Lenovo ThinkPad E15 20RD002UUS battery
Sale price ksh 8,038
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Battery Type: Li-ion
Voltage:11.1V
Capacity: 45Wh
Color: Black
Condition: Brand New
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The Lenovo ThinkPad E15 20RD002UUS 45Wh Original Battery is a robust internal 3-cell lithium-polymer power unit. Designed specifically for the first generation of the 15.6-inch E-series (Type 20RD), this battery provides the stable voltage required to support Intel Core i5/i7 processors and FHD displays found in the 20RD002UUS configuration. At KSh 8,038, this 45Wh unit is the certified original replacement for part numbers L18M3P73, L18L3P73, L18C3P73, and 02DL023. It is engineered with premium cells to fit perfectly within the internal chassis, ensuring reliable uptime and safety for business professionals in Kenya who need to restore their ThinkPad’s original all-day battery performance.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery Price Table
| Component Name | Model Compatibility | Capacity | Price in Kenya |
| Original 3-Cell Internal | ThinkPad E15 Gen 1 (20RD) | 45Wh / 4000mAh | KSh 8,038 |
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Key Specifications
| Feature | Specification Details |
| Model Numbers | L18M3P73, L18L3P73, L18C3P73 |
| Compatible Part Nos | 02DL023, 5B10W13905, 5B10W13906, SB10K97651 |
| Capacity | 45Wh (approx. 4000mAh) |
| Voltage | 11.1V / 11.4V |
| Battery Type | Lithium-ion Polymer (Li-Po) |
| Cell Count | 3-Cell |
| Compatibility | ThinkPad E15 Gen 1, E14 Gen 1, L14 Gen 1/2 |
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Battery Charging Speed and Efficiency
The Lenovo ThinkPad E15 Original Battery is optimized for professional productivity:
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Steady Energy Discharge: Specifically tuned for the E15's hardware, providing a consistent power curve for spreadsheets, video calls, and complex data analysis.
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Rapid Charge Support: Supports fast charging (up to 80% in approximately 1 hour) when used with the original Lenovo 65W USB-C power adapter, ideal for professionals between meetings.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Battery Safety Protection Technologies
Safety is a core priority for the Lenovo ThinkPad E15 45Wh Original Battery:
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Multi-Stage Circuit Guard: Protects against over-voltage, over-current, and internal short circuits to safeguard the laptop's motherboard.
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Thermal Monitoring Sensors: Built-in sensors monitor internal cell temperatures, automatically regulating power flow to prevent thermal stress during high-load processing or charging.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Battery Connectivity and Compatibility
This internal battery is the essential fit for the first generation E15 series in Kenya:
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Model Compatibility: Specifically for the Lenovo ThinkPad E15 (Type 20RD, including model 20RD002UUS).
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Part Number Match: Certified replacement for OEM part numbers L18M3P73 and 02DL023.
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System Integration: Fully recognized by Lenovo Vantage for accurate health reporting and battery maintenance settings.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Charger Cable Strength and Durability
The bridge between the internal cells and the system is managed by a high-quality connection:
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Reinforced Internal Ribbon: The main battery-to-motherboard cable is designed to withstand the heat cycles and physical constraints of the 15-inch chassis.
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Precision Header: Features a high-quality plastic header that ensures a vibration-proof, secure connection to the motherboard's power port.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Battery Energy Management and Heat Control
The Lenovo ThinkPad E15 45Wh Original Battery utilizes advanced management to maximize longevity:
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Cycle Longevity: Engineered to maintain high capacity over 300–500 recharge cycles, essential for a daily-use business laptop.
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Low Thermal Resistance: High-quality polymer cells generate minimal heat during use, protecting the laptop’s internal components from thermal stress in standard office environments.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Ideal Use Cases
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Business Productivity: Perfect for corporate users who need reliable battery life for long meetings and remote work sessions.
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Professional Travel: Provides the necessary stamina for work during travel without the constant need for a power outlet.
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Device Restoration: The perfect choice to replace a failing or "plugged in, not charging" battery and restore your E15's mobile reliability.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Pros and Cons Table
| Pros | Cons |
| Genuine Lenovo OEM Quality | Internal installation required |
| Supports 80% Rapid Charge | Not compatible with E15 Gen 2/3/4 (57Wh models) |
| Specifically Tuned for 20RD Series | |
| Safety and Thermal Certified |
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – FAQs
Q: Is this battery compatible with the ThinkPad E15 Gen 2 or Gen 3?
A: No. While they share the "E15" name, the Gen 2, 3, and 4 models transitioned to a larger 57Wh battery design. This 45Wh unit is strictly for the Gen 1 (Model 20RD).
Q: How do I install this battery?
A: Installation requires removing the bottom cover of the laptop. You must carefully disconnect the internal battery header from the motherboard before unscrewing the old unit. It is recommended to enter the BIOS and select "Disable Built-in Battery" before opening.
Q: My laptop only turns on with the charger. Will this fix it?
A: Yes. This symptom indicates that your internal battery has failed. Replacing it with this original unit will restore the ability to use the laptop unplugged.
Lenovo ThinkPad E15 20RD002UUS 45Wh Battery – Conclusion
The Lenovo ThinkPad E15 20RD002UUS 45Wh Original Battery at KSh 8,038 is the definitive professional-grade solution to restore the mobility of your business workstation. By choosing a genuine OEM replacement, you ensure safety, accurate power reporting, and full compatibility with your ThinkPad's hardware.
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We accept Cash Payments . This is applicable for Pay on Delivery orders within Nairobi Metropolitan area.
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Pesalink
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Accurate delivery estimates are displayed on the product page and in the Checkout before you confirm your order.
Delivery estimates take into consideration both the delivery address and the types of products being ordered.
The remainder of this article discusses delivery times in more general terms.
Same Day Delivery / For Customers in Nairobi Metropolitan Area
We use Courier for these orders, which allows fast and reliable delivery to destinations across their comprehensive domestic network. Orders placed between 7 Am and 5 Pm will be delivered the same day otherwise they will be delivered the following day. Delivery times vary depending on a product's stock status and the intended delivery address. For very large orders, we may be forced to use Mainfreight as these orders lie outside of what Courier Rider services can handle. If your order is being shipped with Mainfreight, this will be indicated in your fulfilment email along with a tracking number.
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.
Evening Express Delivery
Same Day Delivery is available to Nairobi & its suburbs. Same Day Delivery orders are delivered between 4pm and 7pm in the evening on the same day your order is dispatched.
If you are ordering on a business day and before the cutoff time, the option will be called “Same Day Delivery”. If you are ordering after the cutoff time or on a weekend or public holiday, the option will be called “Evening Express Delivery”. And May incur extra Costs other than the standard shipping fee.
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