Pingers & Transponders

RJE’s cost-effective acoustic beacons and transponders offer a variety of options, including different frequencies, activation methods, and battery life, to meet any underwater marking or locating need.
Trusted by industry leaders, our products are used on AUVs and ROVs for equipment marking, diver positioning, and more.
ATT-400/AODC

ATT-400/AODC Emergency Transponder for Diving Bells

March 18, 2021

ULB-364EL Long Life Acoustic Beacon

January 26, 2017

ULB-364 General Purpose Acoustic Beacon

January 26, 2017

ULB-362PL Underwater Beacon With Power Loss

January 26, 2017

ULB-362 Full Ocean Depth Acoustic Location Beacon

January 26, 2017

ATT-400EL Long Life Acoustic Target Transponder

January 26, 2017

ULB-350 Low Cost Location Beacon

January 26, 2017

ATT-400 Acoustic Target Transponder

January 26, 2017

RJE offers product design, development, evaluation and marketing for military divers, offshore and marine scientific communities, search and rescue teams, and more. We manufacture products that meet UL, CE, ASTM and ANFOR standards. Our quality system is based on Mil-45208.