Sales Inventory
Dive into our world of cutting-edge sonars, advanced navigation equipment, and state-of-the-art software—all crafted to optimize your hydrographic operations.
At ECHO81, we understand the stresses of investing and procuring with the overwhelming number of options in the market today. Let our devoted sales team help you realize the perfect solution to cover every aspect of your requirements.
Whether you have inquiries about our superior products or seeking expert advice, we’re just a phone call or email away!
Browse by Technology.
Find the perfect products tailored to your specific needs
CONTACT INFO
Have a question? Can’t find what you’re looking for? We’d love to hear from you!
Connect with us using the information below.
PHONE
+1 706-522-3022
ADDRESS
481 S. Jackson Street
Hartwell, GA 30643
Hartwell, GA 30643
At ECHO81, we believe in the power of collaboration and are proud to work alongside a network of exceptional partners who share our commitment to excellence. We work with EdgeTech, Kongsberg, Applanix, AML Oceanographic, and many more.
We are always looking for new ways to grow and improve. If you have any questions, feedback, or would like to learn more about how ECHO81 can assist you, please don’t hesitate to Contact Us


















EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
EdgeTech 3400 (Standard) (2-16 kHz) Subbottom Profiler (Rental)
Applanix POS MV WaveMaster II INS (220) (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
USM Compact OTS Sonar Mount (Rental)
G882 TVG Transverse Gradiometer (Rental)
Applanix RTK POS MV WaveMaster II SFF IP68 INS
Applanix RTK POS MV WaveMaster II SFF INS
Impact Subsea ISD4000 (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing
Geometrics G882 Magnetometer (Rental)
Applanix POS MV SurfMaster One INS
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
Fugro MarineStar Subscription (Rental)
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
CenterPoint RTX Marine
Geometrics Magnetometer Telemetry MUX
HYPACK LITE
Applied Acoustics 1100 Series Mini Beacon (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
HYPACK DREDGEPACK
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
Applanix GNSS antenna, GA830
Impact Subsea FMD System
HYPACK MAX & HYSWEEP (Rental)
HYPACK VIPER
Applanix POSPac MMS
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp