The Keysight 34941A Quad 1×4 Multiplexer Module is a high-performance RF switching solution designed for seamless integration with the Keysight 34980A Multifunction Switch/Measure Unit. Featuring four independent 1×4 multiplexer banks, this module is optimized for 50-ohm systems, providing excellent signal integrity for RF, wireless, and general-purpose high-frequency applications.
With frequency support up to 2 GHz, the 34941A ensures low insertion loss, high isolation, and dependable repeatability, making it ideal for automated test environments in telecom, RF component evaluation, and communication systems. Its robust relay design offers long operational life, while the modular format simplifies system expansion and reduces external cabling needs.
Key Features:
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Four independent 1×4 RF multiplexer banks
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50-ohm impedance for RF and wireless applications
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Frequency range up to 2 GHz
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Low insertion loss and excellent isolation
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Seamless plug-in integration with Keysight 34980A systems
Compatible Measurements/Chemicals:
Designed for RF, wireless, and communication signal routing; not intended for chemical use.
Included Accessories:
Ships with detachable connectors and user manual.
Compliance:
Meets ISO, CE, and Keysight quality standards; suitable for GLP-compliant labs.
Benefits for Lab Users:
The Keysight 34941A provides engineers with a reliable and efficient solution for RF signal routing in automated test setups. Its quad multiplexer design increases channel density, minimizes wiring complexity, and ensures precise control of 50-ohm signal paths for repeatable, high-quality measurements.





