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Featured Variable/Adjustable DC Power Supply
Keithley 2230 Series: Versatile, Programmable
Power your tests with up to 375W across three independent channels in a compact benchtop design. With high accuracy, low noise, and flexible control, it's ideal for demanding applications
- Multi-Channel Power – Up to 375W total
- Precision Control – Adjustable voltage & current
- Low Noise & High Accuracy – Protects sensitive components
- Compact & Versatile – Perfect for R&D, education, and test labs
Find the Variable/Adjustable Power Supply for Your Application
Browse Types of Power Supplies
How Engineers Succeed with Tektronix Variable/Adjustable DC Power Supplies
Precision Power for Your Circuit
Is your test system truly accurate? Beyond datasheet specs, factors like load regulation, remote sensing, and even wiring significantly impact the voltage delivered to your circuit or device. Learn how to properly interpret accuracy specifications and apply techniques like remote sensing to ensure maximum precision in your measurements.
Factors Affecting Accuracy of a Programmable DC Power Supply in a Circuit
Resources for Further Exploration
Streamline Your Battery Testing Setup
Simplify battery testing by replacing separate power supplies and loads with one bidirectional unit. Discover how Tektronix's solutions enable seamless charge/discharge test cycles, enhance safety features, and even cut costs via energy regeneration for your advanced battery test needs.
How Bidirectional Programmable DC Power Supplies Make Battery Testing Easier
Resources for Further Exploration
Boost Test Automation with Autoranging
Stop swapping power supplies for every device in your automated test system! Watch this video to see how EA's True Autoranging lets one unit cover more DUTs, maximizing flexibility and efficiency for your test automation.
Resources for Further Exploration
Expert Tips for DC Power Supply Measurement
The 10 Stages of Design
Designing a reliable power supply requires careful planning, precise testing, and the right tools. Our Power Supply Measurement Tips guide walks you through the 10 essential stages of power supply design—from component selection to EMI troubleshooting and final validation. Whether you're optimizing efficiency, ensuring compliance, or troubleshooting issues, these expert insights will help you achieve better performance and faster time to market. And if you're selecting a new power supply, these tips will guide you in making the right choice. Because the best power supply isn’t just about specs—it’s about how you test and refine your design.
Optimize Your Workflow with a Variable Power Supply
A variable power supply provides precise, adjustable voltage and current for circuit testing, device validation, and troubleshooting. With clean, stable output and real-time control, it ensures accurate, repeatable measurements in R&D, production, and educational labs. Watch the video to see how it enhances your testing workflow.
