Replacement Battery Specification
- Battery Model: L22C3P76
- Capacity: 57Wh / 4875mAh
- Voltage: 11.7V
- Battery Type: Li-ion
- Cell: Made in China, high quality guarantee
- Color: Black
- Condition: Replacement Battery (100% Brand New, 1-year warranty!)
Replace Part Number
- L22C3P76
- L22B3P73
- L22C3P77
- L22M3P77
- L22D3P78
Compatible Laptop Model
- For Lenovo ThinkPad X1 Carbon AI 2024 Series
- For Lenovo ThinkPad X1 Carbon Gen 12 (Type: 21KC 21KD) Series
- For Lenovo ThinkPad X1 2-in-1 Gen 9 (Type: 21KE 21KF) Series
Product Features
- Premium Ultrabook Performance: 57Wh / 4875mAh lithium-ion battery delivers extended all-day runtime for Lenovo ThinkPad X1 Carbon Gen 12 and X1 2-in-1 Gen 9 — ideal for business professionals, executives, and mobile workers who demand reliable productivity on the go
- Premium Li-ion Cells: High-quality cells provide stable 11.7V output for consistent performance during intensive business computing, video conferencing, and multitasking workloads
- OEM Replacement Quality: Meets or exceeds original Lenovo specifications for voltage, capacity, safety standards, and physical dimensions — direct replacement for L22C3P76, L22B3P73, L22C3P77, L22M3P77, and L22D3P78
- ThinkPad X1 Series Optimized: Specifically engineered for Lenovo ThinkPad X1 Carbon Gen 12 and X1 2-in-1 Gen 9 for perfect fit and reliable battery management system integration
- Advanced Safety Protection: Multi-layer protection circuits guard against overcharge, over-discharge, short circuit, and thermal events during business travel and daily computing
- Restore Full Business Runtime: Revive your ThinkPad X1 Carbon or X1 2-in-1 with a fresh battery that restores full all-day productivity for meetings, travel, and remote work
Why Choose This Battery
Engineered for Lenovo ThinkPad X1 Carbon Gen 12 and X1 2-in-1 Gen 9 ultrabooks, this 57Wh Li-ion replacement battery ensures reliable all-day power for business professionals, frequent travelers, and enterprise users who rely on ThinkPad performance. Perfect for corporate computing, business travel, remote work, and demanding productivity workflows.
Key Benefits:
- Compatible with ThinkPad X1 Carbon Gen 12 (21KC / 21KD) and X1 2-in-1 Gen 9 (21KE / 21KF) — replaces L22C3P76, L22B3P73, L22C3P77, L22M3P77, L22D3P78
- 57Wh high capacity supports extended all-day runtime for business productivity and travel computing
- Rigorous quality testing ensures capacity, voltage stability, and safety compliance for premium ultrabook use
- 1-year warranty and OEM-grade construction for reliable long-term performance in professional environments
- Precision-engineered housing with multi-layer protection circuits for safe operation during daily business computing
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.High Quality Garanteed
Our battery products are manufactured using high-quality materials and advanced technology to ensure stability and reliability.
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.
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.
China warehouse delivery method
Shipping Methods
Ship To
Est. Delivery Time
Shipping Cost
Taxes & Fees
USPS
United States(No AK/HI, PR/GU, PO Boxes, or APO/FPO)
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
Local Carriers
Germany/Netherlands/Norway
15-20 business days
Free
Free
La Poste
France
15-20 business days
Free
Free
Local Carriers
Australia/New Zealand
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
Overseas Warehouse Shipping Times & Costs
Shipping Methods
Ship To
Est. Delivery
Shipping Cost
Taxes & Fees
US Warehouse
United States
3-7 business days
Free
Free
European Warehouse
EU countries
5-7 business days
€0 – €5.99
pricing varies by country
Free
UK Warehouse
United Kingdom
3-7 business days
Free
Free
Canada Warehouse
Canada
5-7 business days
Free
Free
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
Credit or debit card
VISA, MasterCard, the United States n Express,Maestro & Laser Card, APPLE Pay,etc.
PayPal never shares your financial information with us.
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
If you cannot use the above payment methods and the order amount exceeds HK$2000, please contact our customer service to obtain your bank account and pay via 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.
-
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.