# Replacement mainboard for Roborock Dyad vacuum cleaner model 9.02.0221

**URL:** https://aio.lv/en/product--roborock-9020221--11143925
**Data updated:** 2025-12-30 18:24 (EET)
**Category:** Vacuum Cleaner Consumables
**Manufacturer:** Roborock
**Manufacturer code:** 9.02.0221
**Warranty:** 1 Year
**Availability:** Out of stock

## Summary description

Replacement mainboard (electronic control board) for the Roborock Dyad vacuum cleaner, model 9.02.0221. Designed to restore or replace the device’s central electronics, this part is intended for repairs and servicing of compatible Dyad units. It supports standard installation by a qualified technician and helps return functionality to the vacuum’s control and motor systems.

## Long description

Replacement mainboard (electronic control board) for the Roborock Dyad vacuum cleaner, model 9.02.0221. This spare part is intended to restore the device’s central electronics and regain control of motor and system functions in compatible Dyad units. The board is a direct replacement part for repair and servicing by a qualified technician.
Advantages
The mainboard is manufactured to match the original Roborock Dyad specifications and provides direct restoration of control functions without requiring modifications. It is suitable for professional repair, reduces device downtime, and keeps original compatibility with sensors and motor connections of the Dyad series.
Suitable for
Repairing Roborock Dyad vacuum cleaners compatible with model 9.02.0221
Replacing a faulty or damaged main control board in Dyad units
Service centers performing electronic diagnostics and part replacement
Key specifications
Manufacturer: Roborock
Part number (MPN): 9.02.0221
Component type: Mainboard / electronic control board
Compatible model: Roborock Dyad
How to use
Power off the vacuum and disconnect it from any power source before beginning repair. Remove the cover panels to access the internal electronics following the device service manual. Replace the faulty mainboard with the new board, ensuring all connectors, cables and screws are secured in their original positions. Reassemble the device and perform a functional test and any required firmware updates or calibration procedures as specified by Roborock or the service documentation.
Usage recommendations
Installations should be performed by a qualified technician. Use original or equivalent tools and follow ESD (electrostatic discharge) precautions. If unsure about compatibility, verify the part number 9.02.0221 against the unit’s service documentation before purchase.

## FAQ

### 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 Roborock 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 Roborock 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. More information about warranty service: https://aio.lv/en/warranty

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