WatchGas SST4-MICRO Replacement LPC LEL Sensor SST-SPARE-X1 High Visibility Jackets The Back D-ring provides a

The Back D-ring provides a general fall arrest device connection point and is included on all models of 3M™ Protecta Comfort Vest-Style Harnesses

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WatchGas SST4-MICRO Replacement LPC LEL Sensor SST-SPARE-X1 High Visibility Jackets The Back D-ring provides aWhen your LEL sensor drifts, you don't replace the whole monitor. You swap the sensor cell. That's the operational advantage of the serviceable WatchGas SST4 line. Traditional 4 gas monitors have soldered in sensors when the LEL channel fails a bump test or reaches end of life, the whole monitor gets discarded. The SST4 platform is designed to be maintained: this WatchGas Replacement LPC LEL Sensor drops into the WatchGas SST4 MICRO Diffusion 4 Gas