Keysight (Agilent) N7976A Advanced Power System – Dynamic DC Power Supply, 120 V, 16.7 A, 2000 W

The Keysight N7976A Advanced Power System is a 2000 W dynamic DC power supply delivering 120 V at 16.7 A for automated test equipment applications demanding high-speed sourcing and measurement. Built on VersaPower architecture, it executes commands in less than 2 ms and achieves programming speeds to 500 µs, delivering test performance up to 100x faster than standard system supplies. The unit combines dual voltage and current measurement with DMM-like accuracy, plus comprehensive power analytics including power, peak power, watt hour, and amp hour measurements.

Technical Specifications

• Output Power: 2000 W


• Output Voltage: 120 V


• Output Current: 16.7 A


• Input Voltage: 240 VAC


• Single output, 2U rack mount


• Command Processing: < 2 ms


• Programming Speed: Up to 500 µs


• Measurement Rate: Adjustable for speed/accuracy optimization

Key Features

• Two-quadrant operation for power storage testing (full capability with optional N7909A dissipater unit; 10% rated current standalone)


• Smooth continuous operation across positive and negative current transitions


• Programmable positive and negative current limits and waveforms with automatic down-programming


• Paralleling support up to 10 kW with three-wire connection; ensures equal current sharing and mode preservation (CV/CC)


• GPIB, USB, and LAN communication interfaces


• Rack-mount configuration with optional N7910A kit

Operational Control

• APS Power Assistant Software (free) for display, setup, and measurement functions


• BenchVue Software enabled for PC-based instrument control and automated test building


• 14585A Control and Analysis Software available (30-day free trial)

Optional Accessories

• N7909A Power Dissipater Unit (enables full two-quadrant operation)


• N7908A Black-Box Recorder (power event tracking)


• Calibration certificates: N7976A-1A7, N7976A-UK6, N7976A-A6J