/ Documentation

Build guides

Full bills of materials, soldering walkthroughs, and operating instructions for every product we ship. Open-source hardware — schematics and firmware on GitHub.

Filament drying

SUNLU AMS AutoVent v2

Bolts onto the SUNLU AMS heater and opens a vent flap when humidity climbs. Closed-loop servo, current sensing, XIAO RP2040.

Build guideBOM, soldering, assemblyUser guideSetup and operationTechnical specsSchematics, pinouts, firmware
Shop SUNLU AMS AutoVent v2
Filament tracking

Spool Inspector

Weighs your spool, scans the QR sticker, and pushes live weight to your filament tracker. Calibrated load cell, OV5640 camera.

Build guideBOM, soldering, assemblyUser guideSetup and operation
Shop Spool Inspector

/ Need a hand?

Stuck on a step or missing a part? Reach out through support — most replies land within a business day.