# Hotend with hardened steel nozzle BambuLab A1 0.4 mm

**URL:** https://aio.lv/en/product--bambulab-bml-24674--11446389
**Data updated:** 2026-03-12 16:29 (EET)
**Category:** Printer & Copier Parts
**Manufacturer:** BambuLab
**Manufacturer code:** BML-24674
**EAN:** 6975337034995
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 22.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 19.00 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--bambulab-bml-24674--11446389

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

Hotend for BambuLab A1 equipped with a hardened steel 0.4 mm nozzle. Designed for reliable filament melting and extrusion, this hotend suits abrasive and general-purpose filaments that require a wear-resistant nozzle. Use for detailed FDM 3D printing, small to medium parts production, and when printing with composite or filled materials.

## Long description

Hotend with hardened steel nozzle BambuLab A1 0.4 mm is a replacement/exchange hotend assembly designed for the BambuLab A1 3D printer. It features a 0.4 mm hardened steel nozzle that provides increased wear resistance compared with standard brass nozzles, making it suitable for abrasive and composite filaments as well as routine PLA/ABS use. The unit is engineered to deliver consistent melt flow and dimensional accuracy for small to medium parts and detail-oriented FDM printing tasks.
Advantages
The hardened steel nozzle resists abrasion from composite and filled filaments, extending nozzle life and reducing maintenance frequency. A 0.4 mm orifice balances print detail and deposition rate for versatile everyday printing. The hotend assembly is compatible with the BambuLab A1 mechanical and thermal interfaces, ensuring straightforward replacement and retention of printing settings and profiles when properly installed.
Suitable for
 Printing abrasive filaments (carbon-, metal- or glass-filled)
 Everyday PLA, ABS and PETG prints requiring wear-resistant extrusion
 Detailed FDM parts and small to medium-size functional components
 Users who need a durable nozzle for extended print runs
Key specifications
 Nozzle material: hardened steel for increased wear resistance
 Nozzle diameter: 0.4 mm for balanced detail and flow
 Compatibility: designed for use with BambuLab A1 hotend mount and heater cartridge layout
 Suitable filament types: abrasive composites, filled materials, PLA, ABS, PETG and similar thermoplastics
 Application: FDM extrusion for small to medium parts and detailed prints
How to use
Install the hotend according to BambuLab A1 manufacturer instructions, ensuring the printer is powered off and cooled before beginning. Remove the existing hotend assembly, transfer or replace the heater cartridge and thermistor if not preinstalled, then secure the new hotend in the mount and reconnect wiring as specified by the printer manual. Perform nozzle height and first-layer calibration after installation and run a test print with the intended filament to verify extrusion, temperature stability and retraction settings.
Usage recommendations
Use temperature and retraction settings appropriate to the filament type; hardened steel nozzles may transfer heat differently than brass, so validate print temperatures and flow rates. Clean the nozzle with dry brushing or a cold pull when changing abrasive materials, and avoid harsh chemical cleaners that could affect heater block coatings. Regularly inspect the nozzle tip for wear and replace the nozzle if surface degradation affects print quality.

## FAQ

### How much does the Hotend BambuLab A1 0.4 mm cost, and is it available for purchase?

The price is 22.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 23.07.2026 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: 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 BambuLab 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 BambuLab 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/11446389/66083959_large.webp