Siglent SSU5182A, RF Mechanical Switch, DC–18 GHz, 2 SPDT Ports

The Siglent SSU5182A is a compact RF mechanical switch module designed for RF systems requiring fast and reliable signal routing. It features two independent single-pole double-throw (SPDT) switches, each with a common and two selectable test ports. The switch covers DC to 18 GHz frequency range with low insertion loss and high isolation. It supports TTL/USB control via SCPI commands and includes USB connectivity for easy integration into automated test setups.

Key Features

• Operates from DC to 18 GHz, supporting demanding microwave routing needs.
• Includes two SPDT switches, each switching a common port between two outputs.
• Equipped with SMA female connectors, offering reliable 50 Ω RF interface.
• Supports USB and SCPI control via EasySSU software, enabling automated switching.
• Compact design (~153 × 62.4 × 137.5 mm) that suits rack or benchtop applications.
• Noted for low insertion loss, impedance precision, and fast switching—great for multi-channel test setups.