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 4205 Tri-Frequency Side Scan Sonar
QPS Qinsy 9 Offshore (Rental)
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
Kongsberg 352P MGC R3 USBL System
USM Compact OTS AL Weld Down Plate
EdgeTech 2205 Tri-Frequency Side Scan Sonar
Applanix RTK POS MV WaveMaster II SFF INS
QPS Fledermaus 8
HSP 22" Sheave Counter (Rental)
Applanix POS MV WaveMaster II INS (220) (Rental)
HYPACK MAX
CenterPoint RTX Marine
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
Training Onsite Customer Location
EdgeTech 2050-DSS Side Scan Sonar and Subottom Profiler
Applanix RTK POS MV WaveMaster II RM INS
USM Compact OTS Sonar Mount
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
Innomar ISE Processing Software (Rental)
Applanix GNSS antenna, 540AP
Geometrics TVG Frame (Frame Only) (Rental)
Geometrics Magnetometer Telemetry MUX (Rental)
Applanix POS MV OceanMaster INS IP68 (Rental)
Impact Subsea ISFMD System Full System
Kongsberg uPAP 200-NEL Portable USBL
Impact Subsea ISM3D (Rental)
AML-3 Sound Velocity Profiler 6000m (1000dBar)
EdgeTech 4205 Side Scan Sonar Depressor Wing
Applanix POSPac MMS SmartBase (Rental)
Applanix GNSS antenna, GA830
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
Innomar SixPack Multi Transducer Subbottom Profiler
Kongsberg EA 440 Single Beam Echosounder
Applanix RTK POS MV WaveMaster II SFF IP68 INS
Impact Subsea ISD4000
HYPACK DREDGEPACK
R2 Sonic (I2INS) Inertial Navigation System (Rental)
Innomar Deep-15 Subbottom Profiler
Fugro MarineStar Subscription
USM HighTower Bow AL Weld Down Plate
Onsite Installation, Integration & Training
iXblue GAPS M5 USBL (Rental)
Innomar Medium-USV Subbottom Profiler
Applanix RTK POS MV SurfMaster SFF IP68 INS
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
R2Sonic Dual Head Mounting bracket 2024 (Rental)
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software
USM Compact Sonar Mount VOOP Kit
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
Geometrics G882 Magnetometer Tandem Tow Kit (Rental)
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
USM MegaTower OTS Sonar Mount