What is a programmable DC power supply?

A programmable DC power supply converts AC mains electricity into precise, controlled Direct Current (DC) voltage and current outputs. Advanced programmable models support digital control interfaces (GPIB, LXI/Ethernet, RS-232, USB) and enable custom voltage/current sequencing for automated factory testing and laboratory validation.

What is autoranging capability in a DC power supply?

Autoranging DC power supplies dynamically adjust output voltage and current limits to maintain maximum rated wattage across a wider operational window. This provides test engineers with greater flexibility without purchasing multiple fixed-range supplies.

What power ranges are available for OEM power testing?

Our DC power portfolio ranges from compact 375W benchtop/half-rack units up to 150kW standalone supplies, with master-slave parallel capabilities expanding output up to 1.3MW+ for utility-scale testing.

Industrial Programmable DC Power Supplies (30W to 150kW+)

Q: What is the difference between linear and switching DC power supplies?

Linear power supplies provide ultra-low output ripple and fast transient recovery, making them suitable for high-precision analog testing. Switching power supplies deliver high power density, superior energy efficiency, and compact rack form factors, optimal for industrial burn-in, EV battery simulation, and heavy OEM manufacturing.

Sorensen & AMETEK Precision DC Power Solutions

As a global pioneer in power electronics with over 50 years of design leadership, AMETEK Programmable Power designs and manufactures industrial-grade, highly reliable Sorensen programmable DC power supplies. Engineered for global procurement managers, system integrators, and ATE (Automated Test Equipment) engineers, our DC supplies deliver exceptional power density, fast dynamic response, and low ripple/noise across demanding test environments.

Ranging from compact 30W benchtop units up to 150kW standalone chassis—scalable up to 1.3MW+ via master-slave paralleling—our products are extensively deployed in aerospace avionics, electric vehicle (EV) powertrain validation, battery pack burn-in testing, and semiconductor fabrication processes.

Autoranging Power

Wide V/I envelope maximizing output power capability across diverse test profiles.

Digital Automation

Multi-interface connectivity (LXI Ethernet, GPIB, USB, RS-232/485) with SCPI standard programming.

Certified Quality

Manufactured under ISO 9001 and AS9100 certified standards with international safety compliance.

Featured Programmable DC Power Supply Series

Asterion DC ASA Series

Voltage: 60V to 600V Power: 3-Channels x 600W (1800W Total) Form Factor: 2U Rack Mount

High-performance autoranging 3-channel programmable DC power supply featuring intuitive touchscreen control, independent channel isolation, and high power density for multi-rail device testing.

Asterion DC ASM Series

Voltage: 40V to 600V Power: 3-Channels x 1700W (5100W Total) Form Factor: 2U High-Density Rack

Enhanced multi-channel DC power supply delivering 5100W of total output in a compact 2U chassis. Ideal for high-density ATE rack systems, burn-in qualification, and complex industrial automated testing.

Asterion DC Series

Voltage: 40V to 600V Power: 1.7kW, 3.4kW, 5kW & 10kW Technology: Fixed & Autoranging Output

Combines intelligence, high efficiency, and wide operating envelopes in 1U and 2U form factors. Features advanced Virtual Panel browser control, fast slew rates, and customizable sequence generation.

Asterion DC Half-Rack Series

Voltage: 40V to 600V Power: 1.7kW Output Form Factor: 1U Half-Rack Width

Industry-leading power density in a half-rack enclosure. Designed for space-constrained test benches and mobile rack solutions requiring flexible autoranging DC capability.

ASD FLX Series Water-Cooled DC Power Supply

ASD FLX Series Water-Cooled DC Supplies

Voltage: 40V to 160V Current: 167A to 8000A Power: 10kW to 320kW

Modular, liquid-cooled DC power system engineered for cleanrooms, harsh industrial environments, and heavy manufacturing where air cooling is restricted. High efficiency with exceptionally low noise emissions.

Mi-BEAM Series Bidirectional Regenerative DC

Voltage: 600V to 2000V Power: 12.5kW to 37.5kW (Parallel to 8.6MW+) Efficiency: > 95% Regeneration

Next-generation bidirectional DC source and load system with full energy regeneration back to the local grid. Specifically engineered for electric vehicle battery testing, inverter evaluation, and renewable energy simulation.

Industrial Product Selection Matrix

Quickly compare voltage ranges, maximum wattage output, and primary industrial applications across key Sorensen DC supply families.

Product Series	Voltage Range	Max Current	Power Output	Form Factor / Cooling	Target Application
Asterion ASA	60V – 600V	Channel Specific	1.8kW (3-Ch)	2U Rack Mount (Air)	Multi-rail OEM Test, R&D Labs
Asterion ASM	40V – 600V	Up to 42A/Ch	5.1kW (3-Ch)	2U High Density (Air)	Automated Test Equipment (ATE)
Asterion DC	40V – 600V	Up to 250A	1.7kW – 10kW	1U / 2U Rack Mount	Aerospace, Defense, Components
ASD FLX	40V – 160V	Up to 8,000A	10kW – 320kW	Modular (Water-Cooled)	Cleanrooms, Plating, Industrial
DCS Series	8V – 600V	1A – 350A	1kW – 3kW	1U / 2U Switched-Mode	Process Control, Burn-in
Mi-BEAM	600V – 2,000V	5A – 150A	12.5kW – 37.5kW+	Modular Bidirectional Chassis	EV Battery Pack, Microgrid Test
SGA / SGX	10V – 1,000V	5A – 6,000A	4kW – 150kW	3U to 9U Modular Racks	High-Power Automotive & Solar

Frequently Asked Technical Questions

Key considerations for selecting and integrating industrial programmable DC power supplies.

What is the core advantage of a programmable DC power supply?

Unlike traditional fixed-output DC power supplies, programmable DC power supplies provide precise digital control over output voltage, current, and slew rates. Equipped with standardized communication protocols (such as GPIB, Ethernet/LXI, USB, and RS-232), they allow test engineers to execute complex voltage transient sequences, emulate battery discharge curves, and automate quality assurance testing via software scripts.

How does autoranging technology optimize test equipment budget?

Autoranging programmable DC supplies automatically provide maximum rated power across a broad spectrum of voltage and current combinations. A single autoranging unit can replace multiple conventional fixed-range supplies, drastically reducing rack space requirements, thermal loads, and capital expenditure for testing facilities.

What is the difference between Linear and Switching DC power supplies?

Linear power supplies feature extremely fast transient response times and near-zero output ripple noise, making them ideal for sensitive RF, medical, and high-precision analog circuit testing. Switching power supplies utilize pulse-width modulation (PWM) to achieve up to 90%+ energy efficiency and exceptional power density, making them preferred for high-power burn-in, industrial automation, and heavy DC testing.

Why choose liquid-cooled (water-cooled) DC power supplies like the ASD FLX?

Water-cooled DC power supplies isolate heat dissipation from ambient air, preventing ambient room heating and eliminating internal cooling fans that pull dust or contaminants into the unit. This makes them ideal for cleanrooms, explosive environments, and corrosive industrial processing facilities where high power density must be maintained quietly and reliably.

How can global buyers ensure international power grid compatibility?

All AMETEK and Sorensen industrial power supplies are designed with universal wide-range AC inputs (single-phase and three-phase delta/wye configurations) compliant with global utility standards (CE, UL, CSA, RoHS). Our technical support teams work directly with international procurement teams to match local grid specs.

Need Assistance Selecting the Right DC Power Configuration?

Our application engineers and global sales specialists are ready to help you analyze your voltage, current, and automated test requirement specs.

Programmable DC Power Supplies - 30W to 150kW