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Subwoofer Box Sundown Audio X18

Ported Box for 18 inch Subwoofer


18 inch subwoofer box Sundown Audio X18

Subwoofer Box Specifications

Enclosure Name: X18

Subwoofer Brand: Sundown Audio

Subwoofer Size: 18 inch

Subwoofer Count: 1

Box External Dimensions
Width × Height × Depth
40.00" × 21.00" × 28.90"
Material Thickness 1.50"
Net Internal Volume 7.00 ft3
Tuning Frequency 30 Hz
Port Area 112 inch2
Port Inlet
Width × Height
6.22" × 18.00"
Port Length 34.97"


Detail Size Quantity
Top / Bottom 40.00" × 28.90" 2
Front 32.28" × 18.00" 1
Rear 40.00" × 18.00" 1
Left 25.90" × 18.00" 1
Right 27.40" × 18.00" 1
Port 19.67" × 18.00" 1
Port 6.07" × 18.00" 1
Ø423.9mm 40.00" 32.28" 28.90" 25.90" 28.90" 25.90" 21.00" 18.00" Top Top Bottom Bottom Rear Front Left Right Rear Front Left Right subbox.pro
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