Poseidon Diving Systems Recalls Poseidon M28A Dive Computers Due to Injury Hazard
Poseidon Diving Systems has issued a product recall for its Poseidon M28A Dive Computers due to an injury hazard. The recall was announced on June 22, 2023. The affected dive computers are used for diving and calculate and present necessary data for divers. They can be used standalone or in combination with the Poseidon SE7EN Rebreather.
Recalled Product Name/Brand/ID
The recalled product is the Poseidon M28A Dive Computers.
Recall Product Images


Potential Risks or Issues
The recalled Poseidon M28A Dive Computers can stop working due to the intake of water, causing a malfunctioning depth sensor. This can result in a loss of dive data for the diver, posing an injury hazard.
Has Anyone Been Injured?
Poseidon Diving Systems has received one report within the U.S. of water intake causing the depth sensor and other electronic components of the dive computer to malfunction. No injuries have been reported.
About the Recall
This recall involves Poseidon M28A Dive Computers used for diving. The M28A works standalone or in combination with the Poseidon SE7EN Rebreather. Only dive computers with a serial number starting with “M28A-” are included in this recall. The serial number and two metallic wet-switches are located on the back side of the recalled dive computers.
Consumers should immediately stop using the recalled dive computers and contact Poseidon Diving Systems at m28a@poseidon.com to return the product via free return shipping and receive a free repair.
Where to Find Unique Identification of this Product
The unique identification of the recalled product can be found on the back side of the dive computer. The serial number starts with “M28A-” and there are two metallic wet-switches also located on the back.
How Many Units Are Affected?
Approximately 100 units of the Poseidon M28A Dive Computers are affected by this recall.
Affected Batch/Date Range
The affected dive computers were sold from March 2017 through April 2019.
Who is the Distributor(s)?
There are no specific distributors listed for the recalled product.
Places Where Recalled Product was Sold
The recalled Poseidon M28A Dive Computers were sold at diving stores nationwide, online, and at www.poseidon.com.
Where was This Manufactured?
The Poseidon M28A Dive Computers were manufactured in Sweden.
Actions for Consumers
Consumers should immediately stop using the recalled dive computers and contact Poseidon Diving Systems at 800-858-6729, by email at m28a@poseidon.com, or online at https://www.poseidon.com/en-us/support/m28a/ or www.poseidon.com. They can click on “PRODUCT RECALL – M28A” at the top of the page for more information.
Remedy Process
Consumers should contact Poseidon Diving Systems at m28a@poseidon.com to arrange for the return of the product via free return shipping. They will then receive a free repair for the recalled dive computer.
Additional Information
For additional information about the recall, consumers can visit the official recall page on the Consumer Product Safety Commission (CPSC) website: https://www.cpsc.gov/Recalls/2023/Poseidon-Diving-Systems-Recalls-Poseidon-M28A-Dive-Computers-Due-to-Injury-Hazard
Regulatory Compliance
Poseidon Diving Systems is conducting this recall voluntarily in cooperation with the CPSC.
How Can I Protect Myself From Falling Victim?
- Stop using the recalled Poseidon M28A Dive Computers immediately.
- Contact Poseidon Diving Systems for instructions on returning the product for a free repair.
- Do not attempt to repair the dive computer yourself.
- Follow all safety instructions and guidelines provided by Poseidon Diving Systems and the CPSC.
Final Thought
It is important for consumers to respond to product recalls promptly to ensure their safety. By following the provided instructions and returning the recalled Poseidon M28A Dive Computers for repair, divers can continue to enjoy their sport with peace of mind.
