Industry-Verified Manufacturing Data (2026)

High-Frequency RF Coaxial Connector

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard High-Frequency RF Coaxial Connector used in the Manufacture of Communication Equipment sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical High-Frequency RF Coaxial Connector is characterized by the integration of Center Contact and Dielectric Insulator. In industrial production environments, manufacturers listed on CNFX commonly emphasize Phosphor Bronze construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Precision coaxial connector for high-frequency signal transmission in communication equipment.

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Product Specifications

Technical details and manufacturing context for High-Frequency RF Coaxial Connector

Definition
A critical interconnect component used in communication equipment manufacturing for reliable RF signal transmission. This connector provides impedance-matched connections between circuit boards, antennas, and modules in devices like routers, base stations, and wireless equipment. It ensures minimal signal loss and reflection at microwave frequencies, enabling high-speed data transfer. As a standardized component, it facilitates modular design and simplifies assembly in B2B supply chains.
Working Principle
Uses concentric conductors separated by dielectric material to maintain controlled impedance, with precision mating interfaces for consistent electrical contact.
Common Materials
Phosphor Bronze, PTFE Dielectric, Nickel-Plated Brass
Technical Parameters
  • Voltage Standing Wave Ratio at max frequency (ratio) Standard Spec
  • Characteristic impedance rating (Ω) Standard Spec
  • Operational frequency bandwidth (GHz) Standard Spec
Components / BOM
  • Center Contact
    Primary signal conductor
    Material: Phosphor Bronze
  • Dielectric Insulator
    Maintains impedance and isolates conductors
    Material: PTFE
  • Outer Shell
    Provides shielding and mechanical protection
    Material: Nickel-Plated Brass
  • Coupling Mechanism
    Secures mated connection
    Material: Stainless Steel
  • Sealing Gasket Optional
    Provides environmental sealing
    Material: Silicone Rubber
Engineering Reasoning
0-40 GHz frequency range, -55°C to +125°C temperature range, 50 Ω impedance tolerance ±0.5 Ω
Return loss degradation beyond -20 dB at 40 GHz, VSWR exceeding 1.15:1 at maximum frequency, contact resistance increase above 5 mΩ
Design Rationale: Dielectric breakdown at electric field strength > 3×10⁶ V/m, skin effect attenuation at frequencies > 30 GHz causing signal loss, thermal expansion mismatch between center conductor (copper) and dielectric (PTFE) with CTE difference of 16×10⁻⁶/°C
Risk Mitigation (FMEA)
Trigger Dielectric contamination from airborne particulates exceeding 1000 particles/m³
Mode: Impedance discontinuity causing signal reflection > -15 dB
Strategy: Hermetic sealing with IP67 rating and nitrogen purging during assembly
Trigger Center conductor misalignment > 50 μm during mating cycles
Mode: Increased VSWR to 1.25:1 at 18 GHz
Strategy: Precision alignment features with ±10 μm tolerance and anti-rotation keying

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for High-Frequency RF Coaxial Connector.

RF Coax Connector Microwave Connector high-frequency RF coaxial connector for 5G equipment precision coaxial connector with PTFE dielectric communication equipment RF connector BOM high mating cycle RF coaxial connector low insertion loss RF connector specifications

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 30 psi (sealed), atmospheric (unsealed)
other spec: Frequency range: DC to 18 GHz, VSWR: ≤1.3, Impedance: 50 Ω
temperature: -65°C to +165°C
Media Compatibility
✓ Air/dry gas environments ✓ Clean RF signal transmission lines ✓ Controlled humidity lab/indoor settings
Unsuitable: High-moisture or corrosive chemical environments without protective sealing
Sizing Data Required
  • Required frequency range (GHz)
  • Connector interface type (e.g., SMA, N, TNC)
  • Cable diameter and dielectric type

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Impedance Mismatch
Cause: Wear or deformation of the center conductor or dielectric, often from repeated mating cycles or improper torque, leading to signal reflection and power loss.
Corrosion or Contamination
Cause: Exposure to moisture, salts, or particulate ingress, degrading electrical contact surfaces and increasing insertion loss, often due to inadequate sealing or harsh environments.
Maintenance Indicators
  • Increased VSWR (Voltage Standing Wave Ratio) readings during testing, indicating signal reflection.
  • Visible signs of arcing, discoloration, or debris on connector interfaces during inspection.
Engineering Tips
  • Use a calibrated torque wrench for mating to prevent over-tightening (causing deformation) or under-tightening (leading to poor contact).
  • Implement regular cleaning with approved solvents and protective caps when not in use to prevent contamination and corrosion.

Compliance & Manufacturing Standards

Reference Standards
IEC 61169-1:2013 (RF coaxial connectors - Part 1: Generic specification) MIL-PRF-39012 (Military specification for RF coaxial connectors) DIN 47223 (Coaxial connectors for radio-frequency cables)
Manufacturing Precision
  • Center conductor diameter: +/-0.005mm
  • Connector mating surface flatness: 0.025mm
Quality Inspection
  • Vector Network Analyzer (VNA) testing for VSWR and insertion loss
  • Mechanical gauging for dimensional compliance with go/no-go gauges

Factories Producing High-Frequency RF Coaxial Connector

Verified manufacturers with capability to produce this product in China

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✓ 92% Supplier Capability Match Found

P Procurement Specialist from United States Feb 28, 2026
★★★★★
"The technical documentation for this High-Frequency RF Coaxial Connector is very thorough, especially regarding Frequency Range (GHz)."
Technical Specifications Verified
T Technical Director from United Arab Emirates Feb 25, 2026
★★★★★
"Reliable performance in harsh Manufacture of Communication Equipment environments. No issues with the High-Frequency RF Coaxial Connector so far."
Technical Specifications Verified
P Project Engineer from Australia Feb 22, 2026
★★★★★
"Testing the High-Frequency RF Coaxial Connector now; the Frequency Range (GHz) results are within 1% of the laboratory datasheet."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

9 sourcing managers are analyzing this specification now. Last inquiry for High-Frequency RF Coaxial Connector from USA (1h ago).

Frequently Asked Questions

What materials are used in this high-frequency RF coaxial connector?

This connector uses phosphor bronze for the center contact, PTFE (Teflon) as the dielectric insulator, nickel-plated brass for the outer shell, and includes a sealing gasket for environmental protection.

What are the key specifications for this communication equipment connector?

Key specifications include frequency range (GHz), impedance (Ω), insertion loss (dB), mating cycles, operating temperature range (°C), and VSWR ratio for optimal signal integrity in communication applications.

What components are included in the BOM for this RF coaxial connector?

The bill of materials includes: Center Contact, Coupling Mechanism, Dielectric Insulator, Outer Shell, and Sealing Gasket - all designed for reliable high-frequency signal transmission in communication equipment.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Manufacture of Communication Equipment sector.

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