Siglent SSU5501A, 1‑SPDT Mechanical RF Switch, DC to 50 GHz

The Siglent SSU5501A is a high-performance mechanical RF switch designed for precision routing in multi-port microwave test environments. It provides one SPDT (single-pole double-throw) switching path, covering a DC to 50 GHz frequency range. Its compact design ensures low insertion loss, excellent impedance matching, and rapid switching times. The switch supports TTL control and is fully controllable via SCPI commands over USB using Siglent’s EasySSU software, making it suitable for automated test setups.

Key Features

• Frequency coverage from DC to 50 GHz
• Single SPDT switching configuration
• Compact mechanical design with fast switching performance
• Low insertion loss and high impedance matching
• Controlled via TTL logic or SCPI over USB
• Compatible with Siglent EasySSU software for remote control