SMA-SMB42-02 - SMA female to SMB plug coaxial adapter

SMA Female to SMB Plug Adapter

High-performance between-series coaxial adapter for RF applications up to 4 GHz.

Key Features

• Broadband Compatibility: Operates from DC to 4 GHz

• Low VSWR: Maximum 1.20:1 for excellent signal integrity

• Precision Materials: Brass body and BeCu contact, both gold-plated for durability and conductivity

• Reliable Interface: SMA female to SMB plug — ideal for inter-series transitions

• Wide Temperature Range: -65°C to +155°C for demanding environments

• RoHS Compliant: Environmentally responsible and regulation-ready

Why Choose This Adapter

Engineered for reliability and performance, this SMA–SMB adapter ensures minimal signal reflection and robust mechanical mating. The gold-plated contacts and PTFE insulation deliver consistent RF performance, while the compact form factor supports dense system integration. Whether you're prototyping or deploying in the field, this adapter meets the demands of professional RF setups.

Typical Applications

This adapter bridges SMA and SMB interfaces, unlocking the compact versatility of SMB connectors in broader RF setups. Common use cases include:

• Internal RF Modules: Ideal for board-to-board connections in compact devices such as GPS units, handheld radios, and wireless transceivers

• Automotive Electronics: Used in vehicle antennas, infotainment systems, and radar modules where vibration resistance and quick mating are essential

• Medical Equipment: Supports high-frequency signal transmission in ultrasound machines and diagnostic imaging systems

• Aerospace & Defense: Applied in satellite communication, avionics, and modular RF assemblies requiring lightweight, high-reliability interconnects

• Industrial IoT & Automation: Enables RF signal routing in space-constrained control units and sensor arrays

SMB’s snap-on coupling and compact form factor make it a preferred choice for high-density, high-frequency environments where fast installation and secure connections matter.