INDUSTRY COMPONENT

Connector (e.g., RJ45)

RJ45 connector is a standardized physical interface for connecting network cables to devices like Network Interface Controllers, enabling Ethernet communication.

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Component Specifications

Definition
The RJ45 connector is an 8-position, 8-contact (8P8C) modular connector used primarily for Ethernet networking and telecommunications. It terminates twisted-pair cables (typically Cat5e, Cat6, or higher) and provides a secure, shielded connection to Network Interface Controllers (NICs) and other networking equipment. The connector features a locking tab for secure mating and follows T568A or T568B wiring standards for consistent pin assignments.
Working Principle
The RJ45 connector works by establishing electrical connections between the conductors in a twisted-pair cable and the corresponding pins in a NIC's port. When inserted, the connector's contacts press against the cable's insulated wires, creating a conductive path. The locking tab ensures mechanical stability, while the connector's shielding (if present) reduces electromagnetic interference, enabling reliable data transmission via differential signaling over the cable pairs.
Materials
Typically made from phosphor bronze or brass contacts with gold or nickel plating for conductivity and corrosion resistance. The housing is usually thermoplastic (e.g., polycarbonate or ABS) for durability and insulation. Shielding may include metal shells or foil for EMI protection.
Technical Parameters
  • Pin Count 8P8C
  • Current Rating 1.5A
  • Voltage Rating 125V AC
  • Insertion Cycles ≥750 cycles
  • Contact Resistance <20 mΩ
  • Cable Compatibility Cat5e, Cat6, Cat6a, Cat7
  • Insulation Resistance >1000 MΩ
  • Operating Temperature -40°C to +85°C
Standards
ISO/IEC 11801, TIA/EIA-568, IEC 60603-7

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Connector (e.g., RJ45).

RJ45 connector Ethernet connector 8P8C network interface controller Cat6 connector industrial networking T568B modular connector Connector (e.g., RJ45) Connector (e.g., RJ45) in Computer, Electronic and Optical Product Manufacturing

Parent Products

This component is used in the following industrial products

Network Interface Controller(s)

Hardware component that enables network connectivity for IoT Gateway devices.

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Engineering Analysis

Risks & Mitigation
  • Intermittent connections due to poor crimping
  • EMI interference in unshielded versions
  • Mechanical failure of locking tab
FMEA Triads
Trigger: Improper crimping tool alignment
Failure: Intermittent data transmission or complete connection loss
Mitigation: Use certified crimping tools and follow manufacturer guidelines for termination
Trigger: Excessive bending or strain on cable
Failure: Broken conductors or connector damage
Mitigation: Implement strain relief and adhere to minimum bend radius specifications

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
Contact position tolerance ±0.2mm, insertion force 20N max, withdrawal force 10N min
Test Method
Per IEC 60512 for electrical continuity, insulation resistance, and mechanical durability

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Serial Interface
Serial interface for industrial data transmission between IoT gateways and legacy equipment using RS-232/422/485 protocols.

Frequently Asked Questions

What is the difference between RJ45 and 8P8C?

RJ45 is a common name for the 8P8C connector used in Ethernet, but technically, RJ45 refers to a specific telephone jack standard. In industrial contexts, 8P8C is the correct term for Ethernet connectors.

Can RJ45 connectors be used in harsh environments?

Yes, industrial-grade RJ45 connectors with IP67 ratings, metal housings, and enhanced shielding are available for harsh conditions like manufacturing floors.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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