Keysight (Agilent) E5810B

The Keysight E5810B is a LAN/GPIB/USB gateway that bridges networked computer systems with laboratory instruments across multiple interface standards. It enables remote access and control of up to 14 GPIB instruments, 4 USB devices, and 1 RS-232 instrument over Ethernet, making it essential for distributed R&D, manufacturing test, and automated measurement environments.

Technical Specifications

• LAN/Ethernet: 10BASE-T, 100BASE-TX, 1000BASE-T (Gigabit)


• GPIB: IEEE 488.1 and 488.2 standard


• USB: USB 2.0 with USBTMC-USB488 protocol support


• RS-232: Single instrument support Data Transfer Rates


• GPIB: Up to 1.2 MB/s


• USB 2.0: Up to 480 Mb/s Instrument Capacity


• GPIB instruments: Up to 14


• USB instruments: Up to 4 (with self-powered USB hub)


• RS-232 instruments: 1 Power Requirements


• Primary input: +12 VDC, 2.0 A (barrel connector with external adapter)


• USB bus power: +5 V, 200 mA typical / 500 mA maximum Physical


• Dimensions: 226.5 mm (W) × 238 mm (D) × 61 mm (H)


• Half-rack width, single rack unit height


• Weight: Approximately 1.3 kg


• Wear-resistant metal chassis Environmental


• Operating temperature: 0 °C to 55 °C


• Relative humidity: Up to 95% RH at 40 °C


• Maximum altitude: 2000 m


• Pollution degree: 2


• Installation category: II (via AC/DC adapter)

Key Features

• Password-protected web interface for remote configuration


• Built-in LCD display for status monitoring and IP address display


• LED indicators for LAN, GPIB, USB, RS-232, and FAULT status


• Preset button for secure data erasure


• Power switch for hardware reset

Typical Applications Automated test systems, distributed instrument control, remote laboratory automation, multi-instrument data acquisition networks, manufacturing test floors, and research environments requiring coordinated instrument access across geographic or facility distances.

Compatibility & Integration Supports VXI-11, VISA 2.2, SCPI, and Keysight SICL protocols. Requires Keysight IO Libraries Suite. Compatible with Windows XP, Vista, 7, 8, 10, 11, Server 2008 R2, and Server 2012. Microsoft Internet Explorer 6 or greater (7+ recommended) for web interface access.