Based on this product's specifications, here are some alternatives and similar models
Siemens 3RT2916-1CD00 Surge Suppressor with RC Element for SIRIUS S00 Contactors
Summary description:
The Siemens 3RT2916-1CD00 is a surge suppressor module equipped with an RC element, specifically designed for use with SIRIUS S00 size contactors. This component effectively limits voltage peaks during switching operations, protecting sensitive control electronics and extending the service life of the contactor. It is an essential accessory for industrial automation systems requiring reliable electromagnetic interference suppression.