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Sig Sauer ECHO3 Thermal Reflex Sight – Black


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The most innovative, direct view thermal sight in the world. The ECHO3 uses SIG SAUER® BDX® technology and can record both video and images in 8 different color palettes.


  • Compact Thermal Reflex Style Sight (Don’t get Stuck “Behind” a Scope)
  • BDX Enabled WiFi/Bluetooth®, Allowing Active Reticles that Change with KILO® Rangefinder Input.
  • Customizable Fixed Reticles that are Configured from the BDX Mobile Application
  • Uncooled 320×240 12µ VOx LWIR Core Operating at 30Hz (ITAR Controlled)
  • LevelPlex™ Anti-Cant System with Scope Cant Sensitivity down to 0.5°
  • MOTAC™ (Motion Activated Display) Powers up when it Senses Motion
  • Video and Image Recording (including recoil activation) with 8 Color Palettes
  • Greater than 6 Hours of Run Time with Heavy Use
  • Easy to Adjust Lens with Optional Throw Lever Attachment
  • Optional Quick Disconnect Mount
  • Designed and Assembled in the U.S.A. to Withstand IPX-4 Conditions 
  • Aspheric Lens (10° FOV) with up to 6X Digital Magnification
  • Designed for Predator and Hog hunters
  • Improved Situational Awareness


Height 3.3
Magnification 1-6x
Objective Lens Diameter 23 mm
Overall Length 4.3
Overall Width 2.6
Illumination Settings 8 Color Palettes and 6 Brightness Settings
Total Elevation Travel 150 MOA x 150 MOA
Color Black
Battery (2) CR123
Reticle Multiple

Additional information

Weight 2.5200 oz
Dimensions 12.3000 × 9.4500 × 5.0500 in



Sig Sauer