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Specification
AssemblyInstructions : A document or text file provided with the product at the time of delivery, containing detailed instructions on how to assemble the subwoofers and the enclosure.
AudioDriverSize : 15 inches
AudioDriverType : dynamic_driver
AudioOutputMode : Surround
Brand : Sundown Audio
BulletPoint : Compatible with 2007-2013 Chevy Silverado Ext Cab Truck Harmony R124 Dual 12" Sub Box & CXA400.1 - Brand New
BulletPoint1 : The SA series was designed to be an excellent sounding subwoofer that is equally at home sealed or ported. We feel that the SA series is one of the best woofers available in it's price category and will satisfy the needs of a wide variety of users ranging from bass-heads to audiophiles!
BulletPoint2 : The SA series is also gaining popularity in SPL competitions due to their excellent voice coil cooling and rugged, durable constructions with several customers achieving output well over 150 dB!
BulletPoint3 : Competition Grade Pressed Paper Cone
BulletPoint4 : High Roll Foam Surround / Advanced Air Flow Cooling System
BulletPoint5 : Frequency Response: 30 - 500Hz / Sensitivity: 87 dB
BulletPoint6 : Round Shape PP Vacuum Dust Cap
BulletPoint7 : 10mm Top Plate
Color : Black
Color1 : Red
Color2 : Black
CompatibilityOptions : Car / Truck
CompatibleDevices : Television, Projector, Desktop, Laptop
CompatibleDevices1 : Smartphone
CompatibleDevices2 : Laptop
CompatibleDevices3 : Television
CompatibleWithVehicleType : Car
ConnectivityProtocol : RCA, Speaker Wire
ConnectivityTechnology : RCA or speaker wire
ControllerType : ring
ControlMethod : touch
CustomerPackageType : FFP
ExternallyAssignedProductIdentifier : 8654019360956
ExternallyAssignedProductIdentifier1 : 623169611056
ExternallyAssignedProductIdentifier2 : 0623169611056
ExternallyAssignedProductIdentifier3 : 00623169611056
ExternallyAssignedProductIdentifier4 : 0080687324705
ExternallyAssignedProductIdentifier5 : 0062639284138
ExternallyAssignedProductIdentifier6 : 0780687324704
ExternallyAssignedProductIdentifier7 : 00780687324704
FrequencyResponse : 36.95 hertz
Hazmat1 : MAGNETIZED MATERIAL
Hazmat10 : DE_NoAir
Hazmat11 : EG_NoAir
Hazmat12 : ES_NoAir
Hazmat13 : FR_NoAir
Hazmat14 : GB_NoAir
Hazmat15 : IE_NoAir
Hazmat16 : IN_MagnetizedMaterial
Hazmat17 : IT_NoAir
Hazmat18 : JP_NoAir
Hazmat19 : MX_MagnetizedMaterial
Hazmat2 : UN2807
Hazmat20 : NL_NoAir
Hazmat21 : PL_NoAir
Hazmat22 : SA_NoAir
Hazmat23 : SE_NoAir
Hazmat24 : SG_NoAir
Hazmat25 : TR_NoAir
Hazmat26 : US_MagnetizedMaterial
Hazmat27 : ZA_NoAir
Hazmat3 : 9
Hazmat4 : AE_NoAir
Hazmat5 : AU_NoAir
Hazmat6 : BE_NoAir
Hazmat7 : BR_MagnetizedMaterial
Hazmat8 : CA_MagnetizedMaterial
Hazmat9 : CN_MagnetizedMaterial
Impedance : 7.75 ohm
IncludedComponents : Subwoofer
IsWaterproof : FALSE
ItemName : Sundown Audio SA-15 Classic D2 15" 750 Watts Dual 2-Ohm SA Series Subwoofer
ItemPackageDimensions_Height : 33.7058 centimeters
ItemPackageDimensions_Length : 22.1996 centimeters
ItemPackageDimensions_Width : 33.401 centimeters
ItemPackageQuantity : 1
ItemTypeKeyword : vehicle-subwoofers
Manufacturer : Sundown Audio
Material : Aluminum
ModelName : SA 15
ModelNumber : SA-15 Rev.3 D2
MountingType : Flush Mount
NumberOfCircuits : 1
NumberOfItems : 1
NumberOfPowerLevels : 1
PackageLevel : unit
PartNumber : SA-15 Rev.3 D2
PowerSourceType : Corded Electric
ProcessorCount : 2
ProductDescription : SA-15 D2 Classic | Sundown Audio 15" 750W Dual 2-Ohm SA Series Subwoofer

FEATURES:

RE (ohms): 4.61
FS (Hz): 34.88
Vas (L): 54.69
Qes: 0.72
Qms: 6.52
Qts: 0.65
Le (mH): 3.39
BL (NA): 21.76
Mms (Grams): 338
Cms (uM/N): 61.42
Sens (1w/1m): 86.81
Cutout Diameter: 14 1/8"
Mounting Depth: 7 1/2"
Overall Diameter w/ Gasket: 15 5/8"
Displacement: 0.17ft^3
RMS: 750 Watts
19.0mm X‐Max by 70% BL method one‐way (38.0mm peak to peak)
Thick black anodized aluminum voice coil formers for maximum strength and heat dissipation
4‐layer copper high temperature voice coil windings with 45mm winding length
Double layer permanently bonded high strength Nomex spider pack for maximum longevity and durability
Thick flat tinsel lead wires tied down to the spider to prevent lead noise and breakage
Custom tooled triple joint support ring
Custom tooled frame spacer / ventilation ring
High efficiency air‐flow management integrated into the motor for maximum voice coil cooling
Dual Aluminum Faraday rings for reduced inductance and inductive distortion (pole cap and magnet ID)
Two‐Year Warranty against defects in materials and workmanship

Box Recommendations::

SPECIFICATIONS:

DC Resistance (Re) Ω 7.75
Resonance Frequency (Fs) Hz 36.95
Equivalent Volume (Vas) L 52.35
Electrical Q Factor (Qes)
0.85
Mechanical Q Factor (Qms)
6.63
Total Q Factor (Qts)
0.75
Voice Coil Inductance (Le) mH 4.98
Force Factor (BL) NA 25.87
Moving Mass (incl. Air Load) (Mms) g 315
Suspension Compliance (Cms) mm/N 58.8
Sensitivity 1w / 1m 86.68 dB
Sealed Enclosure Suggestion cu. ft. 2.5
Ported Enclosure Suggestion cu. ft. 3 - 4 @ 35Hz
Displacement cu. ft. 0.17
Depth in 7.5
Outside Diameter in 15.625
Cutout in 14.125

ProductSiteLaunchDate : 2016-09-30T23:42:21.393Z
RecommendedUsesForProduct : For Surround Sound Systems
SeriesNumber : 6
SignalToNoiseRatio : 80 decibels
Size : TKO104 - 10" D4 Ω 600 Watts
SpeakerSize : 15 inches
SpeakersMaximumOutputPower : 750 watts
SpeakerSystemClass : 1-way
SpeakerType : Subwoofer
SpeakerType1 : Subwoofer
SpeakerType2 : Surround Sound
SpecificUsesForProduct : car audio systems
Style : Sporty, Modern
SupplierDeclaredDgHzRegulation : not_applicable
SurroundSoundChannelConfiguration : 2.0
TargetGender : unisex
TotalHarmonicDistortion : 87.9 decibels
UnitCount : 2
UnspscCode : 52161500
VehicleSpeakerSize : 15 inch
VoiceCoilDescription : Single Voice Coil
WarrantyDescription : 1 year
WarrantyType : Limited
Wattage : 2000 watts