Underwater Communication Devices
Undersea Systems International Inc., dba Ocean Technology Systems, of Santa Ana, California
Product Images
Recalled PowerCom 3000D, 5000D, MilCom 6000D, RBLi-4 underwater communication devices
Recalled RBLi-4 battery pack
Why is it being recalled? (Hazard)
Water can leak into the recalled underwater communication device during a dive and penetrate into the battery pack, causing the battery circuit board to short and ignite after the dive, posing a fire hazard.
What should I do? (Remedy)
Consumers should immediately stop using the recalled Powercom, MilCom and RBLi-4 communication devices, remove the battery and contact the firm to receive a free battery pack that has been sealed to prevent water leakage. The firm will provide instructions for properly disposing lithium-ion batteries according federal and state regulations.
Consumer Contact
Ocean Technology Systems at 800-550-1984 from 6:30 a.m. to 4 p.m. PT Monday through Thursday and on Friday from 6:30 a.m. to 3 p.m. PT, email at [email protected] or online at https://www.oceantechnologysystems.com/recall or https://www.oceantechnologysystems.com and click on "recall" at the bottom of the page for more information.
Product Description
This recall involves the PowerCom 3000D, 5000D and MilCom 6000D underwater communication devices sold with the RBLi-4 Lithium battery pack and the batteries that are also sold separately. The PowerCom, MilCom and RBLi-4 products are used in all SCUBA diving. The recalled RBLi-4 battery packs are in a waterproof housing and supply power to the PowerCom and MilCom products. PowerCom and MilCom along with the model numbers are printed on the front of the underwater communication devices.
Where was it sold?
Blue Dolphin Dive Shop (North Carolina), Performance Scuba (Alabama) Lauderdale Marine Center (Florida), Mountain West Commercial Diving (Idaho), and other dive shops and municipalities nationwide and online at www.otscomm.com from January 2021 through April 2022 for between $1,650 and $3,600.
Latest Recall Updates
Unknown Brand
LIVEHOM 11-Drawer Dressers
March 12, 2026
ProRider, Inc., of Kent, Washington
ProRider Bicycle Helmets
March 12, 2026
Stoney Games, LLC of Bexley, Ohio
Kluster Fun Tabletop Magnet Chess Games
March 12, 2026
Hong Kong Baojia International Limited, of China
17 Stories Furniture 14-Drawer Dressers
March 12, 2026
LFTE USA Inc., of Cary, North Carolina
Playground Swing Set Seats
March 12, 2026
Unknown Brand
Cubimana Island Storm 3 In 1 Building Sets with LED Lights
March 5, 2026
Quick Facts
Recall Number
22191
Impacted Units
About 500 (In addition, about 36 were sold in Canada)
Incidents/Injuries
The firm has reported one small fire with the battery's PC circuit board during testing. No injuries have been reported.
Did you buy this?
Stop using the product immediately. Check the "Remedy" section for refund or repair instructions.