Keysight L4421A 40-Channel Armature Multiplexer

The Keysight L4421A is a versatile 40-channel armature multiplexer designed for high-density switching applications in automated test systems. This multiplexer offers reliable and precise signal routing, making it ideal for use in R&D, manufacturing, and field testing environments. The L4421A provides flexible connectivity and control options, ensuring seamless integration into various test setups.

Key Features:

1. High-Density Switching:
   • Provides 40 channels of armature relay switching for versatile signal routing.
   • Ideal for applications requiring multiple signal paths and high-density switching.
2. High Performance and Reliability:
   • Utilizes high-quality armature relays for reliable and repeatable switching performance.
   • Ensures long life and consistent operation in demanding test environments.
3. Low Path Resistance:
   • Low contact resistance ensures minimal signal loss and high measurement accuracy.
   • Suitable for applications requiring precise signal integrity.
4. User-Friendly Interface:
   • Intuitive software interface for easy configuration, control, and monitoring of switch states.
   • Compatible with Keysight’s BenchVue software for enhanced data analysis and visualization.
5. Flexible Connectivity:
   • Multiple communication interfaces including USB, LAN, and GPIB for seamless integration into automated test systems.
   • Supports remote control and monitoring through LAN for enhanced flexibility and efficiency.
6. Robust Design:
   • Built to withstand rigorous use in various testing environments.
   • Ideal for applications requiring reliable signal switching and control.

Technical Specifications:

• Channels:
  • 40 channels of armature relay switching
• Relay Specifications:
  • Maximum voltage: 300 V (DC or AC)
  • Maximum current: 2 A (per channel)
  • Maximum power: 60 W (DC), 62.5 VA (AC)
• Path Resistance: < 1 ? (typical)
• Switching Time: < 10 ms (typical)
• Durability: 1,000,000 cycles (no load)
• Connectivity:
  • USB 2.0
  • LAN (Ethernet 10/100Base-T)
  • GPIB
• Software Compatibility: Keysight BenchVue
• Power Supply:
  • Voltage: 100-240 VAC
  • Frequency: 50/60 Hz
• Dimensions: 105 mm x 340 mm x 265 mm
• Weight: Approximately 3.5 kg

This unit is in good working condition and is tested to OEM critical specifications. Comes with a 30 day warranty, and we also offer a 7 day right of return (restocking fee may apply). We have been in business for over 25 years, our main focus is customer satisfaction by providing the highest quality of new or used test equipment. Please let us know if you have any questions.

We offer fast domestic and international shipping. We can ship on your FedEx, UPS, or DHL account upon request.  Lead time is typically 1-3 business days. Overseas customers, please consider duty’s and taxes before purchasing

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