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header-product Motherboard for Lenovo laptops, Lenovo OEM 5B21U33935, replacement mainboard
172.99 €

Motherboard for Lenovo laptops, Lenovo OEM 5B21U33935, replacement mainboard

Lenovo motherboard 5B21U33935 Photo 1
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Motherboard for Lenovo laptops, Lenovo OEM 5B21U33935, replacement mainboard

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Motherboard for Lenovo laptops, Lenovo OEM 5B21U33935, replacement mainboard

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Short description

Replacement motherboard compatible with Lenovo laptops, OEM part number 5B21U33935. Designed as a direct mainboard replacement, it restores system functionality by supporting the original CPU, memory modules, connectors and onboard interfaces. Suitable for repairs and refurbishment of compatible Lenovo laptop models; use for recovering devices with motherboard faults.
Available at price 172.99 €: 1 pcs.
Total available for order: 2 pcs.
Warranty: 2 Years
SKU: 12240761
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
16.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
21.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
21.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay
Price for companies: 142.97€ Price is valid only for legal clients
Available for private customers at price 203.49 €: 1 pcs.
Together cheaper
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Product information

Description

Replacement motherboard compatible with Lenovo laptops, designed as a direct mainboard replacement to restore system functionality. This Lenovo OEM mainboard supports the original CPU, memory modules, connectors and onboard interfaces used in the compatible laptop models. It is intended for repair and refurbishment tasks where the existing mainboard is faulty or damaged and a like-for-like replacement is required to return the device to working order.

Advantages

This replacement mainboard provides native compatibility with the original hardware layout and onboard connectors, ensuring proper fit and function without the need for extensive modifications. As an OEM-design component, it preserves support for existing CPU and memory configurations and maintains the laptop’s integrated ports and interfaces. Using a direct replacement board reduces repair time and simplifies diagnostics compared with non-original or generic alternatives.

Suitable for

  • Repairing Lenovo laptops with a faulty or non-functional mainboard
  • Refurbishment projects to restore used devices to working condition
  • Technical diagnostics where swapping the mainboard isolates other component failures
  • Service centers and technicians performing motherboard-level repairs

Key specifications

  • Form factor and connector layout matching the original Lenovo laptop design
  • Support for the original CPU socket or soldered processor configuration used in compatible models
  • Memory module support compatible with the laptop’s original RAM type and slot arrangement
  • Onboard interfaces including native USB, audio, display, network and storage connectors as per the original board
  • Integrated power delivery circuitry compatible with the laptop’s existing DC-in and battery connections

How to use

Power down the laptop, disconnect power and remove the battery (if removable) before beginning. Follow the manufacturer’s service manual or disassembly guide to access the internal components, remove the existing mainboard and transfer any compatible modules such as RAM, storage drives, heat sink, and peripherals to the replacement board. Install the replacement mainboard in the chassis, reconnect all flex cables, connectors and cooling assembly, then reassemble the laptop. After reassembly, connect power and perform an initial power-on and POST check. Verify BIOS/UEFI settings and update firmware if required by the system.

Usage recommendations

Handle the mainboard with ESD precautions, use proper torque settings for screws and avoid forcing connectors. Use authorized service documentation for disassembly steps and ensure any firmware updates are obtained from official Lenovo sources. If uncertain about compatibility or installation, consult a professional technician.

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
WH354 1 23.07.2026 203.49 €
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
EU6 1 16.07.2026 Best delivery 172.99 € Best price
203.49 €
Stock: 1
Delivery Date: 23.07.2026
Warehouse: WH354
Available only for legal entities
172.99 €
Stock: 1
Delivery Date: 16.07.2026 Best delivery
Warehouse: EU6

Customer reviews

Customer questions

FAQ

How much does the Lenovo motherboard 5B21U33935 cost, and is it available for purchase?

The price is 172.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 16.07.2026 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.