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-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
Applanix RTK POS MV WaveMaster II SFF IP68 INS
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
QPS Qimera 2
SeaGear Oceanographic Winch (Rental)
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
HYPACK MAX (Rental)
EdgeTech 3400 (Standard) (2-16 kHz) Subbottom Profiler (Rental)
R2Sonic Dual Head Mounting bracket 2024 (Rental)
HSP 22" Sheave Counter
Kongsberg cNODE MiniS 31-180 Beacon w/Pressure Sensor (Rental)
iXblue GAPS M5 USBL (Rental)
HYPACK HYSWEEP OFFICE
HYPACK WATER QUALITY MAPPING
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
G882 TVG Transverse Gradiometer (Rental)
Applanix POS MV SurfMaster One INS
USM Compact OTS Sonar Mount
Kongsberg cNODE Micro 31-180 Beacon
Applanix POS MV OceanMaster INS IP68 (Rental)
EdgeTech Laptop
Geometrics Magnetometer Telemetry MUX (Rental)
Applanix GNSS antenna, GA830
Geometrics G882 Magnetometer
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler (Rental)