High-Power ATE System Power Supplies

An image of an integrated circuit (IC) being tested using an SMU in the semiconductor industry

Power Without Compromise: Higher Density, Superior Performance.

Engineers validating complex high-power systems such as EV batteries, satellite subsystems, and data center power modules require precision, efficiency, and seamless integration. Keysight’s high-power ATE system power supplies (1.5 to 12 kW) deliver regenerative, bidirectional power with industry-leading density and software compatibility. Learn how to streamline validation workflows, gain deeper system insights, and accelerate time-to-market for next-generation designs.

Learn the Fundamentals of Using High-Power ATE Power Supplies

Learn the basics of high-power ATE power supplies

Discover High-Power ATE System Power Supplies

Keysight high-power ATE system power supplies deliver up to 6 kW per rack unit, enabling two to three times more power channels in the same space. Their regenerative, bi-directional design returns energy to the grid to reduce waste and support sustainability. Keysight advanced automation and emulation software eliminates the need for manual scripting and accelerates data analysis. Accelerate power validation with superior space efficiency and integrated regenerative and bi-directional power capabilities, with Keysight high-power ATE system power supplies.

Learn about the DC-DC Converter Testing Fundamentals

DC-DC Converter Testing Fundamentals

Discover how precision power supplies, electronic loads, and automation software enable accurate DC-DC converter performance characterization and compliance testing under dynamic operating conditions.

Learn about how to test and validate batteries using power product solution

How to Test and Validate Batteries

Explore how to use two-quadrant power supplies and advanced software tools to validate and analyze batteries under real-world conditions for optimized design and longevity.

Learn about .the hidden compromises in high‑power testing (Part 1)

The Hidden Compromises in High‑Power Testing (Part 1)

Find out how to combine regenerative power supplies, electronic loads, and automation software to build scalable, high-fidelity test architectures that improve accuracy, reduce cost, and deliver mission-grade confidence in modern power testing.

Learn about .the hidden compromises in high‑power testing (Part 2)

The Hidden Compromises in High‑Power Testing (Part 2)

Learn how automation software, disciplined data governance, and synchronized analysis workflows ensure data integrity, traceability, and reproducibility, empowering engineers to maintain flexibility while delivering auditable, mission-grade validation results efficiently.

Featured Demos

Demo

Satellite Battery and Payload Testing

Watch how to perform comprehensive satellite power testing by unifying solar simulation, battery emulation, and payload load validation on a regenerative, automation-ready platform to accelerate cycles, reduce costs, and ensure mission-grade readiness.
Demo

How to Validate EV Power Converter

Learn how to validate EV power converter designs by combining bidirectional source/sink capability, regenerative testing, and safety-aware control in a single, automation-ready test platform to reduce energy loss, accelerate development, and ensure high-reliability performance.
How-to

Perform DC-to-DC Converter Testing

Discover how you can easily test the load regulation of a DC-DC converter. Load regulation test measures the ability of the DC-DC converter to sustain the specified voltage output when the load current varies at constant input voltage.
How-to

Optimize Power Tests for Design Validation

Learn how to streamline design validation by combining automated power sequencing, precise voltage and current measurement, and rapid command processing on an ATE power supply system, automation-ready platform to reduce test time, protect your DUT, and ensure reliable performance.
How to

Perform Safe and Scalable Battery Profiling and Emulation

Enhance engineering insight, safety, and efficiency in mission-critical applications by performing scalable battery profiling and emulation with high-power ATE power supplies. Capture real battery behavior, create digital twins with automated software, and validate performance across varying conditions.

Discover High-Power ATE System Power Supply Solutions

DP5700

High-Density ​DC Power Supply

  • 1.5 kW, 3.4 kW
  • Max voltage: 600 V
  • Max current: 340 A
  • Available in half-rack width and 1U sizes
  • Removable SD memory ensures data remains classified
EL4900

Regenerative DC Electronic Loads

  • 2 kW, 4 kW, 6 kW, 12 kW
  • Max voltage: 800 V
  • Max current: 240 A
  • Available in 1U and 2U sizes
  • Bidirectional power sinking with up to 95% of energy returned to the grid
How to Perform Battery Cycling

Regenerative DC Power Supply

  • 2 kW, 4 kW, 6 kW, 12 kW
  • Max voltage: 800 V
  • Max current: 240 A
  • Available in 1U and 2U sizes
  • Bidirectional power sourcing with up to 95% of energy returned to the grid
How to Simulate a DC Rectifier in a Data Center

Automated Power ​Suite

  • Tests and emulates batteries up to 200 kW and up to 2000 V
  • Supports four modes of operation: emulation, profiler, discharge/charge, and cycler
  • Creates custom battery models
  • Emulate battery characteristics at various temperatures
  • Easily and quickly transfer data in real time
Perform safe and scalable battery profiling and emulation

Select the Right DC Power Supply for Your Application

Selecting the right DC power supply begins with understanding your voltage, current, and power requirements. Keysight offers a range of basic, performance, specialty, and modular power supplies to meet diverse application needs. Key factors, including low noise, fast transient response, and precise programming accuracy, ensure stable and accurate results, particularly for sensitive devices. Built-in measurement capabilities, protection features, and multiple communication interfaces, such as LAN, USB, and GPIB, simplify automation and integration into test systems. Choosing the appropriate form factor—benchtop, modular, or rack-mounted—enhances flexibility, reliability, and throughput across design, validation, and production testing environments.

Explore ATE System Power Supply Resources

Deepen your understanding of ATE system power supply fundamentals through Keysight’s engineering expertise and resources.

Related Use Cases

How to Test Satellite Payload Systems

Simulate mission power conditions and run long-duration validation for satellite payloads using regenerative loads and automated power-suite workflows.

Learn More

How to Test Satellite Batteries

Emulate and validate satellite batteries and PCUs through eclipse transitions, edge cases, and long-duration cycles using regenerative power test and automation.

Learn More

How to Emulate Batteries in Aerospace and Defense

Emulate real battery behavior for aerospace and defense systems. Learn how to safely test mission profiles, edge cases, and aging effects with a unified, automated platform.

Learn More

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