July 28, 2022 • Recall #22191
Ocean Technology Systems Recalls Underwater Communication Devices Due to Fire Hazard
Recall 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.
Hazards Identified
- 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.
Consumer 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.
Affected Products
| Product Name | Type | Units Affected |
|---|---|---|
| Underwater Communication Devices | N/A | About 500 (In addition, about 36 were sold in Canada) |

Recalled PowerCom 3000D, 5000D, MilCom 6000D, RBLi-4 underwater communication devices
Manufacturers
Undersea Systems International Inc., dba Ocean Technology Systems, of Santa Ana, California
Retailers
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.
Verify Official Notice
Product recall terms or points of contact can change. Verify instructions directly with the CPSC announcement page.
View Official CPSC Notice