Bass reflex ports
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0020 bassreflex port | Ø100 x 142 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0050 bassreflex port angled set 90° | Ø70 x 400 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0078 bassreflex port angled set 90° | Ø70 x 235 mm
10 pieces in stock
Aug 5.
Goldwood
Bass reflex ports
Goldwood Speaker Cabinet Port Tube 1-1/2" ID x 4" L Flared
4 pieces in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0028 Inside flare | Ø70 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Speaker Cabinet Port Tube 1" ID x 4" L Flared
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0018 bassreflex port | Ø68 x 220 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0014 bassreflex port | Ø68 x 116 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0013 bassreflex port | Ø50 x 185 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0008 bassreflex port | Ø35 x 165 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0004 bassreflex port | Ø35 x 68 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0012 bassreflex port | Ø50 x 145 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0010 bassreflex port | Ø43 x 123 mm
10+ pcs in stock
Aug 5.
Jantzen Audio
Bass reflex ports
Jantzen Audio 051-0006 bassreflex port | Ø35 x 120 mm
10+ pcs in stock
Aug 5.
Goldwood
Bass reflex ports
Goldwood Speaker Cabinet Port Tube 1-3/4" ID x 2-1/4" L
1 piece in stock
Aug 5.
Read more: Bass reflex ports
Bass reflex ports are essential components for any loudspeaker builder seeking to optimise low-frequency performance. These precision-engineered tubes, available in a wide selection of sizes and materials, allow you to tune your enclosure for deeper, more controlled bass extension while reducing driver distortion. Whether you are constructing a high-fidelity home audio system, a professional studio monitor, or a custom car audio installation, the right port can transform the character of your sound. They are equally valuable for repairing or upgrading existing speakers, offering a straightforward way to improve efficiency and clarity in the lower registers.
Our extensive range of 76 ports includes trusted brands such as Goldwood, Jantzen Audio, Monacor, Precision Sound, Scan-Speak, Visaton, and Intertechnik. Each port is designed with careful attention to internal flare, wall thickness, and material density to minimise turbulence and port noise. Many models feature rounded or flared ends that reduce chuffing at high output levels, while others incorporate rigid construction to prevent unwanted resonances. The variety of diameters and lengths ensures compatibility with enclosures of all sizes, from compact bookshelf speakers to large floor-standing designs.
By integrating a bass reflex port into your project, you can achieve a more efficient transfer of energy from the driver to the listening environment. This results in a cleaner, more articulate bass response that complements the natural character of your chosen drivers. Whether you are a seasoned DIY enthusiast or a professional engineer, these ports provide the reliability and acoustic precision needed to bring your loudspeaker designs to life.























