: 15-20 business days
(2) Shipping from Local Warehouses:
- From US Warehouse: 3-5 business days
- From European Warehouse: 2-10 business days
- From Russian Warehouse: 3-5 business days
Please note: Exact arrival times depend on the specific country and customs processing.
⚠️ Tax & Customs Information:
Global product prices include customs duties (some countries require a tax ID). Please refer to the settlement invoice for specific shipping costs. Special handling is required if your package is inspected.
Payment Methods
Paypal

Payments by PayPal, no PayPal account required. Paypal is safe and free for buyers.
PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd
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WeChat Pay
Currently only supports QR code payment. Please contact WeChat customer service and go to WeChat App to scan the QR code to complete the payment.
Google Pay
Pay with Google Pay, which is more convenient and faster.
Apple Pay
If you use an Apple device, you can use Apple Pay to pay, which is more convenient and faster.
Bank Transfer
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.
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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.