• $23.90
  • Free 30-day Returns
  • Ships from China.
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    50Pcs Pneumatic Valve Connector Head PTFE ECAS04 Air Control Valve Connector Replacement Kit for 3D Printer Extruder

    • 50-piece complete kit for long-term replacement and maintenance
    • Made of high-quality PTFE material, heat-resistant and durable
    • Standard ECAS04 size, perfect fit for pneumatic control valves
    • Stable air pressure transmission, low leakage, smooth extruder feeding
    • Widely used in FDM 3D printers and industrial extrusion equipment
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    50-piece pneumatic valve connector replacement kit includes ECAS04-style connector heads made of premium PTFE, designed for reliable air control in 3D printer extruders and pneumatic systems. The PTFE construction provides excellent heat resistance, corrosion resistance and long service life under continuous working conditions. These connectors ensure stable air pressure delivery, reduce air leakage and maintain smooth filament feeding for high printing quality. Standardized dimensions allow direct replacement of worn or damaged connectors, making this kit ideal for 3D printer repair, assembly, aftermarket maintenance and industrial pneumatic system upgrades.

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