# 3D printer mainboard Flashforge Adventurer 4 – Flashforge replacement board FFO-20935

**URL:** https://aio.lv/en/product--flashforge-ffo-20935--11823161
**Data updated:** 2026-03-09 11:11 (EET)
**Category:** Printer & Copier Parts
**Manufacturer:** Flashforge
**Manufacturer code:** FFO-20935
**EAN:** 5904422382988
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 259.49 €
**Prices and availability valid until:** 2026-07-08 23:59
**Price without VAT (21%):** 214.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--flashforge-ffo-20935--11823161

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

Replacement mainboard for the Flashforge Adventurer 4 3D printer (manufacturer MPN FFO-20935, EAN 5904422382988). Designed to replace the printer’s central control board, it restores core functions such as motion control, heater and sensor management, and interface connectivity. Suitable for repair or refurbishment of Adventurer 4 units to regain factory functionality.

## Long description

This replacement mainboard is designed for the Flashforge Adventurer 4 3D printer and restores the printer’s central control functions. It replaces the original control board to provide motion control, heater and sensor management, and interface connectivity required for normal operation. The board is intended for repair or refurbishment of Adventurer 4 units to return the machine to factory functionality and ensure reliable coordination of motors, temperature regulation and communication with user interfaces.
Advantages
The replacement mainboard provides a direct hardware solution to restore core printer functions without needing to replace other major components. It supports precise motor and axis control, stable temperature regulation for the hotend and heated bed through sensor input handling, and maintains connections for the printer’s external interfaces. Using a manufacturer-compatible board helps preserve original firmware compatibility and system behaviour, reducing the need for extensive recalibration after installation.
Suitable for
Repairing a Flashforge Adventurer 4 with a faulty or damaged control board
Refurbishing Adventurer 4 units for resale or continued use
Restoring motion control and thermal management functions after electrical failures
Replacing a non-functional board to recover interface connectivity and printer responsiveness
Key specifications
Function: main control board for 3D printer central control and coordination
Controls: stepper motor drivers for motion axes and extruder
Thermal management: heater output control and sensor inputs for hotend and heated bed
Connectivity: interfaces for display, control panel, and external ports
Compatibility: designed specifically for the Flashforge Adventurer 4 platform
How to use
Power down the printer and disconnect it from mains power before beginning replacement. Remove the printer cover and locate the existing mainboard following the service manual or manufacturer guidance. Disconnect all cables and connectors carefully, noting their positions or photographing connections for reference. Install the replacement board by securing it in the original mounting points and reconnecting all cables, sensors and peripheral connections in the original order. Reassemble the printer, restore power and perform any manufacturer-recommended boot or firmware checks. Verify axis movement, endstop behaviour, temperature readings and heater activation before printing.
Usage recommendations
Handle the mainboard using electrostatic discharge (ESD) precautions and ensure firmware and calibration checks are performed after installation. Use official or compatible replacement parts and follow safety procedures for working with powered devices and heated elements.

## FAQ

### How much does the Flashforge Adventurer 4 mainboard FFO-20935 cost, and is it available for purchase?

The price is 259.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 29.06.2026 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Flashforge Adventurer 4 mainboard FFO-20935 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Flashforge 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 Flashforge 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

## Image

https://aio.lv/img/cache/product/11823161/67225136_large.webp