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


















Geometrics TVG Frame (Frame Only)
USM MegaTower OTS Sonar Mount
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
Impact Subsea FMD System
Impact Subsea ISM3D (Rental)
USM Compact Sonar Mount VOOP Kit (Rental)
HYPACK VIPER
Geometrics G882 Magnetometer Tandem Tow Kit (Rental)
HYPACK WATER QUALITY MAPPING
Applanix RTK POS MV OceanMaster SFF IP68 INS
Applanix POSPac MMS SmartBase (Rental)
SeaGear Oceanographic Winch
Applanix Extended POS MV warranty products
Impact Subsea ISFMD System Full System
Impact Subsea ISD4000 (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar
Training Onsite Customer Location
EdgeTech 2205 Tri-Frequency Side Scan Sonar
Applanix RTK POS MV OceanMaster RM IP68 INS
Impact Subsea ISA500 Underwater Altimeter
Applanix GNSS antenna, GA830
EdgeTech Laptop
Applanix RTK POS MV SurfMaster RM IP68 INS
Innomar Compact Subbottom Profiler (Rental)
Innomar Deep-15 Subbottom Profiler
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
Impact Subsea ISFMD System Topside Interface Box
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
USM HighTower OTS AL Weld Down Plate
AML-3 Sound Velocity Profiler 6000m (1000dBar) (Rental)
Innomar Medium-70 Subbottom Profiler
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software (Rental)
USM High Tower OTS Sonar Mount
HYPACK SURVEY
Applanix RTK POS MV WaveMaster II SFF INS
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
Applied Acoustics 1100 Series Mini Beacon (Rental)
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
AML-3 Sound Velocity Profiler 500m (500dBar)
Impact Subsea ISS360
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
USM HighTower Bow Sonar Mount
Trimble SPS851 DGPS Receiver
Impact Subsea ISFMD System ROV Only System
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
Geometrics Magnetometer Telemetry MUX
Applanix RTK POS MV SurfMaster SFF IP68 INS
Innomar ISE Processing Software
HYPACK OFFICE & HYSWEEP OFFICE