Free Passive Component Giveaway Event (Event End)

July 6, 2014

On 2014-07-09, Heisener.com is giving away the named brand passive component for free to all engineers. It's a great chance to gain the high quality parts for your engineering tests.

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We have Planed to Upgrade Our System to Improve the User Experience

April 15, 2013

Our company will upgrade our web system, PDT (Pacific Daylight Time), between 23:00 April 20th and 08:00 April 21st. During the upgrading, please forgive that you may not be able to access our website during the process of upgrade. Thanks.

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