Magnetic Stirrer Photon Systems Instruments Categories Crops , Photosynthesis, Chlorophyll & Respiration Brochure Send Enquiry Overview PSI Magnetic Stirrer designed to provide continuous stirring with little speed deviation and minimal heat build-up. A handy accessory to the PSI Fluorometers. Back Our Related Products Qubit Systems Q-S151 CO2 Analyzer 0-2000ppm Learn More Qubit Systems Q-G267 Flow Monitor and Gas Pump 1LPM Learn More Spectrum Technologies LightScout Silicon Pyranometer Learn More Photon Systems Instruments Step-In FytoScope FS 3400 Learn More