Question 1

Will this dryer fit and work seamlessly with my Bambu Lab AMS unit?**

Accepted Answer

Yes, it is specifically designed as a plug-and-play accessory for the **AMS (Automatic Material System) Gen 1**. Owners consistently praise its perfect fit—it installs underneath the AMS without any tools or modifications required. It is not compatible with the AMS Lite or other brands' systems.

Question 2

Can I really dry filament while it's actively printing, and how effective is it?**

Accepted Answer

Absolutely. The "simultaneous drying and printing" function is its key feature. It heats the enclosed spools (reaching up to 70°C) while the AMS feeds filament to the printer. Users on social media report it successfully revives damp PLA and PETG, often eliminating popping and improving layer adhesion during long, multi-day prints.

Question 3

How noisy is it during operation, and is it safe to run unattended?**

Accepted Answer

It produces a constant, low hum from its internal fan, similar to a desktop PC. Most find it unobtrusive in a workshop but note it's audible in a very quiet room. While no safety incidents are reported in reviews, it's an electrical heater. As with any such device, we recommend not leaving it running completely unattended for extreme durations (e.g., multiple days) unless you are comfortable doing so.

Question 4

What are the real limitations on the "4 spool" capacity?**

Accepted Answer

The four slots are optimized for standard 1kg plastic spools that come with Bambu Lab filament. A common point of feedback is that larger 2kg+ spools, spools with wider hubs, or cardboard spools often will **not fit**. If you frequently use non-standard spools, this may be a significant constraint.

Question 5

How does the SUNLU dryer compare to a cheaper food dehydrator or other branded dryers?**

Accepted Answer

The main advantage is seamless AMS integration and space efficiency. A food dehydrator is cheaper and has a larger capacity but is a separate, bulky unit that requires manual spool transfers. Other branded dryers (like Eibos or PrintDry) may offer sturdier build quality but typically don't integrate directly with the AMS for simultaneous printing. This product is the dedicated solution for Bambu AMS Gen 1 users prioritizing a streamlined workflow.

SUNLU Official AMS Heater, Simultaneous Drying and Printing, 3D Printer Filament Dryer for AMS Gen 1, Intelligent Moisture Control, Reaches 70°C in 20 Minutes, Capacity for 4 Spools

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