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sundown audio
SUNDOWN AUDIO SA V2 18" (1250-watts Rms)-DVC-4OHM
$499.99
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SA v.2 18 Dual 4 ohm | 1250w RMS Version 2 Subwoofer
Since 2009, the Sundown SA series has been our most popular line. What better way to make a new version 2 than to upgrade everything? Using a larger, more powerful motor, Sundown Audio maintains the perfect balance of the original SA series while increasing the power handling to 1250-watts RMS.
- 1250 Watts RMS / 2500 Watts Peak
- Dual 2 or 4 ohm voice coils
- Vented magnetic gap & pole piece
- Aluminum 2.75” voice coil former for superior heat dissipation
-
Innovative high velocity, cast aluminum vented frame spacer ring
- Magnet ID faraday ring for smooth acoustic response
- High-temperature copper voice coil wire
- Spring-loaded terminals
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Stitched-on double “XL” tinsel leads
This SA-10/12/15 v.2 series is a top-down upgrade from the original SA series. The 2.75” coil punches way above its weight, outperforming many 3” coils without the adding weight & with the added advantage of a wider spider. We are able to perfectly balance the mass, motor force, and suspension stiffness for the intended power level.
The motor also features a large magnet shorting ring (faraday ring) to reduce distortion and deliver smoother response across the entire acoustic spectrum. The motor & coil setup is mated to an extremely robust multi-layer spider with fully tied-on & doubled-up “XL” tinsel leads. A competition-grade paper cone, strong foam surround, and cast aluminum frame are used to complete this masterpiece. On top of the ~19mm of one-way linear excursion we have an x-mech limit of 37mm one-way before coil bottom making it nearly "bottomless."
The 18" model features a larger diameter motor to drive the higher mass.
Specifications
| T/S SPECS | SAV2 18″ D2 | SAV2 18″ D4 |
|---|---|---|
| RE (Ohms) | 3.97 | 6.06 |
| FS (Hz) | 29.051 | 31.868 |
| VAS (L) | 114.234 | 106.964 |
| Qes | 0.424 | 0.458 |
| Qms | 3.052 | 2.853 |
| Qts | 0.372 | 0.395 |
| Le (mH) | 3.6326 | 4.7903 |
| BL (NA) | 32.523 | 38.159 |
| Mms (Grams) | 619.174 | 549.519 |
| Cms (uM/N) | 48.474 | 45.389 |
| Sens (dB @ 1w/1m) | 90.1 | 90.7 |
| Xmax | 19mm | 19mm |
Enclosure Specifications
| Sealed Enclosure | 3.5 cu ft |
| Ported Enclosure | 4.5 cu ft |
| Recommended Tuning | 35Hz |
| Recommended Port Area | 64 sq in |
| Displacement | 0.2 cu ft |
| Depth | 10.125" |
| Outside Diameter | 18.62" |
| Cut-Out | 16.69″ |
30-Day Return Policy
At Fuego Bass Shop, we want you to be fully satisfied with your purchase. You can return most products within 30 days of delivery for a refund or exchange.
Please note: Any returns with physical damage or missing original packaging may incur a deduction.
Restocking Fee: A 15% restocking fee will be deducted from your refund to cover handling and restocking.
Refunds will be processed to your original payment method within 5–7 business days after we receive and inspect the returned item.
We ship within the United States (excludes recipients in Alaska, Hawaii, Puerto Rico, U.S. Virgin Islands, and Guam).
At Fuego Bass Shop, we understand the thrill of receiving your car audio equipment quickly. Our shipping process is designed to ensure your order arrives safe, fast, and ready to pump bass.
Most orders are processed within 1–2 business days. Standard shipping usually takes 3–7 business days depending on your location. Expedited shipping is available for select items during checkout.
Once your order is shipped, you will receive a tracking number via email so you can follow your gear every step of the way. Our packaging is designed to protect high-performance audio equipment from bumps, vibrations, and shocks during transit.
Please note: Delivery times may vary during holidays, promotions, or due to carrier delays. We highly recommend verifying your shipping address before completing checkout to avoid delays.
If you have any questions about your shipment or need assistance, our support team is ready to help. We want your experience with Fuego Bass Shop to be as powerful and smooth as our bass systems!
