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


















Applanix RTK POS MV SurfMaster SFF INS INS
Innomar Medium-USV Subbottom Profiler (Rental)
HYPACK OFFICE & HYSWEEP OFFICE
Impact Subsea ISD4000 (Rental)
Applanix RTK POS MV SurfMaster RM IP68 INS
Applanix RTK POS MV SurfMaster SFF IP68 INS
Innomar ROV, AUV Subbottom Profiler
Impact Subsea FMD System (Rental)
G882 TVG Transverse Gradiometer
QPS PPS TTL Adapter
AML-3 Sound Velocity Profiler 500m (100dBar)
EdgeTech 4205 Tri-Frequency Side Scan Sonar (Rental)
Impact Subsea ISA500 Underwater Altimeter (Rental)
Geometrics G882 Magnetometer Tandem Tow Kit
HYPACK SURVEY
HYPACK WATER QUALITY MAPPING
HYPACK VIPER
QPS FMGeocoder
EdgeTech 2 Foot Depressor Wing Kit for 4205 Side Scan Sonar
EdgeTech ASSY Top 3400 Subbottom Profiler Pole Mounted Sonar Head
Applanix RTK POS MV WaveMaster II RM IP68 INS
EdgeTech ASSY Top 3400 Subbottom Profiler Combined Towed & Pole Mounted Sonar
HYPACK SURVEY & HYSWEEP
SeaGear Oceanographic Winch (Rental)
R2Sonic Dual Head Mounting bracket 2024 (Rental)
QPS Qinsy 9 Offshore (Rental)
Applanix POS MV SurfMaster One INS (Rental)
Kongsberg 352P MGC R3 USBL System
SEABER DeepView Side Scan Software
Fugro MarineStar Subscription (Rental)
R2Sonic 2024 Multibeam Sonar (Rental)
SEABER AML Sensor
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
R2Sonic 2022 Multibeam Sonar (Rental)
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
Applanix GNSS antenna, 540AP
Kongsberg cNODE Micro 31-180 Beacon
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
USM Compact OTS Sonar Mount (Rental)
Impact Subsea ISS360HD
Geometrics Magnetometer Telemetry MUX
iXblue GAPS M5 USBL (Rental)
Innomar Standard Subbottom Profiler
Innomar Smart Subbottom Profiler
Innomar Standard -USV Subbottom Profiler
iXblue GAPS M7 USBL (Rental)