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


















Geometrics TVG Frame (Frame Only)
Kongsberg uPAP 200-NEL Portable USBL (Rental)
Impact Subsea FMD System
SEABER DeepView Side Scan Software
HYPACK WATER QUALITY MAPPING
R2Sonic 2022 Multibeam Sonar (Rental)
POSPac MMS SmartBase, USB Licence including 1st year maintenance
Innomar ROV, AUV Subbottom Profiler
EdgeTech 2050-DSS Side Scan Sonar and Subottom Profiler
EdgeTech 4205 Tri-Frequency Side Scan Sonar (Rental)
Impact Subsea ISM3D
Kongsberg cNODE Micro 31-180 Beacon (Rental)
HYPACK VIPER
USM Compact Sonar Mount VOOP Kit (Rental)
Impact Subsea ISD4000 (Rental)
Geometrics G882 Magnetometer
EdgeTech 6205s2 Multibeam Sonar With 19" RM Integrated With Applanix POSMV SurfMaster
Onsite Installation, Integration & Training
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
Innomar Smart Subbottom Profiler
HYPACK SURVEY & HYSWEEP
Trimble SPS851 DGPS Receiver (Rental)
Applanix POSPac Go!
Innomar Standard Subbottom Profiler
Geometrics Magnetometer Telemetry MUX
CenterPoint RTX Marine (Rental)
QPS Qinsy 9
HSP 22" Sheave Counter (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
Impact Subsea ISA500 Underwater Altimeter
HYPACK MAX (Rental)
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software (Rental)
Trimble BX992 (Rental)
Applied Acoustics 1100 Series Mini Beacon (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
QPS FMGeocoder
EdgeTech Topside Processor With Starmux IV Interface
Kongsberg cNODE MiniS 31-180 Beacon w/Pressure Sensor
QPS Fledermaus 8
R2 Sonic (I2INS) Inertial Navigation System (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
QPS Qastor 3
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
EdgeTech 2205 Tri-Frequency Side Scan Sonar
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
Innomar SixPack Multi Transducer Subbottom Profiler
Innomar Standard -USV Subbottom Profiler
R2Sonic 2024 Multibeam Sonar (Rental)
QPS TTL/ZDA Splitterbox MK3 (8-way) 19" Rack Mount
USM MegaTower OTS Sonar Mount (Rental)
EdgeTech ASSY Top 3400 Subbottom Profiler Pole Mounted Sonar Head
HYPACK OFFICE & HYSWEEP OFFICE
Impact Subsea ISS360HD
iXblue GAPS M7 USBL (Rental)
SEABER YUCO-CTD AUV
EdgeTech ASSY Top 3400 Subbottom Profiler Combined Towed & Pole Mounted Sonar
Kongsberg EA 440 Single Beam Echosounder
Impact Subsea ISFMD System Topside Interface Box
OI 24" Sheave Counter with Bluetooth (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)