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


















Innomar Standard -USV Subbottom Profiler
Innomar Deep-36 Subbottom Profiler
USM HighTower Bow AL Weld Down Plate
Innomar Deep-15 Subbottom Profiler
Applanix RTK POS MV WaveMaster II RM IP68 INS
Trimble SPS851 DGPS Receiver
Geometrics G882 Magnetometer (Rental)
SEABER YUCO-SCAN AUV
Applanix RTK POS MV OceanMaster RM IP68 INS
Impact Subsea ISD4000
Innomar SixPack Multi Transducer Subbottom Profiler
OI 24" Sheave Counter with Bluetooth (Rental)
R2Sonic Dual Head Mounting bracket 2024 (Rental)
HSP 22" Sheave Counter (Rental)
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
QPS Qimera 2 (Rental)
Fugro MarineStar Subscription (Rental)
Impact Subsea ISFMD System Topside Interface Box
Applanix RTK POS MV SurfMaster SFF INS INS
QPS Qarto 3
EdgeTech ASSY Top 3400 Subbottom Profiler Pole Mounted Sonar Head
HYPACK VIPER
Kongsberg EA 440 Single Beam Echosounder
EdgeTech Topside Processor With Starmux IV Interface
Applanix POS MV SurfMaster One INS
Applanix GNSS antenna, GA830
Geometrics TVG Frame (Frame Only) (Rental)
Kongsberg uPAP 200-NEL Portable USBL
HYPACK HYSWEEP
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
Applanix GNSS antenna, 540AP
R2Sonic 2024 Multibeam Sonar (Rental)
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
Innomar ISE Processing Software
Applanix RTK POS MV OceanMaster RM INS
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
Impact Subsea ISA500 Underwater Altimeter (Rental)
QPS FMGeocoder
Impact Subsea FMD System
SeaGear Oceanographic Winch
Innomar Compact Subbottom Profiler
POSPac MMS SmartBase, USB Licence including 1st year maintenance
USM Compact OTS Sonar Mount
EdgeTech 2205 Tri-Frequency Side Scan Sonar
Kongsberg 352P MGC R3 USBL System (Rental)
SEABER DeepView Side Scan Software
EdgeTech ASSY Top 3400 Subbottom Profiler Combined Towed & Pole Mounted Sonar
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar