Lenovo ThinkPad L390 Yoga 20NT001TUS battery
Sale price ksh 9,478
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Battery Type: Li-ion
Voltage: 11V
Capacity: 45WH
Color: Black
Condition: Brand New
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The Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh battery is a high-performance internal power unit specifically designed for the versatile 13.3-inch 2-in-1 business laptop. Engineered to support the L390 Yoga's multi-mode functionality—transitioning seamlessly from standard laptop to tablet, tent, and stand modes—this 3-cell lithium-ion polymer battery provides the reliable endurance needed for a mobile professional day. Operating at a nominal voltage of 11.1V (fully compatible with 11.4V systems), this battery is a direct replacement for the original hardware. The Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Laptop Battery Price in Kenya is KSh 9,478, offering a premium solution to restore your convertible's original mobile freedom.
Who Should Buy This Battery? This replacement is essential for L390 Yoga users whose devices no longer hold a charge or shut down unexpectedly when disconnected from the 65W USB-C adapter. If your system reports "Battery health degraded" or the charging percentage stays stuck, this 45Wh unit will restore the factory-standard runtime. It is a vital purchase for Kenyan professionals and students who rely on the Yoga’s touch and pen capabilities for long meetings or lecture sessions.
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Price Table
| Product | Model Compatibility | Capacity | Price in Kenya |
| Internal 2-in-1 Battery | ThinkPad L390 Yoga (20NT) | 45Wh / 4120mAh | KSh 9,478 |
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Key Specifications Table
| Feature | Specification Details |
| Battery Type | Lithium-Ion Polymer (Li-Po) |
| Voltage Output | 11.1V / 11.4V (Compatible) |
| Capacity | 45Wh (Approx. 4120mAh) |
| Cell Count | 3-Cell Internal |
| Part Numbers | L17M3P55, L17L3P53, L17C3P53, 01AV482, 01AV481, 01AV483 |
| Compatibility | ThinkPad L390 Yoga, L380 Yoga, L390, L380 |
| Connector Type | Internal Multi-pin Ribbon Connector |
| Charging Technology | Rapid Charge Supported (80% in 1hr) |
| Build Material | High-Density Polymer Chemistry |
| Cycle Life | 300–500 Charge Cycles |
| Color | Black |
| Weight | Approx. 260g |
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Design and Build Quality
The 20NT001TUS battery is designed with a specific internal "flat-pack" layout to accommodate the tight space requirements of a convertible 2-in-1 chassis. The battery is constructed using grade-A lithium-polymer cells that offer higher energy density and a thinner profile than standard cylindrical cells. This allows the L390 Yoga to maintain its slim, lightweight profile even with a high-capacity unit inside.
The internal electronics are managed by a dedicated controller that communicates directly with the laptop's BIOS and the Lenovo Vantage app. This ensures that the battery accurately reports health metrics and remaining runtime. The internal ribbon connector features a keyed design to ensure a perfect, one-way installation, preventing electrical errors during the replacement process.
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Charging Speed and Efficiency
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Rapid Charge Support: When paired with a 65W USB-C AC adapter, this battery can boost from 0% to 80% in approximately 60 minutes, perfect for quick transitions between meetings.
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Optimized Efficiency: Calibrated for 8th and 9th Gen Intel processors to ensure the system remains snappy and responsive even on low battery levels.
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Low Self-Discharge: High-quality chemistry ensures the battery retains its charge effectively during travel or when stored in a bag for several days.
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Steady Power Flow: Maintains a consistent 11.1V delivery, preventing the system from throttling performance as the energy level drops.
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Safety Protection Technologies
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Overcharge Protection: Prevents cell swelling and premature aging by intelligently cutting off power once the battery is full.
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Thermal Management: Integrated circuitry monitors temperature at the cell level to prevent excessive heat buildup during Rapid Charge cycles.
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Short Circuit Protection (SCP): Features an internal safety fuse that instantly isolates the battery in the event of an electrical fault or power surge.
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Voltage Regulation: Ensures stable power delivery to the sensitive touch-digitizer and pen-charging components unique to the Yoga series.
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Pros and Cons Table
| Pros | Cons |
| Restores original 12-hour factory runtime | Requires removing the base cover for installation |
| Supports 80% Rapid Charge in just 60 minutes | Requires a Phillips #0 precision screwdriver |
| Full BIOS and Vantage health reporting support | Ribbon connector is delicate and requires careful handling |
| High-density cells prevent battery swelling | Capacity is standard 45Wh; no larger internal option |
| Grade A+ cells for consistent long-term performance | 2-in-1 chassis requires more care during disassembly |
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Frequently Asked Questions (FAQs)
What is the Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Laptop Battery Price in Kenya?
The current price for this high-quality 45Wh replacement battery in Kenya is KSh 9,478.
Can I use this battery in a standard ThinkPad L390 (non-Yoga)?
Yes. The ThinkPad L390 and L390 Yoga share the same internal battery architecture and part numbers (e.g., L17M3P55).
How long does a full charge last on the L390 Yoga?
Under standard office workloads and 150-nits brightness, you can typically expect between 7 to 10 hours of runtime.
How do I replace the internal battery for the 20NT001TUS?
You must disable the "Built-in Battery" in the BIOS under the Config/Power menu, remove the screws from the bottom cover, and carefully detach the ribbon cable.
Does this battery support the active pen charging?
Yes, it provides the necessary internal power rails to charge the ThinkPad Pen Pro while it is docked in the laptop's "garage" slot.
What part numbers should I look for to ensure compatibility?
Look for part numbers L17M3P55, L17L3P53, 01AV481, or 01AV482.
Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Conclusion
The Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh laptop battery is a critical investment for maintaining the professional versatility of your 2-in-1 device. With its support for Rapid Charge, high-density polymer cells, and full BIOS integration, it ensures your Yoga remains as powerful in tablet mode as it is on a desk. The Lenovo ThinkPad L390 Yoga 20NT001TUS 45Wh Laptop Battery Price in Kenya of KSh 9,478 represents excellent value for restoring factory-grade endurance and reliability. Secure your mobile productivity today with this high-quality energy solution.
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Overnight Delivery
Most In stock products are delivered overnight anywhere in Kenya – provided the order is placed before the advertised cut-off time. Our Overnight Delivery cut-off is usually 4:30pm Monday to Friday, however, this is updated daily and the expected shipping date will be shown for you on the product page. Larger products take an additional 1–2 days to be delivered.
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The warranty tendered hereunder, on the electronic product(s) sold under this invoice will be provided exclusively by their respective Authorized Agents/Distributors and are limited to one year from the date of this invoice, except otherwise mentioned as per the warranty conditions as carried along with the products(s) or mentioned on Rondamo Technologies Invoice
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