Dayton Audio’s Ultimax Series DVC subwoofers are purpose-built to move tons of air and create clean, articulate, “fast” bass. Experience the apex of subwoofer design!
 
Product Highlights 
18" design for enormous air movement
Over 2" of total cone travel!
1000 watts RMS power handling
Dual mirror-imaged linear spiders ensure distortion-free excursion
Dual 2 ohm, 2-layer copper voice coils
Large vented pole piece and under-spider venting
 
Product Manuals / Spec Sheets / Downloads
Dayton Audio UM18-22 Specification Sheet
Dayton Audio UM18-22 Graphs/FRD/ZMA Data File