Based on this product's specifications, here are some alternatives and similar models
Motion detector Texecom PIR ACD-0001 — passive infrared detector for intruder detection
Summary description:
Texecom PIR ACD-0001 is a passive infrared (PIR) motion detector designed for intruder detection in security systems. The unit monitors changes in infrared radiation to detect moving heat sources. It is suitable for integration with alarm panels and use in residential or commercial premises to provide perimeter or interior motion sensing as part of an intrusion alarm solution.