Description Hypertherm air filtration kit is recommended in addition to your Powermax system's filter system. Easy to install in the back of your machine and indicator that turns red when the filter needs to be replaced. Compatible with all Hypertherm Powermax machines. Recommended for all Hypertherm plasma cutters Increases the life of your consumables Protect your machine against dust and contaminated air Auto-drain moisture separator filters water and moisture from air lines Easy to install on your power supply with existing mounting holes. Indicator turns red when air flow is reduced providing visual prompt to replace internal filter Specifications 1/4" port 1-Micron replaceable filter Auto Drain Moisture Separator Flow Capacity: 20 scfm at 100. PSI Compatible With Hypertherm Powermax plasma systems 30XP 45XP Powermax 65, 85 105 and 125 Included with Product 1-Micron Filter Accessories