Underwater Technics

19/03/2026

UWTechnics produces the internal TTL converter 11048-HSS for the newest Sea&Sea line of underwater housings for Nikon Z5II, Z6II, Z7II.
- Firmware contents the profiles of most popular underwater strobes: Retra, Apollo, Inon, Sea&Sea, Ikelite, Subtronic etc, including newest YS-D130R strobe !!
- HSS functionality (flash sync speeds up to 1/8000 s).
- Strobes connection is available by fiber optic cables and by electric sync cord as well.
- Flash system is fully controllable underwater by camera menu.
- Replaceable battery CR2032, incredibly long battery life 1-3 years of continuous work.

13/03/2026

UWTechnics TTL Converter 11089-HSS-MFC
for MARELUX MX-R6 III housing (for Canon R6III).

Product is available in stock: https://uwtechnics.com/product/11080-hss-mf-ttl-converter-for-canon-for-marelux-underwater-housings-with-metal-frame/

06/03/2026

Sea&Sea has announced a new housing for the Canon R5 II.
UWTechnics produces TTL-Converter 11047-HSS for this housing: https://uwtechnics.com/product/11047-hss-ttl-converter-for-canon-for-seasea-mdx-housings/

External TTL-Converter 18022-M24: https://uwtechnics.com/product/18022-m24-external-m24-optical-ttl-converter-for-canon-cameras-for-aluminum-underwater-housings-marelux-seasea-isotta-aquatica-seafrogs-aluminum/

【新製品】
SEA&SEAブランドのCanon R5II対応ハウジングが国内発売スタートになります。
従来製品ではオプションだったリークアラームユニットを標準で搭載。オプションでVFアダプターNAにも対応しています。

詳しい製品情報は公式サイトで
https://www.seaandsea.co.jp/product/housing/mdx-r5ii.html

01/02/2026

NEW!
UWTechnics TTL Converter 11049-HSS for Sea&Sea housings MDX-aU for Sony.

Device supports newest Sea&Sea YS-D130R strobe!
and other popular underwater strobes: Inon, Retra, Marelux, Ikelite, Subtronic etc.

30/01/2026

UWT external TTL converter installation in M24 hole on the Marelux housing for Sony.
Photo by Phil Rudin.