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 POSPac MMS SmartBase (Rental)
QPS Qimera 2
Applanix RTK POS MV WaveMaster II SFF INS
HYPACK HYSWEEP
Applanix RTK POS MV WaveMaster II SFF IP68 INS
Trimble SPS851 DGPS Receiver
USM Compact OTS Sonar Mount
Applanix Extended POS MV warranty products
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
Impact Subsea ISD4000 (Rental)
HYPACK WATER QUALITY MAPPING
QPS Fledermaus 8
Applanix RTK POS MV SurfMaster RM IP68 INS
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
Kongsberg cNODE Micro 31-180 Beacon
USM HighTower Bow AL Weld Down Plate
HYPACK VIPER
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
AML-3 Sound Velocity Profiler 6000m (1000dBar) (Rental)
USM HighTower Bow Sonar Mount (Rental)
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
EdgeTech Topside Processor With Starmux IV Interface
USM Compact Sonar Mount VOOP Kit (Rental)
Impact Subsea FMD System
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
USM HighTower OTS Sonar Mount (Rental)
USM Compact OTS AL Weld Down Plate
USM MegaTower OTS Sonar Mount
Impact Subsea ISS360HD
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software (Rental)
Applanix RTK POS MV SurfMaster SFF IP68 INS
R2Sonic 2024 Multibeam Sonar (Rental)
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
Applanix POS MV WaveMaster II INS (220) (Rental)
Training Onsite - ECHO81 HQ
Geometrics TVG Frame (Frame Only) (Rental)
SEABER AML Sensor
Applanix RTK POS MV OceanMaster RM INS
EdgeTech 2205 Tri-Frequency Side Scan Sonar
Impact Subsea ISA500 Underwater Altimeter
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
Innomar Smart Subbottom Profiler
HYPACK DREDGEPACK
Applanix RTK POS MV OceanMaster RM IP68 INS
HYPACK MAX & HYSWEEP
Onsite Installation, Integration & Training
Innomar Standard Subbottom Profiler
Innomar Medium-100 Subottom Profiler (Rental)
EdgeTech 6205s2 Multibeam Sonar
Innomar Medium-70 Subbottom Profiler