SMA Brass Gold Plated Female High Performance RF Coaxial Connector
The SMA series of RF coaxial connectors are highly regarded for their compact design and impressive high-frequency performance, operating effectively up to 18GHz. They provide a range of advantages, including a small form factor, extensive bandwidth, excellent mechanical and electrical properties, and reliable connectivity. These features have made them one of the most frequently used types of RF coaxial connectors. They are widely employed in various industries such as aerospace, maritime, and many others.

Specification:
Note:The specific data of the model are based on the data in the product specification sheet.
Electrical Characteristics |
Impedance | 50Ω |
Frequency Range | 0.3ZHz-18GHz |
|
Dielectrics Voltage-resistance | 1000VRMS |
Insulation Resistance | ≥5000MΩ(DC:500V) |
Center Resistance | Center Conductor | ≤3.0mΩ |
Outer Conductor | ≤2.0mΩ |
Material & Mechanical Characteristics |
Fixation of the center contact | ≥26.7 |
Durability | 500times |
|
Cable Retention | Minimum cable retention force |
Temperature | -55°C~+125°C |
Outline Drawing:(mm)

Features:
- Precision Design: The design of aerospace RF coaxial connectors requires consideration of a variety of factors, including structural design, reliability design, and realization process. For example, to improve its inherent reliability, the design will take measures from the thermal design, corrosion prevention, aging design.
- Diverse specifications and types: Aerospace RF coaxial connectors are available in a variety of specifications and types to suit different application scenarios and needs. For example, the SMA series is a small threaded connection coaxial connector, which is widely used in the aerospace field.
- High Manufacturing and Maintenance Costs: Due to the high manufacturing and maintenance costs of aerospace products, the requirements for RF coaxial connectors for aerospace are higher in terms of reliability and ease of operation.
Application:
- Navigation systems: The positioning and navigation systems of spacecraft require extreme accuracy, and any small signal interference can lead to navigation errors. Aerospace-grade RF coaxial connectors help minimize signal interference and improve the accuracy of navigation systems through their superior electrical performance.
- Remote Sensing Exploration: In remote sensing exploration, astronauts need to collect images and data from the Earth or other celestial bodies. This data is usually transmitted back to the ground station via RF signals, and space-grade RF coaxial connectors play a key role in this process to ensure accurate data transmission.
- Scientific Experiments: Scientific experiments conducted on board spacecraft often need to be carried out under specific environmental conditions, such as temperature and pressure. Aerospace-grade RF coaxial connectors are able to withstand these conditions to ensure the normal operation of the experimental equipment.
Product Cataloge:
1.85 series
2.4 series
2.92 series
SMA series
SMP series
SMPM series
Glass Insulator Products
Coaxial Waveguide Adapter
NOTE:
We have over 10,000 types of SMA Connector, if the connector you are using is not found, please contact us with your details.