Zettler AZ521


American Zettler AZ521

The American Zettler AZ521 Series relay has been obsolete for many years,

With a four pole double throw configuration, this version of the field proven THINPAK series was designed for high density, low profile PC card mounting.

Typical applications included data processing, communications and control systems.

The Cephos Solution

The Cephos alternative can replace light duty and light duty bifurcated contact versions of the obsolete AZ521 Series originals. These versions have a contact rating of 2A, Cephos has a different solution for the replacement of the medium duty contacts (3A) with the part number AZ521-XX-2 (to be advised)



CephosElectronic Circuits Ltd.

Meridian House, Park Road


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