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


















Impact Subsea ISS360HD (Rental)
Applanix POS MV OceanMaster INS IP68 (Rental)
SeaGear Oceanographic Winch
Impact Subsea ISA500 Underwater Altimeter
USM Compact Sonar Mount VOOP Kit (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar
Impact Subsea ISM3D
Applanix GNSS antenna, 540AP
Kongsberg cNODE MiniS 31-180 Beacon w/Pressure Sensor (Rental)
EdgeTech 2050-DSS Side Scan Sonar and Subbottom Profiler (Rental)
HYPACK LITE
USM HighTower Bow Sonar Mount (Rental)
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
Applanix POS MV SurfMaster One INS (Rental)
Applanix RTK POS MV OceanMaster SFF INS
Kongsberg cNODE Micro 31-180 Beacon
Training Onsite Customer Location
USM HighTower Bow AL Weld Down Plate
SEABER YUCO-SCAN AUV
Applanix RTK POS MV WaveMaster II RM INS
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
SonarWiz
EdgeTech 2205 Tri-Frequency Side Scan Sonar
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
USM Compact OTS Sonar Mount
HYPACK MAX & HYSWEEP
Innomar Quattro Multi Transducer Subbottom Profiler
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
SEABER YUCO-CTD AUV
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
USM MegaTower OTS AL Weld Down Plate
Applanix POS MV WaveMaster II INS (220) (Rental)
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
HYPACK ECHO
G882 TVG Transverse Gradiometer (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
iXblue GAPS M7 USBL (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech 6205s2 Multibeam Sonar
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
Innomar Standard Subbottom Profiler
USM MegaTower OTS Sonar Mount (Rental)
HYPACK HYSWEEP OFFICE
AML-3 Sound Velocity Profiler 6000m (1000dBar)
Applanix GNSS antenna, GA830
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
Innomar ROV, AUV Subbottom Profiler
HYPACK DREDGEPACK
Geometrics G882 Magnetometer (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
Kongsberg 352P MGC R3 USBL System (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)