Analox O2 sensor 9100-9220-9B, SRX-40D as replacement

Analox O2 sensor Model 9100-9220-9B, AST replacement Model SRX-40D. This sensor fits in Analox O2EII O2EII Pro analyzers. Measures 0-100% oxygen. A good sensor has 44-90 uA current in air. M16x1 front thread. 36 months expected sensor life at ambient temperature and pressure. Proprietary electrolyte formulation and anode structure of AST sensors ensure full utilization of Pb anode, thus providing longer life without signal drift and minimizing periodic calibration requirement. AST brand sensors are designed and manufactured in the USA.