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 3400-512E 500 Hz-12 kHz Side Scan Sonar
USM Compact OTS AL Weld Down Plate
Geometrics Magnetometer Telemetry MUX (Rental)
Innomar Compact Subbottom Profiler
Impact Subsea ISFMD System Topside Interface Box
Innomar ISE Processing Software (Rental)
Impact Subsea ISS360 (Rental)
Impact Subsea ISS360HD
HSP 22" Sheave Counter (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
iXblue GAPS M5 USBL (Rental)
HYPACK MAX (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
Fugro MarineStar Subscription
Kongsberg cNODE MiniS 31-180 Beacon w/Pressure Sensor (Rental)
Kongsberg 352P MGC R3 USBL System
EdgeTech 4205 Tri-Frequency Side Scan Sonar
G882 TVG Transverse Gradiometer (Rental)
Geometrics G882 Magnetometer (Rental)
Impact Subsea ISFMD System Software License
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
HYPACK HYSWEEP
HYPACK HYSWEEP OFFICE
USM Compact Sonar Mount VOOP Kit
Applanix RTK POS MV WaveMaster II RM INS
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
HYPACK DREDGEPACK
Innomar Light Subbottom Profiler
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
Applanix POS MV WaveMaster II INS (220) (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
R2Sonic Dual Head Mounting bracket 2024 (Rental)
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler (Rental)
Trimble SPS851 DGPS Receiver