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


















QPS Fledermaus 8
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler (Rental)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
USM Compact Sonar Mount VOOP Kit
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
USM Compact OTS Sonar Mount
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
Applanix POS MV SurfMaster One INS (Rental)
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software
CenterPoint RTX Marine (Rental)
Innomar Medium-100 Subbottom Profiler
Geometrics G882 Magnetometer (Rental)
EdgeTech Laptop
EdgeTech 3400 (Standard) (2-16 kHz) Subbottom Profiler (Rental)
G882 TVG Transverse Gradiometer (Rental)
USM MegaTower OTS Sonar Mount
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
SeaGear Oceanographic Winch
USM MegaTower OTS AL Weld Down Plate
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
HYPACK GEOPHYSICS
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
HYPACK MAX (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
EdgeTech 6205s2 Multibeam Sonar With 19" RM Integrated With Applanix POSMV SurfMaster
AML-3 Sound Velocity Profiler 6000m (1000dBar)
Applanix GNSS antenna, 540AP
Applanix RTK POS MV WaveMaster II SFF INS
EdgeTech 3400-OTS Low Freq Digital Subbottom Profiler Dual Transmitters
Applanix RTK POS MV OceanMaster RM INS
SEABER YUCO-SCAN AUV
HYPACK LITE
Fugro MarineStar Subscription
Innomar ISE Processing Software (Rental)
Applanix RTK POS MV OceanMaster SFF IP68 INS