Accelerate test throughput with industry-leading specifications
Test speeds 100x faster than standard system power supplies
Command processing speed < 2ms
Fast up/down programming speeds up to 500 µs
Adjustable measurement rate to balance speed and accuracy
Accurately characterize your DUT’s power profile with advanced measurement capability
Dual voltage and current measurement capability with DMM-like accuracy
Power, peak power, watt hour, and amp hour measurements
Full two-quadrant operation for power storage test applications
Provides continuous smooth operation between +current and – current transitions
Provides + and – programmable current limits, programmable + and – current waveforms, and automatic down programming
Full two-quadrant operation requires N7909A power dissipater units, standalone power supply offers 10% rated current two-quadrant operation
Track power events with a black-box recorder
Optional accessory N7908A black-box recorder
Works in the background tracking power events whenever the APS supply is on
Records measurement data, trigger events, status bits, and more
Add power flexibility to your test system with built-in APS paralleling up to 10 kW
Ensures equal current sharing among paralleled supplies
Implemented with three wire connection on power supply rear panel
Ensures each paralleled supply operates in its intended mode, whether that is CV or CC
Add advanced display, setup, and measurement functions by downloading Keysight’s free APS Power Assistance Software.

BenchVue software enabled: Do more with your PC and instrument together, no programming required. Easily control your power supplies to set parameters and quickly build automated tests on your PC.
The N7900 Series dynamic DC power supplies are designed for automated test equipment (ATE) applications where high-speed dynamic sourcing and measurement is needed.
Turn any APS power supply into not only a source but a load as well, which is great for power storage applications.
Add full, 2-quadrant operation to any APS power supply with the N7909A APS power dissipater unit.

Download BenchVue Basic app for free to control your instruments.