Product Overview
The L18M3P73 (also sold as L18C3P71 / L18C3P72 / L18C3P73 / L18L3P73 / L18M3P74 / 02DL007 / 02DL008 / SB10K97645) is an OEM-grade 51Wh replacement battery for the Lenovo ThinkPad T490, T495, P43S, T14 (Gen 1 / Gen 2) and P14s (Gen 1 / Gen 2). Rated at 11.52V / 4380mAh with Korean-made 3-cell Li-ion cells, it restores all-day run time for business professionals. Ships 100% brand new with a 1-year warranty.
Specifications
| Standard Model | L18M3P73 |
|---|---|
| Capacity | 4380mAh / 51Wh |
| Voltage | 11.52V |
| Battery Type | Li-ion (3-cell) |
| Cell Origin | Made in Korea |
| Color | Black |
| Condition | 100% Brand New Replacement |
| Warranty | 1-Year Warranty |
| Compatibility | ThinkPad T-series verified (Flex-3, not IdeaPad Flex 3) |
Replace Part Numbers
- L18M3P73
- L18C3P71
- L18C3P72
- L18C3P73
- L18L3P73
- L18M3P74
- L18M4P73
- L18M4P74
- 02DL007
- 02DL008
- 02DL009
- 02DL010
- SB10K97645
- SB10K97646
- SB10K97647
- SB10K97648
- SB10T83122
- SB10T83148
- 5B10W51829
- 5B10W13906
Compatible Models
- Lenovo ThinkPad T490 (full series)
- Lenovo ThinkPad T495 (full series, AMD)
- Lenovo ThinkPad P43S (full series)
- Lenovo ThinkPad T14 Gen 1 (2020, Intel & AMD)
- Lenovo ThinkPad T14 Gen 2 (2021, Intel & AMD)
- Lenovo ThinkPad P14s Gen 1 (2020)
- Lenovo ThinkPad P14s Gen 2 (2021)
FAQ
Q: Which Lenovo ThinkPads does the L18M3P73 fit?
A: ThinkPad T490, T495, P43S, T14 Gen 1 / Gen 2 and P14s Gen 1 / Gen 2. Verify your original battery part number before ordering.
Q: What is the difference between L18M3P73, L18C3P71 and 02DL007?
A: They are interchangeable OEM / FRU codes for the same 51Wh 11.52V pack used in the ThinkPad T-series — L18C3P71, L18C3P72 and L18C3P73 map to FRUs 02DL007, 02DL008 and 02DL009 respectively.
Q: Is this battery compatible with the IdeaPad Flex 3?
A: No — this battery is verified for ThinkPad T-series laptops (Flex-3 service attribute). The IdeaPad Flex 3 uses a different battery; please check the code printed on your original pack.
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.
China warehouse delivery method
Overseas Warehouse Shipping Times & Costs
Payment Methods
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Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- What Should I Know Before Buying a Laptop Battery Replacement?A: Before buying a laptop battery replacement, confirm your laptop’s exact model number and the part number printed on the original battery. Check the battery voltage, connector, physical dimensions, and compatibility list. Do not choose a battery based on appearance alone, because similar laptop models may use different batteries. Review the seller’s warranty, return policy, and product specifications before ordering.
- How Do I Find a Compatible Laptop Battery for My Device?A: To find a compatible laptop battery, identify your laptop’s full model number and the part number on the original battery. Compare these details with the replacement battery’s compatibility list and specifications, including voltage, connector type, and dimensions. If you are unsure, contact customer support with your laptop model and original battery part number before placing an order.
- 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.
- Why Is My Laptop Battery Not Charging?A: A laptop battery may not charge because of a faulty AC adapter, damaged charging port, loose connection, temperature protection, battery-health settings, or a worn-out battery. Confirm that you are using a compatible charger and inspect the cable and port for visible damage. Restart the laptop and review the manufacturer’s battery or charging settings. If the battery becomes unusually hot, swollen, or damaged, stop using it and seek professional assistance.
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Are BatteryMall Laptop Batteries Reliable?BatteryMall laptop batteries are designed with safety and reliability in mind. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating, helping protect the battery during normal use. They are also CE, FCC, and RoHS certified. For the best experience, choose a compatible laptop battery that matches your exact laptop model and original battery part number, and follow the installation and care instructions. BatteryMall also provides a 1-year warranty on KingSener batteries purchased from BatteryMall; see the Product Warranty page for details.