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


















EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
Kongsberg 352P MGC R3 USBL System
Impact Subsea ISM3D (Rental)
EdgeTech Topside Processor With Starmux IV Interface
Innomar ISE Processing Software (Rental)
HSP 22" Sheave Counter (Rental)
EdgeTech 6205s2 Multibeam Sonar
QPS Qimera 2 (Rental)
EdgeTech 3400-OTS Low Freq Digital Subbottom Profiler Dual Transmitters
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
Onsite Installation, Integration & Training
R2Sonic Dual Head Mounting bracket 2024 (Rental)
Innomar Compact Subbottom Profiler (Rental)
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
HYPACK MAX & HYSWEEP (Rental)
Innomar Smart Subbottom Profiler
SEABER DeepView Side Scan Software
Geometrics TVG Frame (Frame Only) (Rental)
QPS Fledermaus 8
Kongsberg EA 440 Single Beam Echosounder (Rental)
Impact Subsea ISD4000 (Rental)
SEABER YUCO-CTD AUV
EdgeTech 4205 Tri-Frequency Side Scan Sonar
Kongsberg uPAP 200-NEL Portable USBL
iXblue Rovins INS (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
Impact Subsea ISA500 Underwater Altimeter (Rental)
Kongsberg cNODE Micro 31-180 Beacon
R2 Sonic (I2INS) Inertial Navigation System (Rental)
Kongsberg cNODE MiniS 31-180 Beacon w/Pressure Sensor (Rental)
OI 24" Sheave Counter with Bluetooth (Rental)
Impact Subsea FMD System (Rental)
EdgeTech ASSY Top 3400 Subbottom Profiler Pole Mounted Sonar Head
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
QPS Qarto 3
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
iXblue GAPS M7 USBL (Rental)
R2Sonic 2022 Multibeam Sonar (Rental)
SeaGear Oceanographic Winch
Innomar Standard -USV Subbottom Profiler
SEABER AML Sensor
Innomar Standard Subbottom Profiler
SEABER YUCO-SCAN AUV
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
QPS PPS TTL Adapter
POSPac MMS SmartBase, USB Licence including 1st year maintenance
USM Compact OTS Sonar Mount (Rental)
Applanix RTK POS MV WaveMaster II RM INS
Applanix POS MV SurfMaster One INS
Trimble SPS851 DGPS Receiver (Rental)
Applanix GNSS antenna, GA830
Applanix GNSS antenna, 540AP
Applanix POS MV OceanMaster INS IP68 (Rental)
USM HighTower OTS Sonar Mount (Rental)
QPS Qinsy 9 Offshore (Rental)
Applanix RTK POS MV WaveMaster II SFF IP68 INS
Applanix RTK POS MV SurfMaster RM IP68 INS
Applanix RTK POS MV WaveMaster II SFF INS
Applanix RTK POS MV SurfMaster SFF IP68 INS
QPS FMGeocoder
HYPACK HYSWEEP