Bambu Lab AMS Lite Mainboard (SAA020)

Product Description

The Bambu Lab AMS lite Mainboard (SAA020) is the original control PCB located inside the AMS lite unit. Once connected to the printer, it controls the feeding mechanics and enables reliable automatic filament changes during printing. This is an official spare part that restores full functionality to your AMS lite.

Compatibility

• Designed exclusively for the Bambu Lab AMS lite (not usable for the enclosed AMS for X1/P1).

Package Contents

• 1× AMS lite Mainboard (SAA020).

Key Benefits

• Genuine Bambu Lab part – assurance of quality and compatibility.
• Restores full automatic filament change functionality in AMS lite.
• Simple replacement following the official procedure (anti-static handling recommended).
• Clearly labeled part code SAA020 for easy ordering of the correct component.

Technical Details

• Material: metal and electronic components; color: gray.
• Package weight: 0.10 kg; package dimensions: 120×80×60 mm.
• Net board weight: approx. 0.10 kg.

Installation Notes

• Disconnect both the AMS lite and the printer from power before installation.
• ESD protection recommended.
• After replacement, restart the device and verify feeding functionality.

Tip: If you are looking for the mainboard for the enclosed AMS (for the X1/P1 series), it is a different part – "AMS Mainboard (V2)" – not SAA020.

Key Features:

• Original mainboard for Bambu Lab AMS lite (SAA020).
• Restores and controls automatic material switching in AMS lite.
• Compatibility exclusively with AMS lite – ensuring the correct part.
• Easy replacement per the official guide; package includes 1× board.
• Verified package dimensions and weight for logistics and service.