What are the new energy conservation standards for external power supplies?

The U.S. Department of Energy (DOE) has recently proposed new energy conservation standards for External Power Supplies (EPSs). These proposed standards, known as Trial Standard Level 4 (TSL4), aim to tighten energy efficiency requirements across all types of EPSs. TSLs are a tool used by the DOE to set energy conservation benchmarks.

What are the labeling requirements for external power supplies?

Labeling requirements will be required to meet the same International Efficiency Marking Protocol for External Power Supplies Version 3.0 as the current Level V standard. Globally, it is expected that other nations will soon follow suit with this standard.

Which power supplies qualify for Energy Star?

The text “Efficiency Level” shown above is optional. Any external power supply meeting the performance requirements for level V and above would qualify as ENERGY STAR (Version 2.0). Power supplies with performance levels of I - IV would not qualify under the Version 2.0 Specification.

Are external power supplies compliant?

Original Equipment Manufacturers (OEMs) who design external power supplies into their products must continue to monitor the latest regulations to ensure that they are in compliance in each region where their product is sold. The goal of this article is to provide an up-to-date summary of the most current regulations worldwide. A brief history

Do external power supply models qualify for Energy Star?

2) Qualifying Products: In order to qualify as ENERGY STAR, an external power supply model must meet the definition in Section 1.A, as well as either the definition in 1.B or 1.C, and the specification requirements provided in Section 3, below. ENERGY STAR.

Who enforces a Level V power supply standard?

The European Union is currently the only governing body to enforce compliance to the Level V standard, though most external power supply manufactures have adjusted their product portfolios to meet these requirements.