Customize Brass Round Standoff Spacer for PCB Aluminum Threaded Spacer

توضیحات

Round Standoff Spacer

Definition:

A Round Standoff Spacer is a cylindrical hardware component designed to create precise spacing and secure mounting between two surfaces, typically in electronic and mechanical assemblies. These spacers feature a hollow, threaded, or unthreaded design, allowing screws or bolts to pass through while maintaining a fixed gap. They are commonly used to elevate printed circuit boards (PCBs), motherboards, or other components to prevent contact with surfaces that could cause electrical shorts or mechanical interference.

Key Features of Round Standoff Spacers

1. Materials

• Brass (excellent conductivity, corrosion-resistant, ideal for electronics)

• Stainless Steel (high strength, rust-proof, suitable for harsh environments)

• Aluminum (lightweight, good for weight-sensitive applications)

• Nylon/Plastic (non-conductive, ideal for electrical insulation)

2. Surface Finishes

• Nickel-Plated (enhances conductivity & corrosion resistance for brass/steel)

• Zinc-Plated (economical anti-rust coating for steel)

• Anodized (improves durability and appearance of aluminum)

• Black Oxide (provides a sleek, corrosion-resistant finish for steel)

3. Specifications

• Thread Types:

  • Fully Threaded (Male-Female) – Allows screws to attach from both ends

  • Unthreaded (Smooth Bore) – Used as simple spacers

• Sizes:

  • Diameter: Commonly M2, M2.5, M3, M4, 6-32, 4-40

  • Length: Typically 3mm to 20mm (custom lengths available)

• Shape: Round (smooth outer surface for easy handling)

4. Applications

• Electronics & PCBs (motherboard mounting, Raspberry Pi/Arduino projects)

• Industrial Machinery (vibration damping, component spacing)

• Automotive & Aerospace (secure PCB mounting in high-vibration environments)

• Consumer Electronics (laptops, LED lighting, drones)

• DIY & Prototyping (3D printers, robotics, custom enclosures)

Excellent Case: Industrial-Grade Raspberry Pi Cluster

Scenario: A high-performance Raspberry Pi cluster for edge computing requires:

1. Secure PCB Stacking: Round nylon spacers (M2.5, 10mm) isolate multiple Pi boards, preventing electrical shorts.

2. Vibration Resistance: Stainless steel standoffs (M3, nickel-plated) ensure stability in a factory environment.

3. Heat Dissipation: Aluminum spacers (anodized) help dissipate heat in tight enclosures.

4. Easy Maintenance: Threaded spacers allow quick disassembly for upgrades.

Result: The spacers enable reliable, compact, and scalable computing power for real-time data processing in industrial IoT applications.