Launch of IEA 4E SSL Annex 2017 Interlaboratory Comparison of Goniophotometer Measurements (IC 2017)

IC 2017 is open to all photometric labs that use goniophotometers for testing LED lighting products

ABOUT 4E - VIDEO

An informative video about the IEA Technology Collaboration Programme on Energy Efficient End-Use Equipment (4E)

Canada joins 4E SSL Annex

With the growing importance of LED lighting, Canada joins Australia, Denmark, France, Korea, the Netherlands, Sweden, the United Kingdom and the United States as the latest country to join the 4E Solid State Lighting (SSL) Annex.

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Policy Guidelines for Motor Driven Units Part 1

The Executive Summary of the full report Policy Guidelines for Motor Driven Units - Part 1 is now available

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Standby Consumption measurements

A new report on the measurements of electrical and electronic components

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Launch of IEA 4E SSL Annex 2017 Interlaboratory Comparison of Goniophotometer Measurements (IC 2017)

ABOUT 4E - VIDEO

Canada joins 4E SSL Annex

Policy Guidelines for Motor Driven Units Part 1

Standby Consumption measurements

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4E Publications

About 4E Video