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The 1400 series 12 is optimized for linear performance and versatility in medium size sealed and vented enclosures and infinite baffle alignments.
Fs 42.8 Hz Qms 8.146 Vas 35.55 l Cms 0.102 mm/N Mms 136.2 g Rms 4.997 kg/s Dia 251.000 mm Sd 494.809 cm² Qes 0.8289 Re 3.782 ohm Le 2.447 mH Z 40.95 ohm Bl 12.93 Tm Bl²/Re N²/W Qts 0.7523 no 0.3206 % SPL 87.16 dB EBPNominal Diameter 12in Overall Diameter 12.36in / 314mm Mounting Hole Diameter 11in / 279mm Bolt Hole Circle DiameterMotor Outer DiameterMounting Depth 5.39in / 137mm Required Pole Vent ClearanceDriver Displacement 0.06 cu ft / 1.78l Minimum Sealed Volume 1.25 cu ft / 35l net Minimum Vented Volume 2.00 cu ft / 56l net* Infinite Baffle Approved * Tune for desired response
Single trunk enclosure:

Dual trunk enclosure:

Single SUV enclosure:

Dual SUV enclosure:

Single truck enclosure:

Dual truck enclosure:

The above designs have been engineered for a "two tier" balance of compatibility: First, between the cabin acoustics of a sedan, hatchback and an SUV, and second, between the two available voice coil configurations, for a total of six balance points. This ensures a linear response and optimal power handling for listening purposes under most circumstances. Please visit our Enclosure Design Service page for custom designs.
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.


