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header-product Replacement 3-cell laptop battery by origin storage for Lenovo ThinkPad P16s Gen 3 (compatible models 21KT, 21KS)
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AiO.lv Laptops & Computers Portable Device Accessories Portable Device Batteries origin storage

Replacement 3-cell laptop battery by origin storage for Lenovo ThinkPad P16s Gen 3 (compatible models 21KT, 21KS)

origin storage 3-cell battery for Lenovo ThinkPad P16s Gen 3 Photo 1
origin storage 3-cell battery for Lenovo ThinkPad P16s Gen 3 Photo 1
Replacement 3-cell laptop battery by origin storage for Lenovo ThinkPad P16s Gen 3 (compatible models 21KT, 21KS)
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Short description

This is a replacement 3‑cell laptop battery from origin storage compatible with Lenovo ThinkPad P16s Gen 3 models 21KT and 21KS. Designed to restore mobile power for the specified ThinkPad devices, it replaces the original cell pack. Suitable for on‑the‑go professionals and users needing a direct battery replacement to recover runtime and portability.
Warranty: 2 Years
SKU: 11670381
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Product information

Description

Replacement 3-cell battery compatible with Lenovo ThinkPad P16s Gen 3 models (21KT, 21KS). This battery is designed as a direct replacement to restore portable power to the laptop and supports the same form factor and connector type as the original unit. The product is offered by origin storage and carries manufacturer reference 5B11H56401-BTI (EAN 0886734899703).

Advantages

The battery provides a straightforward replacement option without requiring hardware modification. It matches Lenovo compatibility specifications for the listed ThinkPad P16s Gen 3 variants and comes in a standard black finish. Supplied as a single-piece unit, the battery is intended for easy installation and immediate use.

Suitable for

  • Lenovo ThinkPad P16s Gen 3 (model 21KT)
  • Lenovo ThinkPad P16s Gen 3 (model 21KS)
  • Users needing to replace a worn or non-functioning internal battery

Key specifications

  • Type: Battery (3-cell)
  • Brand compatibility: Lenovo
  • Color: Black
  • Quantity: 1 pc
  • Manufacturer part number (MPN): 5B11H56401-BTI
  • EAN: 0886734899703

How to use

Power down the laptop, disconnect any external power source, and follow Lenovo's service manual or official instructions for battery replacement specific to the ThinkPad P16s Gen 3. Remove the back cover using appropriate tools, disconnect the old battery connector, replace it with this compatible 3-cell unit, reconnect the connector, reassemble the chassis, and then charge the battery before normal use. Ensure all screws and connectors are secured during reassembly.

Usage recommendations

Use only the specified replacement battery for the listed ThinkPad models. Calibrate the new battery by charging it fully and then allowing it to discharge periodically. If unsure about disassembly, seek assistance from qualified service personnel to avoid damage or voiding warranty.

Specifications

Compatible products:
5B11H56402, SB11H56303, L23D3P74, SB11H56302, L23M3P73, 5B11H56401
Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
6060 mAh
Product colour:
Black
All features
Quantity per pack:
1 pc(s)
Compliance certificates:
CE, UKCA

Battery

Compatible products:
5B11H56402, SB11H56303, L23D3P74, SB11H56302, L23M3P73, 5B11H56401
Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
6060 mAh
Number of battery cells:
3
Battery voltage:
11.61 V
Battery capacity:
75 Wh
Number of batteries included:
1 pc(s)
Product colour:
Black

Technical details

Type:
Battery
Brand compatibility:
Lenovo
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What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 origin storage 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 origin storage 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.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: compatible products, battery technology, battery capacity, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
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