Which countries adopt voluntary and mandatory external power supply standards?

Since then, the US, European Union, China and other countries adopted both voluntary and mandatory external power supply standards as part of energy conservation legislation. Table 1 shows a breakdown of some of the current voluntary and mandatory standards by region.

Are external power supplies regulated by the US & EU?

So far, in the few months that have passed in 2014, the US and the EU have imposed new regulations for external power supplies. As of January, tier 1 of the EU Code of Conduct (v5) standard for external power supplies became effective.

What are the new standards for power supply design?

In 2014, the US Department of Energy formalized their newest mandatory standard and the EU’s voluntary Code of Conduct version 5 took effect. This white paper briefly explains the US and EU’s new standards and what they mean to power supply designers.

How many external power supplies are there in the EU?

In 2020, 1.7 billion external power supplies (EPS) were in use in the EU27, of which 75% for residential use, on average 6.5 units per EU household. They converted 48 TWh/a of electricity from the 220V mains to the input needed by the powered products.

Do external power supplies have a power efficiency mandate?

At a global level, mandates for power efficiency exist for most consumer electronics and home appliances. External power supplies have had regulations dating back to 2004, when the California Energy Commission created one of the first mandates for efficiency of external power supplies used to power appliances or consumer electronic devices.

What is EISA's new external power supply energy conversation standard?

In February, the Department of Energy filed a final ruling on their new External Power Supply Energy Conversation standard, a significant expansion of the original EISA 2007 EPS standards. The original EISA standard had two classes of power supplies, Class A and Non-Class A power supplies.