World leaders in aquaculture water quality measuring, monitoring and control.

We are pleased to inform you that this year marks OxyGuard’s 30th Anniversary.
We would like to thank you for your support and loyalty through the years and invite
you to join us for the anniversary reception on Friday 19th of May at 13:00, at our premises (Farum Gydevej 64, 3520 Farum).

We hope you will be able to attend and look forward to seeing you!

RSVP before 1st of May by email to or phone +45 4582 2094.

Quick Select Products

or select your field to see which OxyGuard product is suitable for you:

Aquaculture in General


Land Based Aquaculture

Sea Cage


Fish Transport


Waste Water




Power Plant

Food and Drink


About Us

Since 1987, OxyGuard has been a dedicated leader in providing water quality measuring, monitoring and control equipment for aquaculture industry.

Today, we produce a wide range of instruments and systems, and continue to focus on customer needs by offering improved products and strong technical support. Our research and technical development, supported by more than 25 years of experience, is put into the equipment to make it the best you can get.

OxyGuard’s focus is on providing “No-Nonsense Measurement” equipment, so you can get the most out of your work and investment. Whether you need a hand-held instrument or a state-of-the-art measuring, monitoring and control system, OxyGuard can supply it.