# Filament Sensor FlashForge ADVENTURER 4 PRO model 20003966001 for 3D printers

**URL:** https://aio.lv/en/product--flashforge-20003966001--10738570
**Data updated:** 2026-02-12 22:05 (EET)
**Category:** Office Equipment Accessories
**Manufacturer:** Flashforge
**Manufacturer code:** 20003966001
**EAN:** 6937120305163
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.49 €
**Prices and availability valid until:** 2026-08-15 23:59
**Price without VAT (21%):** 13.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--flashforge-20003966001--10738570

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.08.2026 | free |
| Pickup points | 18.08.2026 | 1.89 EUR |
| Courier delivery to door | 18.08.2026 | 4.99 EUR |

## Summary description

Filament Sensor FlashForge ADVENTURER 4 PRO (model 20003966001) is a replacement accessory designed for FlashForge 3D printers. It detects filament presence and feeding to help prevent print failures from filament runout or jams. Easy to install and compatible with the ADVENTURER 4 PRO series, it ensures more reliable printing and reduces wasted material and time.

## Long description

The Filament Sensor FlashForge ADVENTURER 4 PRO model 20003966001 for 3D printers is a replacement accessory designed to monitor filament presence and feeding on compatible FlashForge ADVENTURER 4 PRO machines. Installed in the filament path, the sensor detects whether filament is present and reports feed interruptions or runouts to the printer control system. This accessory helps reduce failed prints and material waste by enabling the printer to pause or alert the operator when filament issues occur.
Advantages
The filament sensor provides reliable detection of filament presence and feeding, improving print success rates by preventing unnoticed runouts and jams. It is designed for straightforward replacement and integration with FlashForge ADVENTURER 4 PRO printers, minimizing downtime during maintenance. The sensor supports continuous monitoring during prints, contributing to more consistent extrusion and reducing wasted material and time.
Suitable for
Replacement of a faulty or worn filament sensor in FlashForge ADVENTURER 4 PRO series printers
Improving print reliability in small-scale production and prototyping
Educational and workshop environments where unattended prints occur
Reducing material waste during long or multi-hour prints
Key specifications
Compatibility: designed for FlashForge ADVENTURER 4 PRO series
Function: detects filament presence and feeding to signal runout or jam
Mounting: replacement form factor matching original sensor location
Operation: continuous monitoring during printing process
Interface: electrical connector compatible with printer control board
How to use
Power the printer off and follow the manufacturer’s maintenance instructions to access the filament path area. Remove the existing sensor according to the printer’s service guide and install the replacement sensor in the same orientation, ensuring the connector is seated securely. After installation, restore power and run a filament detection or test print to confirm proper operation. If the printer reports sensor errors, recheck connections and mounting alignment before resuming regular use.
Usage recommendations
Use genuine or manufacturer-recommended replacement parts and follow FlashForge service instructions for installation. Regularly inspect the filament path and sensor for dust, debris, or filament fragments and clean gently as needed to maintain reliable detection. When storing spare sensors, keep them in a dry, dust-free environment to preserve connector contacts and mechanical integrity.

## FAQ

### How much does the Filament Sensor FlashForge ADVENTURER 4 PRO 20003966001 cost, and is it available for purchase?

The price is 16.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 18 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 13.08.2026 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. 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 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