How much power does the X12 v.3 need?

It is rated at 2500W RMS, so plan on a 2500W-class amp and the electrical upgrades to feed it. Running it well under that wastes its potential.

What size enclosure does it want?

It is designed for large vented or bandpass boxes tuned low. It is not suited to small sealed enclosures or stock locations.

What is the difference from the Z v.5?

Sundown rates the X v.3 motor force at about 85% of the previous Z v.5 generation. The X v.3 is the cheaper entry into the ultra-high-excursion platform.

Is it a dual voice coil sub?

Yes, it is a DVC model, so you can wire the coils in parallel or series to match your amp's impedance.

Can I use it as a stock replacement?

No. Its deep excursion, large motor and enclosure needs make it a build-specific sub, not a drop-in upgrade.

The subwoofer itself. Wiring, enclosure and amplification are separate purchases.

What do buyers say about the Sundown Audio X12 v.3 12" 2500W RMS Subwoofer DVC?

Rated 5 out of 5 from 3 ratings.

Where can I buy the Sundown Audio X12 v.3 12" 2500W RMS Subwoofer DVC?

11 stores we checked sell it, including My Store, Hi-Tech Car Audio, Explosive Powersports, Sundown Audio, Walmart.

Sundown Audio X12 v.3 12" 2500W RMS Subwoofer DVC

Q: Where is the Sundown Audio X12 v.3 12" 2500W RMS Subwoofer DVC cheapest?

At My Store, for $594.99, 20% under what the other stores charge, as of our latest check.

Best price now

$594.99at My StoreChecked 5 h ago

20% under what the other stores charge

Compared across 11 stores. Prices are checked against each store and labelled with when.

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What reviewers say

Owners treat the X v.3 as a strong step up in output for the money, with the coil and motor taking abuse in daily and SPL use. Most complaints center on the space and power it demands rather than its sound.

What people mention

OutputPraisedOwners say it plays very loud for its class and rewards a big ported box.
Power handlingPraisedThe 3-inch flat aluminum coil is reported to take heavy power without complaint.
BuildPraisedThe cast frame and triple-stacked motor are described as solid and well made.
ValuePraisedBuyers see it as close to Z-series performance for less.
Enclosure sizeCriticisedIt needs a large box, which limits where it fits.
Power demandsMixedIt wants a strong electrical system and a big amp to give its best.

About the Sundown Audio X12 v.3 12" 2500W RMS Subwoofer DVC

The Sundown Audio X12 v.3 is a 12-inch dual voice coil (DVC) subwoofer from the X v.3 series, the entry point to Sundown Audio's ultra-high excursion suspension and frame designs. The frame is custom tooled and patented (US Patent Numbers D691596, D691597, D691598 and D741841).

The motor is a triple stacked structure 225 mm (8.86") in diameter, with a hyper-extended pole and extreme clearances. It allows up to 4" peak-to-peak travel before mechanical bottom. It drives a 3" diameter, 4-layer flat aluminum coil wound on a thick aluminum former. This is the same coil design used in the NS v.3 and Z v.5 series. The coil and updated motor bring motor force to about 85% of the previous-generation Z v.5 series.

The X v.3 series is designed for low-frequency use in small ported boxes. Its linear suspension aims for deep bass extension in a small enclosure with very low distortion. It works in the small enclosures typically used for Sundown Audio subwoofers. It also tolerates enclosures up to about 50% larger for more low-end extension.

Size

12"

Voice coil

Dual voice coil (DVC)

Coil

3" diameter, 4-layer flat aluminum on a thick aluminum former

Motor

Triple stacked, 225 mm (8.86") diameter, hyper-extended pole

Xmax

30 mm one-way by 70% BL

Travel

Up to 4" peak-to-peak before mechanical bottom