Skip to main content
  • Home
  • Ecolink Pet Immune PIR Motion Detector, 319.5 MHz

Ecolink Pet Immune PIR Motion Detector, 319.5 MHz


Usually ships in 3-5 days.


WARNING: Cancer and Reproductive Harm –


DEALER ONLY ITEM: Not Available Directly to End Users.

Dealers, log on to see pricing. »Sign up to become an authorized installer.

Don't Let Pets Trigger False Alarms

Add another layer of home security to your property with the Ecolink Pet Immune PIR Motion Detector, 319.5 MHz. This passive infrared sensor watches for human sized movement within a selected area while ignoring your small or medium size pets. This allows your cat or dog to move freely around your home without accidentally setting off an alert. This motion sensor has a maximum range of 35 ft. deep by 40 ft. wide.

  • PIR sensor detects human sized motion within a range of 35 ft. deep by 40 ft. wide
  • Up to 40 lb. pet immunity
  • 5 year battery life
  • Battery-powered, no wiring required
  • Compatible with Qolsys, Interlogix, and GE security systems and devices


  • PIR Motion Detector
  • Sensor Mounting Bracket
  • (4) Screws
  • (2) Jumpers
  • Battery
  • (3) Pieces of Adhesive Tape


  • For indoor use only.
  • The sensor must be added to a network prior to use.
  • To include the sensor in a network, both the sensor and the network controller must be in inclusion mode at the same time.

Ecolink – Intelligent Security and Home Automation

Every Ecolink product originates as an insight – an idea generated by something that people want or something they want to do better. At Ecolink, it's not about the things they make, it's about the things they make possible. Ecolink was born from a pedigree of great distinction within the electronics industry. With countless years of design/development experience and numerous innovative and game-changing products, the Ecolink team designs and manufactures products to the highest standards of performance and quality.


  • Manufacturer Part #: TX-E721
  • UPC: 782136725193
  • Color: White
  • Technology: PIR (Passive Infrared)
  • Operating Frequency: 319.5 MHz
  • Maximum Range: 35 ft. deep by 40 ft. wide
  • Operating Range: 100 feet (Up to 500ft direct line of sight)
  • Pet Immune: Up to 40 lbs.
  • Operating Temperature: 32° to 120° F (0° to 49° C)
  • Operating Humidity: 0 to 90% non condensing
  • Dimensions: 2.5 W x 3.0 H x 2.1 D in
  • Battery: 3V Lithium CR123A
  • Battery Life: up to 5 years, depending on use
  • Warranty: 2-Year