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


















USM HighTower Bow Sonar Mount (Rental)
Fugro MarineStar Subscription
G882 TVG Transverse Gradiometer (Rental)
Applanix POS MV SurfMaster One INS (Rental)
SeaGear Oceanographic Winch (Rental)
Impact Subsea ISS360 (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
USM MegaTower OTS Sonar Mount (Rental)
Applanix GNSS antenna, GA830
Applanix POSPac MMS
HYPACK HYSWEEP
USM MegaTower OTS AL Weld Down Plate
USM Compact Sonar Mount VOOP Kit (Rental)
Geometrics Magnetometer Telemetry MUX
SEABER YUCO-SCAN AUV
Applanix GNSS antenna, 540AP
Trimble SPS851 DGPS Receiver
EdgeTech 2205 Tri-Frequency Side Scan Sonar (Rental)
HYPACK DREDGEPACK
Applanix RTK POS MV SurfMaster RM IP68 INS
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software
USM Compact OTS Sonar Mount
Applanix RTK POS MV WaveMaster II RM INS
HYPACK LITE
HSP 22" Sheave Counter
EdgeTech 3400 (Standard) (2-16 kHz) Subbottom Profiler (Rental)
Applanix RTK POS MV OceanMaster SFF INS
Applanix POS MV WaveMaster II INS (220) (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
Applanix RTK POS MV WaveMaster II SFF IP68 INS
Applanix RTK POS MV SurfMaster RM INS
USM HighTower Bow AL Weld Down Plate
Applied Acoustics 1100 Series Mini Beacon (Rental)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
AML-3 Sound Velocity Profiler 6000m (1000dBar)
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle