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Biosystems, LLC, a Sperian Protection Company, is a leading supplier of gas detectors, respiratory maintenance equipment and monitoring systems, worldwide. Founded in 1981, Biosystems is headquartered in Middletown, Connecticut.
 

FEATURED PRODUCTS

Biosystems PHD6

The PHD6 is the most configurable gas detector we’ve ever made with 5 sensor ports, up to 6 channels of detection, and 18 sensor options including electrochemical, LEL, PID, IR-CH4 and IR-CO2. READ MORE

Toxi3Ltd

The Toxi3Ltd is Biosystems' first disposable single gas detector capable of three years of continuous operation. CO or H2S models are available READ MORE

Click on ''Products'' at left to view all of our offerings.
 

February 3, 2009

Sperian Instrumentation has issued a mandatory firmware update for all MultiPro instruments equipped with a Duo-Tox (CO/H2S) sensor. 

June 9, 2008

Sperian Instrumentation releases the Biosystems PHD6!

June 21, 2007

Biosystems offers online software update registration.