Lenovo ThinkPad P43s 20RH003AUS battery

Sale price ksh 7,798

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SKU: 59632
Condition: Brand New
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Battery Type: Li-ion
Voltage: 11.52V / 11.55V
Capacity: 49wh-51wh-55WH
Color: Black
Condition: Brand New

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The Lenovo ThinkPad P43s (20RH003AUS) original replacement battery is a 51Wh internal power unit specifically engineered for Lenovo's smallest and lightest 14-inch mobile workstation. Designed to power professional components like NVIDIA Quadro graphics and Intel Core i7 processors, this 3-cell lithium-polymer battery restores the specialized endurance required for mobile CAD, engineering, and design tasks. The Lenovo ThinkPad P43s (20RH003AUS) Battery Price in Kenya is KSh 7,798.

Who Should Buy the Lenovo ThinkPad P43s (20RH003AUS) Battery?

This replacement is the essential choice for engineers, architects, and STEM students in Kenya who rely on the P43s workstation for field work and classroom productivity. If your workstation is losing power during heavy rendering tasks or no longer provides the factory-rated 10 to 14 hours of runtime, this 51Wh unit will restore your mobile independence. It is also fully compatible with the ThinkPad T490 and P14s Gen 1 series.

Lenovo ThinkPad P43s (20RH003AUS) Battery Price Table

Product Configuration Model Compatibility Price in Kenya
Lenovo ThinkPad P43s Original Battery 3-Cell / 51Wh ThinkPad P43s (20RH) KSh 7,798

Lenovo ThinkPad P43s (20RH003AUS) Key Specifications Table

Feature Specification Details
Lenovo ThinkPad P43s Battery Type Lithium-ion Polymer (Li-Po)
Lenovo ThinkPad P43s Capacity 51Wh (approx. 4420mAh)
Lenovo ThinkPad P43s Voltage 11.52V / 11.55V
Lenovo ThinkPad P43s Cell Count 3-Cell Internal
Lenovo ThinkPad P43s Part Numbers L18M3P73, L18L3P73, 02DL008, 5B10W13906
Lenovo ThinkPad P43s Charging Supports Rapid Charge (80% in 1hr)
Lenovo ThinkPad P43s Safety Overcharge and short-circuit protection
Lenovo ThinkPad P43s Condition Brand New OEM-Grade

Lenovo ThinkPad P43s (20RH003AUS) Performance and Reliability

  • Lenovo ThinkPad P43s Rapid Charge Compatibility: Fully supports Lenovo's fast-charging protocol, allowing the 51Wh tank to reach 80% capacity in approximately 60 minutes when using a 65W USB-C adapter.

  • Lenovo ThinkPad P43s Workstation Grade: Built with high-density cells designed to handle the thermal demands of professional GPUs and high-performance CPUs without swelling or throttling.

  • Lenovo ThinkPad P43s Power Management: Integrates seamlessly with the system firmware and Lenovo Vantage to provide real-time health updates and accurate discharge tracking.

Lenovo ThinkPad P43s (20RH003AUS) Installation and Maintenance

The Lenovo ThinkPad P43s (20RH003AUS) features an internal battery design that requires the following steps for service:

  1. Lenovo ThinkPad P43s BIOS Setup: Before opening the laptop, enter the BIOS menu (Config > Power) and select "Disable Built-in Battery" to ensure the motherboard is safe for handling.

  2. Lenovo ThinkPad P43s Chassis Access: Loosen the captive Phillips screws on the base cover and use a prying tool to release the panel. The battery is secured by several internal mounting screws.

  3. Lenovo ThinkPad P43s Calibration Tip: To ensure accurate percentage reporting, it is recommended to perform a "Battery Gauge Reset" via Lenovo Vantage after the first full charge cycle.

Lenovo ThinkPad P43s (20RH003AUS) Pros and Cons Table

Pros Cons
Restores original 14-hour mobile workstation endurance Internal design requires chassis disassembly
Supports 80W Rapid Charge technology Requires specialized Phillips #0 or #1 tools
High-density cells designed for professional workloads Non-swappable for users in the field

Lenovo ThinkPad P43s (20RH003AUS) Frequently Asked Questions (FAQs)

Lenovo ThinkPad P43s (20RH003AUS) Price: The current retail price for this 51Wh internal replacement battery in Nairobi is KSh 7,798.

Lenovo ThinkPad P43s (20RH003AUS) Compatibility: This battery also fits the ThinkPad T490 (20N2, 20N3) and the first-generation ThinkPad P14s (20S4, 20S5).

Lenovo ThinkPad P43s (20RH003AUS) Battery Life: Under balanced workstation settings, this battery typically provides 7–10 hours of active productivity.

Lenovo ThinkPad P43s (20RH003AUS) Battery Conclusion

At KSh 7,798, the Lenovo ThinkPad P43s (20RH003AUS) 51Wh battery is a cost-effective way to maintain the professional utility of your 14-inch workstation. By choosing a high-quality internal unit, you ensure your device continues to deliver the safety, fast charging, and reliable power required for architectural and engineering projects in 2026.

Cash Payments (Nairobi only)

We accept  Cash Payments . This is applicable for Pay on Delivery orders within Nairobi Metropolitan area.

Mpesa Payment.

  1. Go to Safaricom SIM Tool Kit, select M-PESA menu, select “Lipa na M-PESA“
  2. Select “Pay Bill“
  3.  Select “Enter Business no.“, Enter Rondamo technologies Lipa na M-PESA PayBill Number 964586 and press “OK”
  4. Account no. ( Indicate Order No. & Your Name)
  5. “Enter Amount : ( Total shown on Invoice)
  6. Enter your M-PESA PIN and press “OK”

This is applicable for all orders, both in Nairobi & upcountry besides large orders over Ksh 250,000/-

Bank Deposit /EFT

You can deposit payment for your order directly into our Stanbic  bank account. We check our bank account for new payments every day but depending on your bank it can take 1–2 business days for your payment to appear. To ensure that we can reconcile your payment quickly please make sure you follow the instructions carefully and include a reference with your payment.

Pesalink

You can deposit payment for your order directly into our Stanbic  bank account via Pesalink. all products are eligible for payment via Pesalink. To ensure that we can reconcile your payment quickly please make sure you follow the instructions carefully and include a reference with your payment.

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