SRW Shallow-Mount 8" Subwoofer 150 Watts Rms DVC 4-Ohm
Product Overview
DS18 SRW8.4D 8" Car Subwoofer 300 Watts 4-Ohm DVC Shallow Mount
It's easy to get great bass when there's very little room with our new line of shallow mount subwoofers. The SRW8.4D (DVC) and SRW8.4 (SVC) mounts in little as 3.07 inches mounting depth and can be utilized in both ported and sealed boxes for great bass in a tight area. This sub handles 150 watts RMS and 300 watts Peak power with a 87dB sensitivity which is very high for a shallow mount sub raising this model high above the bar. This sub comes in both dual voice coil 4 ohms (SRW8.4D) and single voice coil 4 ohms (SRW8.4) so you can wire appropriately to your amp for maximum power to bring all your music to life!
Highlights
- SRW bass series was made to produce great bass within a shallow sub frame exceeding most other subs volume while also coming in at an amazing price point.
- Large surround with flexible spider packs will help the CCA voice coil teach maximum xmax producing full and deep bass with a up to spec box.
- Shallow mount size will let you fit this sub in compact places and requires less box space than other subs its size giving you many options in which to place it.




Technical Details
| Nominal Diameter | 8" |
| Nominal Impedance | 4 + 4 Ohms |
| RMS Power Handling | 150 Watts |
| Maximum Power Handling | 300 Watts |
| Sensitivity (1w/1m) | 86dB |
| Frequency Response | 25-250Hz |
| Recommended Lo Pass Crossover | 120Hz |
| Voice Coil Diameter | 38.6mm / 1.5" |
| Voice Coil Former Material | Aluminum |
| Winding Material | SV |
| Basket Material | Steel |
| Magnet Material | Ferrite |
| Magnet Weight | 32oz |
| Measurements | |
| Overall Diameter | 215mm / 8.46" |
| Front Mount Baffle Cutout | 181mm / 7.12" |
| Overall Depth | 86mm / 3.46" |
| Mounting Depth | 75mm / 2.95" |
Box Info


Key Features
- 8" Shallow Subwoofer
- MAX Power: 300 Watts
- RMS Power: 150 Watts
- Impedance: 4-Ohm 1.5" DVC
- Ferrite Magnet
- 86dB
Specifications
| SKU | SRW8.4D |
|---|---|
| Nominal Diameter | 8" / 203.3mm |
| Nominal Impedance | 4+4 Ohm |
| RMS Power Handling | 150 Watt |
| MAX Power Handling | 300 Watt |
| Sensitivity (1w/1m) | 86 db |
| Frequency Response | 25 - 250Hz |
| Recommended Low Pass Crossover | 120Hz |
| Voice Coil Diameter | 1.5" / 38.6 mm |
| Voice Coil Former Material | Aluminum |
| Winding Material | SV |
| Cone Material | Paper |
| Dust Cap Material | Paper |
| Surround Material | Rubber |
| Basket Material | Steel |
| Basket Color/Finish | Gloss Red |
| Magnet Material | Ferrite |
| Magnet Weight | 32 Oz |
| Displacement Volume | 1.13L / 0.039ft3 |
| Equivalent Volume Vas | 6.7L / 0.23ft3 |
| Excursion (one way) Xmax | 12.5mm |
| Free Air Resonance Fs | 66 Hz |
| Mechanical Factor Qms | 6.122 |
| Electrical Factor Qes | 0.9 |
| Total Factor Qts | 0.785 |
| Moving Mass Mms | 55.916g |
| Compliance Cms | 0.104 mm/N |
| Bl Factor BI | 12.954 |
| Voice Coil Inductance Le | 17.5 mH |
| Diaphragm Area Sd | 213.82 cm2 |
| Dc Resistance Re | 3.4+3.4 ohms |
| Efficiency Bandwidth Product EBP | 73.3 |
| Mechanical Mass Without Air Mmd | 52.383g |
| Overall Diameter | 8.46" / 215mm |
| Overall Depth | 3.46" / 88mm |
| Front Mount Baffle Cutout | 7.12" / 181mm |
| Mounting Depth | 2.95" / 75mm |
| Motor Diameter | 4.72" / 120mm |
| Gross Single Unit Weight (lb) | 6 |
| Single Unit Box Dimensions W x L x H (Inches) | 8.75 x 8.75 x 4 |
| Quantity of Units in Master Carton | 4 |
| Gross Master Carton Weight (lb) | 25 |
| Master Carton Dimensions W x L x H (Inches) | 18 x 9.5 x 8.5 |













