The Keysight M9133A is a high-density PXI SPST switch module delivering 100 independent reed relay channels for general-purpose switching in automated test equipment. Each channel handles up to 1 A at 100 Vrms with a maximum power rating of 25 W, making it suitable for controlling external devices, cycling power to units under test, and switching light loads or power supplies.

Technical Specifications

• Switch Type: Reed relays
• Channel Count: 100 SPST (Form A) switches
• Current Rating: 1 A per channel
• Voltage Rating: 100 Vrms
• Maximum Power: 25 W
• Switch Closure Time: 350 ms typical
• Input/Output Voltage Range: 0–50 V and 51–125 V
• Form Factor: PXI module

– Key Features

• Long-life reed relays engineered for high-speed operation and extended cycle life
• High-density architecture housing 100 independent switches in a single module
• Durable connector block or standard cable connection options
• Support for Visual Studio, C, C++, C#, Visual Basic, MATLAB, and LabVIEW programming environments
• Keysight Connection Expert and soft front panels for configuration and control

– Typical Applications

• Cycling power supplies to products under test
• Controlling indicator and status lights
• Actuating external power relays and solenoids
• General-purpose light-load switching in ATE systems

– Compatibility & Integration

The M9133A integrates directly into PXI test systems and supports multiple development environments. Setup and operation are simplified through Keysight Connection Expert software and soft front panel interfaces, enabling rapid integration into existing automated test architectures.