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


















R2Sonic Dual Head Mounting Bracket 2020 (Rental)
iXblue Rovins INS (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
Fugro MarineStar Subscription
EdgeTech 2050-DSS Side Scan Sonar and Subottom Profiler
EdgeTech Laptop
Geometrics G882 Magnetometer Tandem Tow Kit
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
Geometrics Magnetometer Telemetry MUX (Rental)
Innomar SixPack Multi Transducer Subbottom Profiler
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
Applanix POS MV SurfMaster One INS (Rental)
HYPACK WATER QUALITY MAPPING
SEABER DeepView Side Scan Software
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
Impact Subsea ISA500 Underwater Altimeter (Rental)
Applanix RTK POS MV SurfMaster SFF INS INS
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar
USM Compact OTS AL Weld Down Plate
G882 TVG Transverse Gradiometer
Innomar Deep-36 Subbottom Profiler
Applanix Extended POS MV warranty products
R2Sonic Dual Head Mounting bracket 2024 (Rental)
EdgeTech Starmux IV Interface
HYPACK VIPER
SEABER YUCO-CTD AUV
QPS Fledermaus 8
Applanix GNSS antenna, 540AP
Impact Subsea ISFMD System Topside Interface Box
Training Onsite - ECHO81 HQ
QPS PPS TTL Adapter
Applanix POSPac MMS SmartBase (Rental)
HYPACK OFFICE & HYSWEEP OFFICE
R2 Sonic (I2INS) Inertial Navigation System (Rental)
Applanix RTK POS MV WaveMaster II RM INS
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
Applanix POS MV WaveMaster II INS (220) (Rental)
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
HYPACK LITE
QPS Qastor 3
USM Compact Sonar Mount VOOP Kit (Rental)
Impact Subsea ISFMD System ROV Only System
Innomar ISE Processing Software (Rental)
HYPACK HYSWEEP
QPS FMGeocoder
USM HighTower Bow AL Weld Down Plate
HYPACK DREDGEPACK
HSP 22" Sheave Counter (Rental)
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
SonarWiz
EdgeTech 3400-OTS Low Freq Digital Subbottom Profiler Dual Transmitters
Impact Subsea ISFMD System Full System
Innomar Deep-15 Subbottom Profiler
Applanix RTK POS MV SurfMaster RM INS
Innomar Quattro Multi Transducer Subbottom Profiler
Applanix RTK POS MV WaveMaster II SFF IP68 INS
Innomar Light Subbottom Profiler
Applanix RTK POS MV SurfMaster RM IP68 INS