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 RTK POS MV WaveMaster II RM INS
Innomar Medium-USV Subbottom Profiler (Rental)
EdgeTech 3400 (Standard) (2-16 kHz) Subbottom Profiler (Rental)
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
EdgeTech 4125i Dual Frequency Side Scan Sonar
USM MegaTower OTS Sonar Mount
SEABER YUCO-CTD AUV
QPS Qinsy 9 Offshore (Rental)
HYPACK MAX & HYSWEEP
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
HSP 22" Sheave Counter (Rental)
USM High Tower OTS Sonar Mount
Applanix POSPac Go!
USM Compact Sonar Mount VOOP Kit (Rental)
G882 TVG Transverse Gradiometer (Rental)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
Geometrics G882 Magnetometer (Rental)
Trimble SPS851 DGPS Receiver (Rental)
QPS Fledermaus 8
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
Applied Acoustics 1100 Series Mini Beacon (Rental)
EdgeTech 3400-OTS Low Freq Digital Subbottom Profiler Dual Transmitters
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
HYPACK HYSWEEP
EdgeTech 6205s2 Multibeam Sonar
Kongsberg 352P MGC R3 USBL System
HYPACK GEOPHYSICS
Training Onsite - ECHO81 HQ
Fugro MarineStar Subscription
Geometrics Magnetometer Telemetry MUX (Rental)
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software
Applanix RTK POS MV SurfMaster SFF INS INS
CenterPoint RTX Marine
R2Sonic Dual Head Mounting bracket 2024 (Rental)
HYPACK HYSWEEP OFFICE
Kongsberg EA 440 Single Beam Echosounder
USM Compact OTS Sonar Mount (Rental)