Power supply The power supply is used to provide electrical supply to all types of electromechanical and electromagnetic locks and direct current electric strikes. Main features: Connection cable equipped with earth connection.Includes installation support.* We recommend downloading the technical data sheet below to see all the options. Downloads EA700_Technical_document_1_TESA.pdf (.pdf, 76 kB) Close TransformerElectric transformer Fire prevention magnetic door holderElectromagnetic door holders for fire rated doors. Power transfer door loopsSurface lead covers to transfer cables from the frame to …