Based on this product's specifications, here are some alternatives and similar models
Motion sensor FF DR-04W (R-04B) PIR, white, IP65
Summary description:
Wired PIR motion sensor FF DR-04W (model R-04B) in white with IP65 protection. Detects infrared movement for lighting or security control and is suited to indoor and outdoor installations requiring splash and dust resistance. Compact sensor designed for automated switching of lights, alarms or control systems where reliable presence detection is needed.