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DS18 ZR8.2D 8" Car Subwoofer with 900 Watts 2-Ohm DVC
The ZR subline is a great entry level subwoofer that both handles great power and gives you smooth clean bass. These subs work great in both sealed and ported boxes giving you many options for placement in any vehicle.
This 8 inch model comes in both dual 2 and dual 4 ohms configurations giving you many options to match your amplifiers optimal impedance. This model comes with a 2 inch voice coil that handles 450w RMS and 900w max power. The large foam surround and pressed paper cone works greatly together to deliver smooth crisp bass that can be heard strongly throughout the vehicle.
Highlights
- Large foam surround giving great xmax and bass precision while keeping great cone control when the subwoofer is close to maximum power.
- Great power handling of 450w RMS and 900w max through a high strength 2 inch aluminum voice coil.
- Very strong stamped basket with show quality DS18 logos on the frame, magnet boot, motor, and dust cap.
- Designed to give crisp and clear bass in any vehicle and can be used in sealed and ported boxes.





Technical Details
| SPECIFICATIONS | |
| Nominal Diameter | 8” |
| Nominal Impedance | 2 + 2 Ohms |
| RMS Power Handling | 450W |
| MAX Power Handling | 900W |
| Sensitivity (1w/1m) | 82 dB |
| Frequency Response | 33Hz - 200 Hz |
| Recommended Lo Pass Crossover | 120 Hz |
| MOTOR | |
| Voice Coil Diameter | 2” / 50.8mm |
| VC Former Material | Aluminum |
| Winding Material | Copper |
| Cone Material | Non Pressed Paper |
| Dust Cap Material | PPI |
| Surround Material | Foam |
| Basket Material | Steel |
| Basket Color/Finish | Matte Black |
| Magnet Material | Ferrite |
| Magnet Weight | 55 oz |
| Displacement Volume | 0.03 ft3 |
| THIELE & SMALL PARAMETERS | |
| Equivalent Volume | 5.74 L |
| Excursion (one way) | 18mm |
| Free Air Resonance | 40Hz |
| Mechanical Factor | 4.38 |
| Electrical Factor | 0.66 |
| Total Factor | 0.57 |
| Moving Mass | 112.72g |
| Compliance | 105.133 m/N |
| BL Factor | 6.67 |
| Voice Coil Inductance | .373.76m mH |
| Cone Area | 196 Cm2 |
| DC Resistance | 1.8 + 1.8 ohm |
| Efficiency Bandwidth Product | 60.6 |
| MEASUREMENTS | |
| Overall Diameter | 8.42” / 214mm |
| Overall Depth | 5.3” / 134mm |
| Front Mount Baffle Cutout | 7.24” / 184mm |
| Mounting Depth | 4.4” / 111.4mm |
| Motor Diameter | 5.7" / 145mm |

Box Info


Shipping
Free US shipping on orders over $200. Orders under $200 ship at the rate shown at checkout. Oversized items ship by freight; we confirm the quote with you first.
Shipping policyReturns
Return within 30 days of delivery. Opened items may carry an open-box fee of up to 30%, set by our QA team on inspection. Return shipping is paid by the customer.
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Tell us within 3 days of delivery with photos and we'll make it right, with no fee.
Contact usDS18 warranty
This product is covered by the manufacturer's warranty. We help you with the claim from start to finish.
Warranty detailsSupport from real people
Setup questions, compatibility, firmware: chat with a specialist or email info@silarius.com, Monday to Friday, 8am to 4pm ET.
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