Connectors, Interconnects | ZNHSON Electronics

Circular Connectors - Contacts

Circular Connectors - Contacts

Definition:
Circular Connectors - Contacts are the essential conductive components within circular connectors, designed to establish secure electrical connections in demanding environments. These precision-engineered contacts (pins and sockets) ensure reliable signal transmission and power delivery across industrial, aerospace, military, and automotive applications.

Types & Variations:
1. Pin Contacts: Male-terminated elements for insertion into socket counterparts.
2. Socket Contacts: Female-terminated elements designed to receive pin contacts.
3. Material Options: Available in brass, phosphor bronze, or beryllium copper, often plated with gold, silver, or tin for corrosion resistance.
4. Size Standards: Compliant with MIL-DTL-5015, MIL-DTL-38999, or DIN standards, catering to varying current/voltage requirements.

Purchasing Guidance:
- Compatibility: Verify contact size (e.g., 20AWG-8AWG) and connector series (e.g., MIL-SPEC, commercial) to match housing specifications.
- Environment: Opt for gold plating in high-corrosion settings; tin plating suffices for cost-sensitive, low-frequency applications.
- Certifications: Prioritize UL, IEC, or MIL-certified contacts for mission-critical systems.
- Supplier Expertise: Partner with vendors offering CAD models and cross-reference tools to streamline BOM integration.

Investing in quality contacts minimizes insertion loss and ensures long-term mating-cycle durability critical for maintaining signal integrity in harsh operating conditions.

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