Filament Detection Board Replacement for K2 Plus Sensor Module PCB Break

Key Features

• OEM design that guarantees perfect compatibility with K2 Plus, K2 Pro, K2 Combo, K2 Sermoon, and M300 printers
• Easy installation — requires only a hex wrench, with straightforward steps to replace the existing sensor
• Built-in sensor provides sensitive and accurate filament detection for all filament types, including TPU, ABS, PETG, PLA, and carbon fiber
• Note: does not include connected cable — only compatible with specific printer models, so please verify your machine before ordering
• Reliable performance for consistent filament break detection during printing

What's Included

• 2 x PCB adapter boards for K2P, K2-Pro, and K2-sermoon with K2 Plus, K2 Pro, K2 Combo, M300, K2 Sermoon 3D printers. Not suitable for K2 SE, K1C, K1 SE KE Max, Ender 3 S1 Pro, V3, V4 Plus, SE KE, or Ender-5 S1 models. Please confirm your machine model before purchase.
  1 Shipping
  Free Standard Shipping - We offer free standard shipping to most addresses within the United States. Estimated delivery is usually 2-4 business days, although some orders may take longer depending on carrier operations and destination.
  • Carrier Selection - Orders may be shipped using USPS, UPS, FedEx, or another reliable delivery provider based on service availability and the shipping address.
  • Handling Time - Most orders are packed and dispatched within 1 business days after cleared payment is received.
  • Location Restrictions - Deliveries to Alaska, Hawaii, Puerto Rico, Guam, and certain U.S. territories may involve additional transit time, service limitations, or extra charges depending on the item and destination.
  • Compliance Notice - Some products may be subject to shipping restrictions in specific states or regions due to local laws, regulations, or product-specific requirements.
  • Tracking & Delivery Help - If you have any questions about shipment status or delivery, please contact us through the messaging system and we will gladly assist you.
  FREE 2 Payment

  3 Return

  30-Day Return Period - We support returns within 30 days of delivery for eligible items in accordance with the return options shown in the listing and at checkout.
  • How to Start a Return - To open a return request, please use your order history and follow the return steps provided by .
  • Return Shipping - Return shipping responsibility depends on the reason for return and the return settings applied to the order.
  • Refund Processing - Once the returned item is received and reviewed, eligible refunds are generally completed within 5 business days.
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