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


















Fugro MarineStar Subscription
USM HighTower Bow AL Weld Down Plate
QPS Qastor 3
CenterPoint RTX Marine (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech 6205s2 Multibeam Sonar With 19" RM Integrated With Applanix POSMV SurfMaster
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
Impact Subsea ISS360HD (Rental)
EdgeTech 2050-DSS Side Scan Sonar and Subottom Profiler
HYPACK WATER QUALITY MAPPING
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
Impact Subsea ISA500 Underwater Altimeter
R2Sonic 2024 Multibeam Sonar (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing
Geometrics G882 Magnetometer
QPS FMGeocoder
Geometrics TVG Frame (Frame Only)
Impact Subsea FMD System
iXblue GAPS M7 USBL (Rental)
Applied Acoustics 1100 Series Mini Beacon (Rental)
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
Kongsberg uPAP 200-NEL Portable USBL (Rental)
Onsite Installation, Integration & Training
EdgeTech ASSY Top 3400 Subbottom Profiler Combined Towed & Pole Mounted Sonar
R2 Sonic (I2INS) Inertial Navigation System (Rental)
SEABER AML Sensor
USM MegaTower OTS Sonar Mount
Applanix POSPac MMS
Applanix RTK POS MV SurfMaster SFF IP68 INS
USM HighTower OTS Sonar Mount (Rental)
USM Compact Sonar Mount VOOP Kit (Rental)
EdgeTech Topside Processor With Starmux IV Interface
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
QPS PPS TTL Adapter
Trimble SPS851 DGPS Receiver (Rental)
Impact Subsea ISFMD System Topside Interface Box
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
Geometrics Magnetometer Telemetry MUX
Training Onsite - ECHO81 HQ
Impact Subsea ISFMD System Software License
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
USM Compact OTS Sonar Mount
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
Impact Subsea ISS360
QPS Fledermaus 8
Applanix GNSS antenna, GA830
SEABER DeepView Side Scan Software
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software (Rental)
Applanix POSPac Go!
USM HighTower Bow Sonar Mount
HYPACK OFFICE
iXblue Rovins INS (Rental)
QPS Qimera 2
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
Impact Subsea ISFMD System ROV Only System
Kongsberg EA 440 Single Beam Echosounder
EdgeTech ASSY Top 3400 Subbottom Profiler Pole Mounted Sonar Head
Impact Subsea ISM3D
EdgeTech 2 Foot Depressor Wing Kit for 4205 Side Scan Sonar
Kongsberg 352P MGC R3 USBL System (Rental)
HYPACK VIPER
HYPACK SURVEY & HYSWEEP
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
Innomar ROV, AUV Subbottom Profiler
USM Compact OTS AL Weld Down Plate
Applanix RTK POS MV WaveMaster II RM IP68 INS