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


















Applanix POSPac MMS
EdgeTech 3400-OTS Low Freq Digital Subbottom Profiler Dual Transmitters
USM Compact OTS Sonar Mount
EdgeTech 4125i Dual Frequency Side Scan Sonar
Geometrics G882 Magnetometer (Rental)
Applanix RTK POS MV WaveMaster II RM INS
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
Fugro MarineStar Subscription
HYPACK MAX (Rental)
Geometrics Magnetometer Telemetry MUX (Rental)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
HYPACK HYSWEEP
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
QPS Qinsy 9 Offshore (Rental)
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
SeaGear Oceanographic Winch
Applanix POS MV OceanMaster INS IP68 (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
G882 TVG Transverse Gradiometer (Rental)
Applanix POS MV WaveMaster II INS (220) (Rental)
Impact Subsea ISS360HD
QPS Qimera 2 (Rental)
Kongsberg 352P MGC R3 USBL System
Applied Acoustics 1100 Series Mini Beacon (Rental)
Impact Subsea ISS360 (Rental)
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
HSP 22" Sheave Counter (Rental)
Applanix GNSS antenna, 540AP
iXblue GAPS M5 USBL (Rental)
Kongsberg uPAP 200-NEL Portable USBL