Celestion BN15-400X 8 Ohms
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The essential facts about the Celestion BN15-400X bass loudspeaker
The essential facts about the Celestion BN15-400X bass loudspeaker
- 15-inch format designed for bass, with an extended response down to 38 Hz to support the fundamental frequencies with authority.
- 400 W power handling and 8-ohm impedance, suitable for designing or upgrading a high-performance bass cabinet.
- Lightweight neodymium motor assembly: only 2.6 kg, significantly reducing the overall weight of an enclosure.
- Deep, well-defined reproduction, driven by a 3-inch voice coil and a Kevlar-loaded paper cone.
Manufacturer Information
Celestion
https://www.celestion.com
info@celestion.com
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Algam SAS
Email: contact@algam.net
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Essential Information About the Celestion BN15-400X 8 Ohm Bass Speaker
- 15-inch format, 400 W at 8 ohms to power powerful and reliable bass cabinets.
- Neodymium magnet for a lightweight design (approx. 2.6 kg) without compromising projection.
- Deep and punchy lows, clear mids for a bass that remains audible in the mix.
- Perfect for replacement or for designing modern, portable bass speakers.
A Celestion Heritage Tailored for Bass
A historic reference in amplification, Celestion brings its expertise to bassists with robust and expressive speakers. The BN15-400X continues this tradition: a 15-inch platform optimized to deliver depth in the low end while maintaining definition, all housed in a chassis lightened by neodymium.
For Whom and What Uses?
Designed for speaker manufacturers and DIY builders, repair workshops, and demanding bassists, this 15-inch excels in 1x15 cabinets or paired with a tweeter. It suits rock, funk, reggae, or soul contexts where solid lows, a crisp attack, and structured mids are expected to keep the bassline intelligible.
Technical specifications
| Cabinet impedance (Ω) | 8 Ω | Magnet | Neodymium |
| Speaker diameter | 15" | Coil diameter | 3 " |
| Sensitivity | 95 dB | Mounting diameter | 385 mm |
| Frequency response - start | 38 Hz | Depth | 152 mm |
| Frequency response - end | 3 kHz | Power output | 400 W |
| Category | bass amp speaker | Weight | 2.6 kg |
Questions frequently asked
Is the Celestion BN15-400X suitable for a 1x15 bass cabinet?
This model is designed for 1x15 configurations and can be paired with a tweeter. Its 15-inch diameter and frequency response from 38 Hz to 3 kHz target a full bass reproduction with defined mids.
What impedance should be expected for this bass speaker?
The nominal impedance is 8 ohms. It must match the impedance accepted by the amplifier and the wiring planned for the cabinet.
What power rating does this Celestion 15-inch speaker support?
The stated power rating is 400 W. The 3-inch voice coil helps with heat dissipation during extended use.
Is the BN15-400X lightweight for a 15-inch speaker?
Weighing 2.6 kg, this speaker features a neodymium magnet. This design reduces the cabinet weight without changing its 15-inch format.
What are the mounting dimensions of the BN15-400X?
The required mounting diameter is 385 mm and the depth is 6 inches. These measurements allow verification of mechanical compatibility with the cabinet before installation.



