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


















Kongsberg EM 712 Multibeam Echosounder (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
Kongsberg EM 2040P MKII Multibeam Echosounder
USM Compact OTS Sonar Mount
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software
QPS TTL/ZDA Splitterbox MK3 (8-way) 19" Rack Mount
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
Trimble SPS851 DGPS Receiver
Innomar ISE Processing Software (Rental)
SeaGear Oceanographic Winch
HYPACK WATER QUALITY MAPPING
Training Onsite - ECHO81 HQ
Training Onsite Customer Location
HYPACK DREDGEPACK
R2 Sonic (I2INS) Inertial Navigation System (Rental)
EdgeTech 6205s2 Multibeam Sonar With 19" RM Integrated With Applanix POSMV SurfMaster
Applanix RTK POS MV SurfMaster SFF INS INS
Applanix POS MV WaveMaster II INS (220) (Rental)
QPS FMGeocoder
Impact Subsea ISFMD System ROV Only System
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
SEABER AML Sensor
HYPACK SURVEY & HYSWEEP
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
SEABER YUCO-CTD AUV
R2Sonic 2024 Multibeam Sonar (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
Innomar Light Subbottom Profiler
R2Sonic 2022 Multibeam Sonar (Rental)
Innomar Medium-USV Subbottom Profiler
HYPACK MAX & HYSWEEP
QPS Qarto 3
SonarWiz
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
USM MegaTower OTS AL Weld Down Plate
Impact Subsea ISFMD System Full System
HYPACK OFFICE
Fugro MarineStar Subscription (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
Trimble BX992 (Rental)
Applied Acoustics 1100 Series Mini Beacon (Rental)
Applanix POS MV OceanMaster INS IP68 (Rental)
Applanix POSPac Go!
USM HighTower Bow Sonar Mount (Rental)
CenterPoint RTX Marine
Applanix RTK POS MV OceanMaster RM INS
Impact Subsea ISM3D (Rental)
R2Sonic 2026 Multibeam Sonar (Rental)
Innomar Smart Subbottom Profiler
Impact Subsea FMD System (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
Applanix POSPac MMS