Profile Connector 2020 3030 4040 4545 Series for 3D Printer

Profile Connector 2020 3030 4040 4545 Series for 3D Printer

• Profile Connector for 2020, 3030, 4040, and 4545 aluminium profile series, used to build strong and square machine frames.
• Designed to join aluminium extrusion sections with a clean 90 degree connection for rigid structures.
• Suitable for multiple frame styles using corner connector, interior connector, and 3 way connector options.
• Ideal for DIY and professional builds where stable alignment and easy assembly are required.

Specifications

• Series: 2020 / 3030 / 4040 / 4545
• Material: High-quality aluminum alloy
• Surface treatment: Anodized
• Color: Silver
• Dimensions: Customizable
• Tolerance: ±0.2 mm
• Finish: Sand blasting for durable, high-strength surface performance

Features

• 90-degree joining: aluminum profile connector for right-angle frame building on metric extrusion series.
• Easy installation: fasten with bolts and nuts (hardware typically not included).
• High strength & hardness: durable for long-term mechanical use.
• Modular compatibility: supports 2020, 3030, 4040, 4545 aluminium extrusion systems.
• Connector options: corner connector, interior connector, and 3 way connector for flexible frame layouts.

Applications

• 3D printer frame construction and upgrades
• CNC routers and CNC laser cutters
• Robotics projects and automation structures
• Industrial aluminium frame structures
• Furniture frames, enclosures, and DIY aluminium extrusion builds

Usage 

• Select the correct profile connector size (2020/3030/4040/4545) to match your extrusion.
• Align extrusions at 90 degree, position the corner connector (or interior connector / 3 way connector as needed).
• Tighten bolts/nuts evenly to lock alignment and maintain frame squareness.
• Re-check tightness after initial machine operation to ensure a stable joint.