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header-product Battery Lenovo 42Wh 3-cell lithium-ion 5B11F21942 — replacement laptop battery, 42 Wh, 3-cell
72.99 €

Battery Lenovo 42Wh 3-cell lithium-ion 5B11F21942 — replacement laptop battery, 42 Wh, 3-cell

Lenovo battery 5B11F21942 — 42Wh 3-cell Photo 1
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Battery Lenovo 42Wh 3-cell lithium-ion 5B11F21942 — replacement laptop battery, 42 Wh, 3-cell

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Battery Lenovo 42Wh 3-cell lithium-ion 5B11F21942 — replacement laptop battery, 42 Wh, 3-cell

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Short description

Replacement laptop battery Lenovo 5B11F21942, a 3-cell lithium‑ion pack with 42 Wh capacity. Designed to replace original batteries in compatible Lenovo notebooks, it restores battery-powered runtime for mobile use. Suitable for on-the-go work, travel, and as a spare unit; offers standard charging behavior and straightforward installation in supported models.
Available at price 72.99 €: 8 pcs.
Total available for order: 24 pcs.
Warranty: 2 Years
SKU: 5094805
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
09.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
14.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 1.00 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
14.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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Payment Methods:
Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay
Available for private customers at price 90.49 €: 8 pcs.
Together cheaper
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Product information

Description

Replacement laptop battery Lenovo 5B11F21942 is a 3-cell lithium‑ion pack with 42 Wh capacity designed to restore battery-powered runtime in compatible Lenovo notebooks. The battery provides the standard charging and discharge behavior expected from lithium‑ion laptop cells and is intended for users who need to replace a worn-out battery or carry a spare for travel and mobile work. Installation is straightforward in supported models and the unit follows the same physical form factor as original compatible batteries.

Advantages

This 42 Wh 3-cell lithium‑ion battery offers reliable replacement power that matches the expected runtime for devices designed for this capacity. It delivers predictable charging cycles and stable voltage output to maintain normal laptop performance on battery power. The pack is lightweight and compact, making it suitable as a spare for travel without significantly increasing laptop carry weight. Its design aims for straightforward fitment and conventional charging behavior with compatible Lenovo notebooks.

Suitable for

  • Replacing a depleted or failing battery in compatible Lenovo laptops
  • Extending mobile use for business travel or remote work
  • Keeping as a spare battery for fieldwork or presentations

Key specifications

  • Battery chemistry: Lithium‑ion (Li‑ion)
  • Cell count: 3 cells
  • Rated energy: 42 Wh
  • Typical use: Internal laptop battery pack for compatible notebook models
  • Form factor: Compact, lightweight replacement pack matching original battery dimensions

How to use

Power down the laptop and disconnect any external power source before replacing the battery. Remove the existing battery following the device manufacturer's instructions, insert the replacement pack until it seats securely, and reconnect power. After installation, allow the new battery to charge fully before first use to ensure calibration of the battery management system. Normal charging and battery status reporting will be handled by the notebook's firmware and charging circuitry.

Usage recommendations

For best long-term performance, avoid exposing the battery to extreme temperatures, perform regular charge/discharge cycles, and use the laptop's built-in battery management features. If the device will be stored for an extended period, store the battery at roughly 40–60% charge in a cool, dry place and check its charge level periodically.

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
WH354 8 16.07.2026 90.49 €
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
EU6 8 09.07.2026 Best delivery 72.99 € Best price
WH109 8 23.07.2026 103.49 €
90.49 €
Stock: 8
Delivery Date: 16.07.2026
Warehouse: WH354
Available only for legal entities
72.99 €
Stock: 8
Delivery Date: 09.07.2026 Best delivery
Warehouse: EU6
103.49 €
Stock: 8
Delivery Date: 23.07.2026
Warehouse: WH109

Customer reviews

Customer questions

FAQ

How much does the Lenovo battery 5B11F21942 — 42Wh 3-cell cost, and is it available for purchase?

The price is 72.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 24 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Lenovo products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Lenovo service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.