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 GNSS antenna, 540AP
EdgeTech Laptop
Impact Subsea ISS360 (Rental)
USM MegaTower OTS AL Weld Down Plate
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
Trimble SPS851 DGPS Receiver (Rental)
USM High Tower OTS Sonar Mount
EdgeTech 4205 Side Scan Sonar Depressor Wing
HYPACK DREDGEPACK
Applanix POSPac Go!
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
Innomar Compact Subbottom Profiler
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
HYPACK MAX & HYSWEEP
Training Onsite - ECHO81 HQ
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
QPS Qinsy 9 Offshore (Rental)
Impact Subsea ISS360HD
Impact Subsea ISM3D (Rental)
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
G882 TVG Transverse Gradiometer (Rental)
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
Fugro MarineStar Subscription
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech 6205s2 Multibeam Sonar
HSP 22" Sheave Counter (Rental)
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
Applanix POS MV SurfMaster One INS
USM Compact OTS Sonar Mount (Rental)
Geometrics Magnetometer Telemetry MUX (Rental)