Bambu Lab Extruder Filament Sensor Compatible with P2S

GW-T-Bambu Lab Extruder Filament Sensor-P2S
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  • Genuine Bambu Lab OEM replacement/upgrade part
  • Designed specifically for Bambu Lab P2S 3D printers
  • Detects filament presence at the extruder for reliable printing
  • Helps prevent failed prints caused by filament run-out or feeding issues
  • Enables the printer to pause automatically when filament is not detected
  • Compact, lightweight design for seamless integration
  • Durable plastic construction for long-term use
  • Mounts on the upper extruder assembly
  • Ideal for maintenance, repair, or replacement

R335 incl. VAT
R292 excl. VAT

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Enhance your P2S 3D printer with precision filament detection. The Bambu Lab Extruder Filament Sensor – P2S is a genuine OEM upgrade component designed to improve printing reliability by accurately detecting filament presence inside your printer’s extruder assembly.

Overview

This compact sensor module is engineered for installation on the upper portion of the extruder of the Bambu Lab P2S series. Its primary job is to monitor whether filament is correctly loaded and present — helping the printer react quickly to filament run-outs or feed issues that could otherwise compromise print quality.

Whether you’re replacing a worn part or adding improved filament detection to your workflow, this sensor is a simple, essential accessory for consistent 3D printing performance.

Key Features

  • Reliable Filament Detection – Monitors filament presence at the extruder, reducing failed prints due to unnoticed run-outs or feed issues.
  • Tailored Fit for P2S – Designed specifically to be compatible with the Bambu Lab P2S 3D printer series, ensuring seamless installation and function.
  • Lightweight, Compact Design – Minimal footprint and weight mean it integrates without affecting printer ergonomics.
  • Durable Construction – Built using robust plastic components for long-lasting performance in everyday printing conditions.

What’s in the Box

  • Hall Switch Board Assembly × 1 — The core sensor unit that detects filament presence.
  • BT2x5 Screws × 2 — Mounting hardware for secure installation on the P2S extruder.

Specifications

SpecificationDetails
Compatibility               Bambu Lab P2S series 3D Printers
Materials Plastic construction
Color Grey / Black
Packaging Size ~60mm × 60mm × 30mm
Packaging Weight ~0.0045kg

The extruder filament sensor is a small but critical component in modern 3D printing:
Helps prevent wasted filament by detecting when filament runs out or fails to feed.
Ensures your printer can pause cleanly instead of printing air or errors.
A simple maintenance or upgrade part to keep your P2S running smoothly.

Designed exclusively for the Bambu Lab P2S model series — this sensor won’t function with other Bambu Lab printers such as the H2S, H2S Laser, or earlier P1 series without a specific matching sensor kit.

Bambu
GW-T-Bambu Lab Extruder Filament Sensor-P2S

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