SMA Male to SMA Male Adapter

Description

The SMA Male to SMA Male Adapter is a high-fidelity “in-series” coupler designed to join two cables or devices terminating in SMA-Female jacks. Unlike the larger N-type interface, the Sub-Miniature Version A (SMA) is favored for its compact size and exceptional performance at microwave frequencies. This adapter is commonly used as a “connector saver” on expensive test equipment (like Spectrum Analyzers or VNAs) to prevent wear on the internal ports from repeated mating cycles.

Constructed with Gold-Plated Brass or Passivated Stainless Steel, these adapters ensure superior conductivity and long-term corrosion resistance. The internal dielectric is typically made of high-grade PTFE (Teflon) to maintain impedance stability and minimize signal reflections. Whether you are building a custom RF manifold or setting up a 5G prototype, this adapter provides the mechanical precision and electrical transparency required for modern high-bandwidth applications.

Key Technical Advantages

• Extended Microwave Range: Optimized for linear performance up to 18 GHz, making it suitable for aerospace, defense, and high-speed data communications.

• Compact High-Density Design: Allows for close port spacing in tightly packed RF enclosures and small-cell telecommunications hardware.

• Low Insertion Loss & VSWR: Engineered to minimize signal attenuation (typically ≤0.2 dB) and reflections (VSWR ≤1.2:1), ensuring peak system efficiency.

• Robust Mechanical Coupling: The threaded interface provides a secure, vibration-resistant connection that maintains electrical stability under stress.

• Precision Construction: Manufactured to tight tolerances to ensure repeatable performance across hundreds of connect/disconnect cycles.

Key Features

• Adapter Type: Straight / In-Series Coupler.

• Interface: 2x SMA Male (Plug).

• Impedance: 50 Ohm.

• Body Material: Gold-Plated Brass or Stainless Steel.

• Contact Material: Gold-Plated Beryllium Copper or Brass.

• Insulator: PTFE (Teflon).

• Common Applications: Port protection for RF test equipment, signal routing in microwave assemblies, and 5G/Wi-Fi 6E infrastructure.

Technical Summary