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 3400-512E 500 Hz-12 kHz Side Scan Sonar
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
HYPACK MAX (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
USM Compact OTS Sonar Mount
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
Applanix POSPac MMS
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
Applanix RTK POS MV WaveMaster II RM INS
HYPACK ECHO
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
Applanix POSPac Go!
Training Onsite Customer Location
EdgeTech 2050-DSS Side Scan Sonar and Subbottom Profiler (Rental)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
Training Onsite - ECHO81 HQ
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
HYPACK LITE
SEABER YUCO-SCAN AUV
Applanix GNSS antenna, GA830
EdgeTech 4125i Dual Frequency Side Scan Sonar
Trimble SPS851 DGPS Receiver
Applied Acoustics 1100 Series Mini Beacon (Rental)
QPS Qastor 3
Geometrics G882 Magnetometer
Kongsberg cNODE Micro 31-180 Beacon
Applanix RTK POS MV WaveMaster II SFF INS
HYPACK HYSWEEP
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
Applanix POS MV SurfMaster One INS
Applanix RTK POS MV OceanMaster SFF IP68 INS
Innomar Standard Subbottom Profiler
EdgeTech 4205 Side Scan Sonar Depressor Wing
HSP 22" Sheave Counter
Kongsberg cNODE MiniS 31-180 Beacon w/Pressure Sensor
Applanix POS MV OceanMaster INS IP68 (Rental)
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
CenterPoint RTX Marine
AML-3 Sound Velocity Profiler 6000m (1000dBar)
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software (Rental)
iXblue GAPS M7 USBL (Rental)
Applanix GNSS antenna, 540AP
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
Innomar Light Subbottom Profiler
Applanix POS MV WaveMaster II INS (220) (Rental)
HYPACK DREDGEPACK
QPS Qimera 2 (Rental)
Innomar Compact Subbottom Profiler
Impact Subsea ISFMD System ROV Only System