🔑 Key Features

✅ 1.75mm Filament Compatibility – Works with standard 3D printer filament. ✅ Mechanical Microswitch – Reliable, no false triggers from dust/debris. ✅ Normally Open (NO) / Normally Closed (NC) Modes – Configurable wiring. ✅ Easy Mounting – Fits Ender 3, CR-10, and custom setups. ✅ LED Indicator – Visual feedback (on/off state). ✅ 3-Pin Connector (VCC, GND, Signal) – Plug-and-play with 3D printer mainboards.

📊 Technical Specifications

• Filament Diameter: 1.75mm (Not for 2.85/3mm filament).

• Switch Type: Mechanical microswitch (SPST).

• Voltage: 3.3V–5V DC (Logic-level compatible).

• Current Rating: ≤100mA.

• Output Signal: Digital (HIGH/LOW, depending on wiring).

• Mounting: M3 screws (holes included).

• Dimensions: ~30mm × 20mm × 15mm.