SMA-KFB41

Connectors– RF – details

Model SMA-KFB41
Product Series SMA
Series of Modifications Basic Type
Contact Type Not Specified
Surface Treatment Gold Plating
Termination Method Flange Mount
Locking Components Not Provided
Center Contact Resistance <3 mΩ
Outer Contact Resistance <2 mΩ
Mechanical Life ≥500 mating cycles
SKU: RF-00011 Categories: , Brand:

Product Specifications

None Available


SMA Series Product Introduction

The SMA Series is one of the world’s most widely used RF coaxial connector families, featuring a compact design, wide operating bandwidth, and outstanding mechanical and electrical performance. Designed for reliable high-frequency signal transmission, SMA connectors provide excellent durability and stable performance in demanding environments.

They are widely used in telecommunications, aerospace, navigation, defense systems, radar, satellite communications, wireless networks, and microwave test and measurement equipment.


Key Features

  • Compact and lightweight design
  • Wide operating frequency range
  • 50 Ω characteristic impedance
  • Excellent electrical and mechanical performance
  • Low VSWR for superior signal integrity
  • High reliability and long service life
  • Gold-plated contacts for low contact resistance and enhanced corrosion resistance
  • Suitable for RF, microwave, aerospace, military, and industrial applications

Technical Specifications

Parameter Specification
Frequency Range DC–12.4 GHz (Flexible Cable)
DC–18 GHz (Semi-Rigid / Semi-Flexible Cable)
Operating Temperature −55°C to +155°C
Characteristic Impedance 50 Ω
VSWR (Flexible Cable) ≤ 1.15 + 0.02 × F*
VSWR (Semi-Rigid / Semi-Flexible Cable) ≤ 1.10 + 0.02 × F*
Insulation Resistance ≥ 5000 MΩ
Operating Voltage 330 V RMS
Dielectric Withstanding Voltage 1000 V RMS
Center Contact Resistance ≤ 3 mΩ
Outer Contact Resistance ≤ 2 mΩ
Mechanical Life ≥ 500 Mating Cycles

Note: F = Operating Frequency (GHz).