WatchGas Replacement O2 Sensor SST-SPARE-O 4-Gas Calibration strip of silver reflective material

strip of silver reflective material over the crown of the head

With ASAP’SORBER energy absorber 40 (B070EA01)

look at the label on the back or the invoice — MICRO / MINI / PUMP is called out in the product name

Confined-space entry contractors — pump-drawn sampling before entry is the canonical LPC-PUMP application

WatchGas Replacement O2 Sensor SST-SPARE-O 4-Gas Calibration strip of silver reflective materialWhen your O2 sensor drifts, you don't replace the whole monitor. You swap the sensor cell. That's the operational advantage of the serviceable WatchGas SST1 line. Traditional single gas monitors are single use when the sensor reaches end of life or a bump test reveals unrecoverable drift, the whole unit gets discarded. The SST1 platform is designed to be maintained: this WatchGas Replacement O2 Sensor drops into the WatchGas SST1 O Serviceable O2 Gas