Poseidon Diving Systems Recalls Poseidon M28A Dive Computers Due to Injury Hazard
Recall at a glance
- Recall number
- 23-226 (CPSC)
- Recall date
- June 22, 2023
- Brand
- Poseidon Diving Systems
- Category
- Phones, computers and electronics
- Products
- Poseidon M28A Dive Computers
- Hazard
- Injury Hazard
- Remedy
- Repair
- Units
- About 100
- Made in
- Sweden
- Last updated by CPSC
- June 22, 2023
What was recalled
This recall involves Poseidon M28A Dive Computers used for diving. They calculate continuously and present needed data for divers. The M28A works stand alone 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.
Is my product affected?
Compare your product with the details below, including model numbers where listed.
- Poseidon M28A Dive Computers · About 100 units
Photos from the recall notice


Where it was sold
Companies named in the notice: Diving stores nationwide and online and at www.poseidon.com from March 2017 through April 2019 for about $2,100.; Poseidon Diving Systems Inc., of Chicago, Illinois; Blue Ocean Ventures LLC, of Gardiner, Maine.
Injuries or incidents reported
The firm 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.
Consumer 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 and click on "PRODUCT RECALL - M28A" at the top of the page for more information.
Recall history and context
Since 2019 CPSC has recorded 36 recalls in the phones, computers and electronics category, 5 recalls of them in the past 12 months.
Frequently asked questions
What was recalled?
Poseidon M28A Dive Computers (About 100 units). This recall involves Poseidon M28A Dive Computers used for diving.
Why was it recalled?
CPSC lists the reason as: Injury Hazard.
What should I do if I own one?
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.
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Source: U.S. Consumer Product Safety Commission recall data, shown as published and last updated by CPSC on June 22, 2023. Details can change; the official notice is the authority. If your product may be recalled, stop and read the notice before deciding what to do. Terms and disclaimer.