Walker E30831RAC Compressed Air Filter Element – Activated Carbon Dust (Reverse Flow) (Grade RAC)

The Walker E30831RAC is a genuine Walker Filtration Activated Carbon Dust (Reverse Flow) replacement dust filter element for Alpha series compressed air and gas filter housings. Deep-pleated media delivers 99.999% efficiency tested in accordance with ISO 12500-3, with a low differential pressure that keeps running cost down over the life of the element.

Activated Carbon Dust (Reverse Flow) — Grade RAC

Rated for oil vapor and odor removal. Installed in reverse-flow orientation downstream of a desiccant dryer to capture desiccant fines and particulate.

Fits These Housings

Fits the same Walker Filtration housings as the coalescing grades, installed downstream of a desiccant dryer:

• Walker A30400 Alpha 1 1/2" NPT Compressed Air Filter - 400 SCFM
• Walker A30450 Alpha 2" NPT Compressed Air Filter - 450 SCFM

Replacement & Maintenance

Replace every 12 months, or sooner if the differential pressure indicator signals, to maintain rated air quality and minimize energy cost. Genuine Walker Filtration element — part number E30831RAC.

Which Housings Take This Element?

The E30831RAC is the activated carbon dust element for these Walker housings. The housing is the same across grades — only the element changes:

• A30400 — 1-1/2" — 400 SCFM
• A30450 — 2" — 450 SCFM

Replace on the differential pressure indicator or every 12 months, whichever comes first.

View the Walker Alpha Dust Filter Datasheet