TX-E721
![Ecolink WST-741 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible](https://advancedsecurityllc.com/wp-content/uploads/2024/02/WST-742-Side_87296c50-28fa-4ec6-ac79-ebfa0da7d0f6_2048x2048.webp)
![](https://advancedsecurityllc.com/wp-content/uploads/2024/02/WST-742-Front_c1688652-0240-413c-9aaf-2acb1c63a350_2048x2048.webp)
Ecolink WST-741 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible
Ecolink WST-741 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible
$39.99
$39.99Add to cart
![Ecolink WST-741 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible](https://advancedsecurityllc.com/wp-content/uploads/2024/02/WST-742-Side_87296c50-28fa-4ec6-ac79-ebfa0da7d0f6_2048x2048.webp)
![](https://advancedsecurityllc.com/wp-content/uploads/2024/02/WST-742-Front_c1688652-0240-413c-9aaf-2acb1c63a350_2048x2048.webp)
Ecolink WST-741 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible
Ecolink WST-741 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible
$39.99
Pet Immune PIR Motion Detector 319.5Mhz Qolsys/GE & Interlogix Compatible (Replaces TX-E721)
![Interlogix TX-E721 Wireless Motion Detector](https://advancedsecurityllc.com/wp-content/uploads/2017/12/interlogix-tx-e721-motion-300x300.png)
Ecolink TX-E721 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible
Ecolink TX-E721 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible
![Interlogix TX-E721 Wireless Motion Detector](https://advancedsecurityllc.com/wp-content/uploads/2017/12/interlogix-tx-e721-motion-300x300.png)
Ecolink TX-E721 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible
Ecolink TX-E721 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix CompatibleEcolink TX-E721 Pet Immune PIR Motion Detector Qolsys/GE & Interlogix Compatible