Description
Description
DC Audio's NEO 3.0 18" Subwoofer is built for SPL-focused builds, delivering championship-proven output with customizable coil and spider configurations to extract every tenth of a db. The 18" model combines a rigid AR paper cone, a 3.0" hi-temp aluminum voice coil, and a fully CNC-machined motor assembly for tight, high‑output bass.
- 18" form factor: Outside diameter 18.5", mounting depth 11", mounting hole diameter 16.75" for confident fit in large enclosures.
- High-power handling: 2200 W RMS / 4400 W peak, providing ample headroom for demanding amplifiers.
- Voice coil: 3.0" hi-temp flat-wound aluminum voice coil with eight layers for durability and linearity at high excursion.
- Cone and surround: Extremely rigid AR paper cone with multilayered polymer foam surround to maintain cone control under heavy power.
- Frame and motor: Cast aluminum black frame; FEA‑analyzed and optimized motor assembly – fully CNC machined for precise alignment and reduced distortion.
- Terminals and wiring: Chrome spring-loaded push terminals; dual extra heavy-duty interweaved tinsel lead wires for reliable high‑current connections.
- Spider and coil geometry: 8" OD semi cup progressive roll spiders to smooth excursion and improve long-term reliability.
- Displacement: 0.26 ft³, aiding accurate enclosure coupling and predictable bass output.
- Impedance options: d.7/d1/d2/d4 available for flexible amp and box matching.
- Sound-dense area and enclosure guidance: Sd 1159 cm, with a suggested sealed box of about 5.5 ft³ for the 18" variant.
In a real car build, the NEO 3.0 18" excels in high‑output setups where bass depth and control matter. Its 2200 W RMS rating pairs with capable amplifiers, while the 3.0" hi-temp aluminum voice coil and AR cone deliver controlled motion under heavy excursion. The FEA- analyzed, CNC‑machined motor assembly minimizes distortion at extreme power, and the dual interweaved tinsel leads with chrome push terminals ensure reliable wiring under load. Custom Coil and Spider Configurations to get every tenth of a db out of it available. Click HERE to get a Subwoofer Box.
| 15" | 18" | |
|---|---|---|
| Mounting Depth | 9" | 11" |
| Mounting Hole Diameter | 14" | 16.75" |
| Outside Driver Diameter | 15.7" | 18.5" |
| VC Diameter | 3.0" | 3.0" |
| Displacement | .23ft | .26ft |
| Power Handling rms/peak | 2200/4400 | 2200/4400 |
| Ohm Options | d.7/d1/d2/d4 | d.7/d1/d2/d4 |
| Sd | 791 cm | 1159 cm |
| Vas | L | L |
| Cms | Mm/n | Mm/n |
| Mms | g | g |
| Fs | Hz | Hz |
| Bl | N/A | N/A |
| Re | Ohm | Ohm |
| Le | mH | mH |
| Qms | ||
| Qes | ||
| Qts | ||
| Xmax | 23mm | 23mm |
| Ref SPL @1 watt | db | db |
| Suggest Sealed Box | ft | ft |
| Suggested Ported Box | 3.0 ft | 5.5 ft |



