Biosystems Gas Detectors
Committed to designing, manufacturing, and marketing high quality products which allow safe work in hazardous environments.Biosystems is an industry leader always providing top notch equipment for a variety of gas detection and workplace safety requirements.
Gas Detection Calibration Frequency Statements Can Be Found HERE
Respiratory Equipment
Biosystems PosiChek3
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The Only NFPA-Compliant SCBA Test Stand, the Biosystems PosiChek3 is the only breathing machine that meets the stringent requirements specified by NFPA 1852. Firefighters can only work at peak performance when their equipment works the way it was designed to work. NFPA 1852 mandates that all compliant SCBA must be tested on a calibrated breathing machine before being put into service and at least once per year thereafter.
Portable Single Gas Detector
Biosystems ToxiVision EX
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A fully serviceable LEL, Hydrocarbon, methane, & natuaral gas detector with real-time gas reading, max readings for the current operating session and customizable warning and danger alarms to let you know when combustible gas is present.
Portable Single Gas Detector
Biosystems Mighty-Tox
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The disposable Mighty-Tox single sensor may be small in appearance but don't be fooled. This highly portable gas detector is usable for 90 days from the date of activation and can be easily taken into any environment on your belt, hardhat or collar.
Portable Single Gas Detector
Biosystems ToxiPRO
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The reusable ToxiPro Gas Detector is equipped with real time STEL, TWA and Peak Readings along witha black box data recorder. The datalogger is also available as an upgrade for the Toxi Pro.
Portable Single Gas Detector
Biosystems Toxi LTD
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A low cost, full-featured, disposable single gas monitor with an operating life of two full years. The ToxiLtd is available for the detection of your choice of O2, CO, H2S or SO2. Rated to IPX5/IPX7 against water ingress.
Portable Single Gas Detector
Biosystems CO Responder Kit
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Ideal for carbon monoxide detection in residential or commercial application, the Biosystems CO Responder Gas Detector Kit works seamlessly with the ToxiPro CO Gas Detection Monitor Toxitube dosimeter for monitoring CO in the atmosphere. Just leave the dosimeter tube behind and let the Kit do it's work for 24 hours.
Portable Single Gas Detector
Toxi Vision IR CO2
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The Biosystems Toxi Vision IR single gas detector features "Infra Red" sensor technology, a large display screen and one button operation.
Portable Single Gas Detector
Toxi Vision IR CH4
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The Toxi Vision IR CH4 gas monitor is rugged and ready for extreme conditions. Rated to IPX5/IPX7 for protection against water ingress and available with built-in vibrating alarm ~ rubber boot.
Portable Multi-Gas Detector
Biosystems MultiVision
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The MultiVision Gas Detector provides top grade reliable safety and convenience due to its compact size and rugged construction. Equipped with four independent sensors for the detection of oxygen, combustible gases and vapors, carbon monoxide and hydrogen sulfide.
Portable Multi-Gas Detector
Biosystems Cannonball 3
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The Cannonball 3 gas detector is designed to address a large range of health and safety concerns for the work environment. Oxygen, combustible gas and vapor detection is handled seamlessly through standard configuration, however an optional high sensitivity HC-PPM LEL can provide a broader range of detection at PPM levels for multiple types of hazardous gases.
Portable Multi-Gas Detector
Biosystems PhD Lite
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Monitoring up to four atmospheric hazardous gases simultaneously, the PhD Lite Gas Detector is built tough. It's metal-plated case can handle the roughest of work environments, yet it is compact enough to perform with ease. You can monitor the air for oxygen and other combustible gases through the use of one button.
Portable Multi-Gas Detector
Biosystems MultiPRO
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The MultiPro Gas Detector provides true one-button operation including calibration, and offers readings of up to four gases in real time. Equipped with a built in event logger that can store information for up to 20 events including time and duration, average and max readings, and sensor type.
Portable Multi-Gas Detector
Biosystems PhD5
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The Biosystems PhD5 Gas Detector is capable of monitoring a total of five atmospheric hazards at the same time due to it's "Duo-Tox" two-channel CO/H2S sensor along with three additional channels for other combustible gas and oxygen detection.
Portable Multi-Gas Detector
Biosystems PhD Plus
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The PhD Plus portable Gas Detector can monitor atmospheric conditions for a total of four hazardous gases. Compact but very rugged, this gas detector measures oxygen, combustible gases and up to tow additional toxic gases.
Portable Multi-Gas Detector
Biosystems PhD Ultra
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The PhD Ultra portable Gas Detector is a true powerhouse of versatility and scalability. Equipped with a built in datalogger, you can keep track of environment temperature, location, gas readings, user ID and much more. The PhD Ultra is capable of detecting and measuring four atmospheric hazards at once; oxygen, combustible gas and up to two additional toxic gases.
Fixed Gas Detection System
Biosystems Zone Guard
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The Biosystems Zone Guard Gas Monitor detects carbon monoxide (CO), hydrogen sulfide (H2S), sulfur dioxide (SO2), chlorine (Cl2), chlorine dioxide (ClO2), phosphine (PH3), and nitrogen dioxide (NO2)from either singly oxygen, combustible or toxic sensor input.
Air Purification & Regulation
Biosystems TravelPanel 50MP
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"Docking Station" Portables
Biosystems IQ Docking Station
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The Biosystems' IQ Docking System: A flexible instrument and data management system that automates the maintenance of your Biosystems gas detectors. Minimize the costs and time associated with manually calibrating your gas detectors by utilizing up to ten instrument-docking modules.
"Docking Station" Portables
Biosystems MultiPRO Express Docking Station
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The MultiPro IQ Express Docking Station: An automatic calibration station and data download center for the MultiPro gas detector. Drop the detector into the dock and the MultiPro IQ Express does the rest. Fully automated bump test station that performs up to eight critical tests.



