Bambu Lab Filament Buffer — Smooth Feed for AMS Steady Flow • Prevents Tugs • Plug-and-Play for P1S & X1 Series The Filament Buffer keeps tension stable between your AMS and printer, preventing snags or pulling during fast moves. A must-have for single-AMS setups on P1S and X1 Series printers. Why you need it • Smooth feed: Maintains steady filament flow from AMS to extruder• Prevents tugs: Reduces under-extrusion from tension spikes• Compact setup: Installs quickly beside the printer Compatibility & usage guide • Supported printers: P1S, X1 Series• Use with: Single AMS unit (required)• Multiple AMS: Use AMS Hub instead• Connection: 4-pin input → 6-pin output (3 mm pitch terminals) What’s in the box • Filament Buffer × 1• M3 × 21.5 mm screws × 2 Product details • Voltage: 24 V • Current: < 10 mA• Material: Plastic / PCBA • Color: Gray• Size: 109 × 55 × 33 mm • Weight: ~50 g Quick tip Route filament with smooth curves and keep the buffer level with the printer’s intake for best feeding performance. Local advantages (Convoy-Westcan / Winnipeg) • Same-day or next-business-day dispatch when in stock• Free Winnipeg courier on eligible filament orders >$50• In-store pickup available Policy snapshot Accessories and consumables are final sale. Approved returns on other items must be brand new and unopened; restocking fees and non-refundable shipping may apply. See our Refund & Return Policy for details.