External Power Supplies (including Cell Phone Chargers)

The EPA estimates that there are more than 3 billion units in use in the US and about 10 billion in use globally.

Efficiency Requirements for External Power Supplies and Cellphone Chargers
U. S. Energy Independence and Security Act of 2007 (EISA 2007) The Energy Independence and Security Act of 2007 (EISA2007) is a mandatory efficiency standard for external power supplies sold in the US and rated ≤250 W (effective date - July 1, 2008). See the EISA2007 page for detailed specifications.
ENERGY STAR (US) See ENERGY STAR page for detailed specifications. ENERGY STAR has issued version 2.0 of their efficiency requirements for external power supplies.
EC Code of Conduct (European Commission) See the EU CoC page fore detailed specifications. The European Code of Conduct (CoC) working group has issued version 3 to the CoC for external power supplies (effective date January 1, 2009). Find out more about version 3.
EC IPP Mobile Device Charger Rating IPP Project page Star rating description Major mobile phone manufacturers have developed a no-load power consumption rating system using a star labeling scheme.
GEAA (Austria, Denmark, Finland, France, Germany, the Netherlands, Sweden, and Switzerland) External Power Supply: 0.3 W Battery Charger: Standby: 1 W No load: 0.3 W
Energy Saving ( Korea) External Power Supply -No load: 0.8 W Battery Charger - No load: 0.8 W
NOTE: Please refer to individual program specifications for latest standby requirements.

Efficiency Requirements for External Power Supplies and Cellphone Chargers

U. S. Energy Independence and Security Act of 2007 (EISA 2007)

The Energy Independence and Security Act of 2007 (EISA2007) is a mandatory efficiency standard for external power supplies sold in the US and rated ≤250 W (effective date - July 1, 2008).

See the EISA2007 page for detailed specifications.

ENERGY STAR (US)

See ENERGY STAR page for detailed specifications.

ENERGY STAR has issued version 2.0 of their efficiency requirements for external power supplies.

EC Code of Conduct

(European Commission)

See the EU CoC page fore detailed specifications.

The European Code of Conduct (CoC) working group has issued version 3 to the CoC for external power supplies (effective date January 1, 2009). Find out more about version 3.