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


















Impact Subsea ISA500 Underwater Altimeter
Fugro MarineStar Subscription (Rental)
Innomar Compact Subbottom Profiler (Rental)
EdgeTech 4205 Tri-Frequency Side Scan Sonar (Rental)
USM HighTower Bow AL Weld Down Plate
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech 6205s2 Multibeam Sonar With 19" RM Integrated With Applanix POSMV SurfMaster
USM HighTower OTS Sonar Mount (Rental)
Innomar SixPack Multi Transducer Subbottom Profiler
Impact Subsea ISS360HD (Rental)
Applanix POSPac Go!
Geometrics G882 Magnetometer Tandem Tow Kit (Rental)
Impact Subsea ISD4000
EdgeTech 2205 Tri-Frequency Side Scan Sonar
Impact Subsea ISFMD System Software License
Applanix POS MV WaveMaster II INS (220) (Rental)
USM MegaTower OTS AL Weld Down Plate
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
R2 Sonic (I2INS) Inertial Navigation System (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
Innomar Light Subbottom Profiler
USM Compact Sonar Mount VOOP Kit (Rental)
Geometrics TVG Frame (Frame Only)
Applanix POSPac MMS
Applanix GNSS antenna, GA830
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
QPS Fledermaus 8
USM MegaTower OTS Sonar Mount (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
EdgeTech Topside Processor With Starmux IV Interface
EdgeTech 2050-DSS Side Scan Sonar and Subbottom Profiler (Rental)
HYPACK SURVEY & HYSWEEP
HYPACK WATER QUALITY MAPPING
Applanix GNSS antenna, 540AP
R2Sonic 2024 Multibeam Sonar (Rental)
CenterPoint RTX Marine
EdgeTech Laptop
USM HighTower Bow Sonar Mount (Rental)
Impact Subsea ISM3D (Rental)
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
Impact Subsea FMD System (Rental)