Universal box template

Single 15-inch Rectangular Ported Subwoofer Box (Right Port) - 65 L / 32 Hz - 768 × 512 × 341 mm

18 Car sub Right-side port

Description

This Vented / Bass-Reflex enclosure is specifically designed for a single 15-inch rectangular subwoofer, featuring a 65 L chamber tuned to 32 Hz. Built from 18 mm (3/4 inch) material in a simple rectangle shape, the external dimensions are 768 × 512 × 341 mm (30.68 × 20.21 × 13.46 in). The design includes one L-shaped slot port positioned on the right side to ensure consistent installation and visual alignment. Its port area is optimized for high-output, large-excursion drivers and SPL-oriented use requiring high airflow. This cabinet is engineered for everyday car-audio use, balancing limited trunk space and installation constraints with high-quality sound.

Volume & tuning

65 l
Internal volume
32 Hz
Tuning frequency

Box properties

Shape
Simple Rectangle
Material thickness (mm)
18
Material thickness (inch)
3/4
Box dimensions (mm)
768 × 512 × 342
Box dimensions (inch)
30.68 × 20.21 × 13.46
Max RMS speaker power up to
75 W
Speaker mounting panel layers
Single
Number of bands
1

Enclosure & speaker

Enclosure
Vented
Speaker configuration
Single
Number of speakers
1
Speaker size
15" Rectangle

Port

Port type
Rectangular
Port count
1
Port area (sq.mm)
28502
Appearances
View all
Similar boxes for 15" speakers