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header-product Motherboard for Lenovo desktops, FRU 5B21U13906, compatible replacement board
288.99 €

Motherboard for Lenovo desktops, FRU 5B21U13906, compatible replacement board

Lenovo motherboard FRU 5B21U13906 Photo 1
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Motherboard for Lenovo desktops, FRU 5B21U13906, compatible replacement board

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Motherboard for Lenovo desktops, FRU 5B21U13906, compatible replacement board

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Short description

Replacement FRU motherboard for Lenovo desktops (model 5B21U13906). Designed as an original-equipment compatible mainboard for use in Lenovo systems that accept this FRU number. Use cases include repair or refurbishment of compatible Lenovo desktop units, restoring system functionality by replacing a faulty or damaged motherboard.
Available at price 288.99 €: 1 pcs.
Total available for order: 2 pcs.
Warranty: 2 Years
SKU: 12240623
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
21.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
24.07.2026 {{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
24.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay
Price for companies: 238.83€ Price is valid only for legal clients
Available for private customers at price 334.99 €: 1 pcs.
Together cheaper
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Product information

Description

Replacement motherboard compatible with Lenovo desktops, designed to serve as an original-equipment equivalent for systems that accept FRU 5B21U13906. This mainboard is intended for repair, refurbishment or restoration of Lenovo desktop units where the existing PCB is faulty, damaged or otherwise non-functional. It provides the necessary connectors and interfaces to reinstate system operation while matching the layout and mounting points used in compatible Lenovo chassis.

Advantages

This compatible replacement mainboard reproduces the essential board layout and connector placement found in the corresponding Lenovo desktop models, enabling direct swap-in replacement in supported systems. It simplifies repair processes by offering standard component interfaces for CPU mounting, memory modules, storage connections and peripheral headers. Using a compatible board reduces downtime compared with sourcing a full replacement system and helps maintain original system compatibility with existing components.

Suitable for

  • Repair or refurbishment of Lenovo desktop systems that accept the corresponding FRU.
  • Replacement of a failed or damaged motherboard to restore system functionality.
  • Service technicians and repair shops performing board-level maintenance.
  • Owners who need to retain existing CPUs, memory and storage while replacing only the mainboard.

Key specifications

  • Form factor and mounting points matching the original Lenovo desktop board layout for direct physical replacement.
  • Processor socket type and chipset compatible with the intended Lenovo desktop family (verify CPU compatibility before installation).
  • Memory support for the same module types and capacities as the original board, with equivalent DIMM slot count and configuration.
  • On-board connectors for storage (SATA), power, front-panel I/O and internal peripheral headers as per the original design.
  • Expansion slots and integrated interfaces aligned with the original motherboard to preserve installed add-in cards and devices.

How to use

Before installation, power down the desktop, disconnect all cables and ground yourself to avoid electrostatic discharge. Open the chassis and remove the existing motherboard by disconnecting power, data and front-panel cables and unscrewing mounting standoffs. Transfer compatible components such as CPU, CPU cooler, memory modules and storage devices if required, or install new components according to manufacturer guidelines. Align the replacement motherboard with the chassis mounting points, secure with the original screws, reconnect power and data cables, and reattach front-panel connectors. After assembly, power on the system and enter BIOS/UEFI to confirm hardware recognition and adjust settings if necessary.

Usage recommendations

Verify that the replacement motherboard matches your desktop chassis, CPU and memory requirements before purchase. Use anti-static precautions during handling, apply thermal paste correctly when mounting the CPU cooler, and update BIOS/UEFI firmware if recommended by Lenovo or a qualified service provider to ensure optimal compatibility and stability.

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
WH354 1 28.07.2026 334.99 €
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
EU6 1 21.07.2026 Best delivery 288.99 € Best price
334.99 €
Stock: 1
Delivery Date: 28.07.2026
Warehouse: WH354
Available only for legal entities
288.99 €
Stock: 1
Delivery Date: 21.07.2026 Best delivery
Warehouse: EU6

Customer reviews

Customer questions

FAQ

How much does the Lenovo motherboard FRU 5B21U13906 cost, and is it available for purchase?

The price is 288.99 € (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 21.07.2026 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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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.