---
product_id: 678859436
title: "K1C Filament Detector Runout Sensor Detection Module Pause Detecting Monitor Compatible with K1, K1 Max,_Ender-3 V3,_Ender 3 V3 Plus, Ender-5 S1, Sermoon D3_/D3 Pro,_CR-200B Pro 3D Printer"
brand: "polisi3d"
price: "40405CFA"
currency: XOF
in_stock: true
reviews_count: 5
category: "Polisi3 D"
url: https://www.desertcart.sn/products/678859436-k1c-filament-detector-runout-sensor-detection-module-pause-detecting-monitor
store_origin: SN
region: Senegal
---

# Compact 50x31x18mm modular design Seamless compatibility with top 3D printers Metal filament guider for ultra-smooth feed K1C Filament Detector Runout Sensor Detection Module Pause Detecting Monitor Compatible with K1, K1 Max,_Ender-3 V3,_Ender 3 V3 Plus, Ender-5 S1, Sermoon D3_/D3 Pro,_CR-200B Pro 3D Printer

**Brand:** polisi3d
**Price:** 40405CFA
**Availability:** ✅ In Stock

## Summary

> ⚙️ Keep your 3D prints flawless—never miss a filament beat!

## Quick Answers

- **What is this?** K1C Filament Detector Runout Sensor Detection Module Pause Detecting Monitor Compatible with K1, K1 Max,_Ender-3 V3,_Ender 3 V3 Plus, Ender-5 S1, Sermoon D3_/D3 Pro,_CR-200B Pro 3D Printer by polisi3d
- **How much does it cost?** 40405CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/678859436-k1c-filament-detector-runout-sensor-detection-module-pause-detecting-monitor)

## Best For

- polisi3d enthusiasts

## Why This Product

- Trusted polisi3d brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable Build Quality:** Robust metal and injection-molded casing built to last
- • **Universal Compatibility:** Works perfectly with K1, Ender-3 V3, Sermoon D3, and more
- • **Effortless Filament Flow:** Metal guider reduces friction for flawless printing
- • **Reliable Print Continuity:** Detects filament runout to pause prints and save your work
- • **Plug & Play Modular Design:** Compact, independent module fits seamlessly into your setup

## Overview

The POLISI3D K1C Filament Detector is a precision-engineered runout sensor designed for seamless integration with popular 3D printers like K1, Ender-3 V3, and Sermoon D3. Featuring a smooth metal filament guider and compact modular design, it ensures frictionless filament feeding and reliable print pauses to prevent failed prints. Lightweight and durable, this sensor is a must-have upgrade for any serious 3D printing professional.

## Description

Smooth Filament Traveling: The filament sensor has a built-in filament guider, which is made of metal material with smooth surface, reducing friction resistance and ensuring smooth filament feed-in.

Review: Good replacement for my factory one. I expect this one will get flat spots as well. Order one now to replace your factory one.
Review: Replaced inoperative unit with this unit and now I can print again works perfectly

## Features

- Independent Modularized Design, Compatible with K1,_K1 Max,_Ender-3 V3,_K1C,_Ender-3 V3 Plus, Sermoon D3,_Sermoon D3 Pro,_CR-200B Pro,_Ender-5 S1 3D Printer
- Smooth Filament Traveling: The filament sensor has a built-in filament guider, which is made of metal material with smooth surface, reducing friction resistance and ensuring smooth filament feed-in.
- Size: 50x31x18mm, outer cover is injection molding.
- Color: Black
- Package: 1piece filament Detector

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D53BFVH7 |
| Brand | POLISI3D |
| Color | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (28) |
| Date First Available | 2 October 2024 |
| Item Weight | 28 g |
| Manufacturer | POLISI3D |
| Manufacturer Part Number | K1 Filament runout sensor |
| Material Type | Metal |
| Model number | K1 Filament runout sensor |
| Number of Items | 1 |
| Product Dimensions | 5 x 3.1 x 1.8 cm; 28 g |

## Product Details

- **Brand:** POLISI3D
- **Colour:** Black
- **Item weight:** 28 Grams
- **Material:** Metal

## Images

![K1C Filament Detector Runout Sensor Detection Module Pause Detecting Monitor Compatible with K1, K1 Max,_Ender-3 V3,_Ender 3 V3 Plus, Ender-5 S1, Sermoon D3_/D3 Pro,_CR-200B Pro 3D Printer - Image 1](https://m.media-amazon.com/images/I/51Z2Xo5N1fL.jpg)

## Customer Reviews

### ⭐⭐⭐ Review
*by C***K on 8 September 2025*

Good replacement for my factory one. I expect this one will get flat spots as well. Order one now to replace your factory one.

### ⭐⭐⭐⭐⭐ Review
*by D***E on 16 October 2025*

Replaced inoperative unit with this unit and now I can print again works perfectly

### ⭐⭐⭐⭐⭐ Review
*by M***G on 14 January 2026*

Produkt funktioniert 1a mit meinem Ender3 und 4.2.7 Mainboard sowie Marlin Firmware

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**Shop now:** [https://www.desertcart.sn/products/678859436-k1c-filament-detector-runout-sensor-detection-module-pause-detecting-monitor](https://www.desertcart.sn/products/678859436-k1c-filament-detector-runout-sensor-detection-module-pause-detecting-monitor)

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-03-17*