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SMA RF Connectors with Screw Locking for Wireless and Communication Systems

MOQMOQ >200
PricePrice
>Number Of CoresNumber Of Cores 1Pin
Contact DiameterContact Diameter(mm)
IP RatingIP Rating IP20
Shell MaterialShell Material Brass
Temperature RangeTemperature Range -65℃ ~ +165℃
TerminationTermination Solder
Rated CurrentRated Current(A) 0.3A-0.5A
Rated VoltageRated Voltage(Ac.V) 225V-500V
Test VoltageTest Voltage(Ac.V)1Min 1000V
Insulation ResistanceInsulation Resistance (MΩ) ≥5000MΩ
Contact ResistanceContact Resistance (MΩ) ≤5MΩ
CertificationCertification CE, RoHS,BASCI,ISO9001
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Choosing the Right SMA Connector for Your RF Application

When selecting an SMA connector, the primary decision points are the mating interface, cable type, and environmental exposure. SMA connectors use a threaded coupling mechanism, which provides a secure, vibration-resistant connection suitable for applications where a standard push-pull connector might loosen. Confirm whether your application requires a male or female interface and whether the connector will be used with a flexible or semi-rigid coaxial cable.

  • Threaded locking design: Ensures a stable, anti-loosening connection in high-vibration environments.
  • Broad compatibility: Works with a wide range of antennas, wireless modules, and RF test equipment.
  • Durable construction: Brass housing and core material provide long service life in demanding conditions.
  • Simple installation: Designed for straightforward field assembly and maintenance.

Application Scope and Suitability

SMA connectors are well-suited for RF communication systems, antennas, wireless routers, IoT terminals, automotive electronics, test instruments, and consumer electronic devices. Their threaded interface makes them a reliable choice for fixed installations and equipment that experiences mechanical shock or vibration.

However, they are not ideal for applications requiring frequent, quick disconnect cycles, where a bayonet or push-pull connector would be more practical. For high-frequency performance beyond the SMA's typical range, or for waterproof requirements while mated, verify the specific model's specifications before selection.

Connector

Key Selection Criteria and Configuration Notes

To ensure a correct match, consider the following configuration dependencies:

  • Gender and interface: Confirm whether a male (plug) or female (socket) version is required for your cable or panel mount.
  • Cable preparation: The connector's termination style must match your cable's outer diameter and conductor size.
  • Environmental limits: While the brass housing offers durability, confirm the operating temperature range and any IP rating against your installation environment.

For detailed electrical and mechanical values, refer to the Technical Specifications section. Final configuration should be confirmed against your specific cable and application requirements.

Circular Connector

Information to Include in Your Inquiry

To receive an accurate quotation and product match, please provide the following details when contacting us:

  • Required gender (male/female) and mounting style (cable, panel, or PCB).
  • Cable type and outer diameter, plus conductor size.
  • Operating frequency and power requirements.
  • Environmental conditions (temperature, moisture, vibration).
  • Estimated order quantity.

For related circular connector options, see the 12G Series Circular Connectors. For a broader overview of our product range, you can also review the Industrial Connector Catalog.

Item Parameters
Number of Cores 1 Pin
Gender Male / Female
Housing Material Brass
Cores Material Brass
Insulator Material PTFE / PE / PPS
Locking System Screw Locking
Temperature Range -65 °C to +165 °C
Rated Current (A) 0.3 A – 0.5 A
Rated Voltage (AC.V) 225 V – 500 V
Test Voltage (AC.V) 1 Min 1000 V
Insulation Resistance (MΩ) 5000 MΩ
Contact Resistance (MΩ) ≤ 5 MΩ
Termination Solder

Related Resource


Related Cases KMYD Connectors KNOWS WHAT YOU NEED.
Your Professional SMA RF Connectors with Screw Locking for Wireless and Communication Systems Supplier in China.
SMA RF Connectors with Screw Locking for Wireless and Communication Systems Market Leader!
SMA RF Connectors with Screw Locking for Wireless and Communication SystemsRelated Application

Customer Reviews

   

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Review Text

   Premium SMA Connectors Built for Robust Dependability


SilentRiver  2026-02-04

Discover premium SMA connectors engineered for robust, dependable performance in demanding industrial applications. Explore key specifications and suitability here.
   Precision SMA Connectors for Reliable RF Performance


StarWindow  2026-02-04

Precision SMA connectors deliver reliable RF performance with sturdy construction and dependable signal integrity for demanding applications.
   SMA Connectors Easy Installation Secure Threaded Mounting


NightMaple  2026-02-04

Learn how SMA connectors enable quick, secure installation with threaded coupling, torque control, and reliable performance up to 18 GHz for RF applications.
   Highly Reliable SMA Connectors for Stable Performance


DeltaNovaX  2026-02-04

These SMA connectors deliver consistent, stable performance for reliable signal transmission in demanding industrial applications.
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Manufacturer Address:Baoan District, Shenzhen City, Guangdong Province,China

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