Perfect Fit and Compatibility Check: This sensor module is specifically designed as a direct part replacement for CX-K2, K2 Pro, and K2 Plus 3D printers. IMPORTANT NOTE: This sensor module is strictly NOT compatible with the K2 SE model. Please double-check your exact printer version before purchasing to ensure a flawless fit and prevent installation issues.

High-Precision Photoelectric Detection: Upgrade from standard mechanical switches! Utilizing advanced photoelectric induction technology, this smart material runout sensor offers:

• Highly precise detection
• Instantaneous response times
• Built-in intuitive LED indicator displaying real-time working status (normal/empty/fault)
• No false alarms or slow reactions

Wide Filament & Multi-Color CFS Support: This sensor is highly sensitive and can accurately detect a vast range of 1.75mm materials, including:

• PLA
• PETG
• ABS
• ASA
• Flexible TPU
• Wood
• Carbon Fiber

Fully compatible with the K2 series Multi-Color System (CFS), ensuring seamless and uninterrupted multi-material 3D printing.

Plug & Play Easy Installation: Say goodbye to complicated wiring, soldering, or firmware flashing. Engineered for absolute convenience, this module is a true plug-and-play upgrade. Simply:

• Swap out your broken or malfunctioning original sensor
• Plug this detector directly into the motherboard using your existing cable
• Resume printing in minutes!

Save Filament & Reduce Waste: Stop wasting expensive filament on failed prints! With this sensor, you can confidently let your 3D printing run for long hours at night or while you're away. It