The MACURCO PM500 Replacement Sampling Probe Filter (Model 70-2900-0573-0) protects the monitor's intake system from debris and contaminants during remote sampling operations. Pack of three filters provides convenient supply for regular maintenance. Prevents particulates from entering the sensor chamber, maintaining measurement accuracy and extending internal component lifespan. Quick-change design enables fast filter replacement without disrupting monitoring activities. Essential consumable for PM500 monitors used with sampling probes in dusty, dirty, or remote locations. Regular probe filter changes ensure clean air intake and reliable gas detection performance in challenging field environments.

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