The VACPACK Back Pack Harness is for use with the Backpack Series Vacuum Systems.
21-11880 - Omega Supreme Plus Electronic Vacuum with Electronic Line Filter
The Omega Supreme Plus ESD-Safe Electronic Vacuum System is a quiet, powerful vacuum that uses less energy than a standard service vacuum. This self-contained service vacuum features a powerful 1,000 hour motor, overheat protection., and an Electronic Line Filter....
21-11900 - Standard 0.3 Micron Filter for Omega and 3M 497 Series Vacuums
The 31700-1P Standard Filter Cartridge is a replacement filter cartridge designed to capture dust, dirt, soot, pollen, black toner, and most color toners. This replacement filter cartridge is efficient at 0.3 microns and is compatible with the Atrix Omega series ...
21-11905 - HEPA Filter for Omega and 3M 497 Series Vacuums
The OF612HE HEPA Filter Cartridge is a replacement HEPA Filter that is 99.7% efficient at 0.3 microns. This replacement filter can be used with the Omega/Green Series Vacuum Systems.
I have dealt with MCM Electronics a number of times and have been more than satisfied.