Bersub: reference manufacturer and design office for underwater and land-based lighting systems

Since 1988, BERSUB has been putting its expertise at your disposal to create underwater lighting adapted to all forms of underwater activity.

Our manufacturing quality, component reliability and robustness are appreciated by recreational divers as well as by many diving professionals (underwater works, coral divers, videographers, etc.) and the French armed forces.

To ensure that diving remains a pleasure, we design products that are easy to use, offer impeccable lighting quality and require minimum maintenance.

So that your dives also rhyme with safety, numerous electronic elements ensure optimum product operation.

Among the different ranges and powers, you're sure to find a lighthouse to light up your most beautiful dives!

Bersub's strengths


All Bersub products benefit from over 20 years of know-how, and the safety of our users is paramount. That's why we develop lighting with patented, safe technologies:

  • Patented safety valve to prevent internal overpressure.
  • Thermal safety during charging and discharging.
  • Waterproofing up to 300m with Teflon-coated double O-ring seal
  • Control electronics battery charging and discharging.
  • Control electronics of the light source.


Our products are designed, manufactured and assembled in France. They are subject to rigorous specifications and comply with European Community (CE) requirements. All our diving lights are tested in hyperbaric chambers up to 30 bars and undergo strict quality control during assembly.

  • NiMh batteries and Lithium for greater reliability and autonomy.
  • Waterproof, self-cleaning micro-contact
  • Tempered borosilicate glass screen
  • Marine-grade anodized aluminum body
  • Ultra-high-power LEDs sorted for color-neutral luminous flux
  • High-quality electronic and mechanical components.


All our products come with a 2-year parts warranty (battery included) and labor, excluding parts subject to wear, impact, overheating or misuse.

After-sales service

Our authorized dealers benefit from a responsive, high-performance after-sales service. If you have any queries, please feel free to consult our list of distributors. You can also contact us via the contact form.

Your email inquiries will be answered within three days.

  • Fast repair times: 1 to 3 weeks maximum after acceptance of quotation.