STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS
STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS
STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS
STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS
STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS
STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS
STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS
STRATO-15-D2 // 1250 Watts RMS 15 Inch Car Subwoofer - CT SOUNDS

STRATO-15 // 1250 Watts RMS 15 Inch Car Subwoofer

Regular price 24% OFF Before: $329.99 Sale pricePrice: $249.99
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$249.99
COIL CONFIGURATION
Details

The coveted Strato-15-D2 15 Inch Car Subwoofer provides a conservatively rated 1250 Watts RMS of sub-bass destruction. Can you handle the feeling of the Stratosphere in your car? The newest Strato-15 version utilizes a basket with increased spider landing space and was designed using competition mega foam surround, vastly improving the Xmax and excursion.

The subwoofer features a 3 inch - 4 layer high-temperature copper-clad aluminum voice coil, 170 oz double stacked Y35 grade ferrite magnet, die-cast aluminum basket, competition mega foam surround, dual round weaved copper tinsel leads, and a premium grade spider pack. Boasting a conservative rating of 1250 Watts RMS, this 15-inch subwoofer was engineered to savor the sonic euphoria that can only be achieved with a Strato Subwoofer.

Looking to fill in the lows with a little extra for show? You have come to the Stratosphere; bass around the clock because you’ll be the loudest on the block, the CT Sounds Strato 15 Inch Subwoofer adds the decibels without the added cash.

Quick Facts:
RMS Power: 1250 Watts
MAX Power: 2500 Watts
Voice Coil Configuration: Dual 2 Ohm
Push Terminal Size: 8 Gauge
Specs
General Specifications:
Product Type: Car Subwoofer
Subwoofer Size: 15"
Voice Coil Configuration: Dual 2 Ohm
RMS Power: 1250 Watts
MAX Power: 2500 Watts
Voice Coil Type: 3 Inch - 4 Layer High-Temperature CCAW Voice Coil
Magnet Type: Double Stacked Y35 Ferrite Magnet
Bottom Plate Type: Signature Chrome Low Carbon Iron Bottom Plate
Surround Type: Dual White Stitched Competition Mega Foam Surround
Cone Type: Composite Paper with 4% Carbon Fiber Reinforcement
Tinsel Lead Type: Dual Round Weaved Copper Tinsel Leads
Terminal Type: 8 Gauge Push Terminals
Basket Type: Cast Aluminum
Spider Material: Poly-Cotton + Nomex Blend
T/S Parameters:
Qes: 0.636
Qms: 6.67
Qts: 0.58
Fs: 28.2 Hz
Vas: 62.88 L
Mms: 464.22 g
Cms: 0.069 m/N
Re: 0.98 Ω
Bl: 11.26 Tm
Le: 0.756 mH
Sd: 804.25 cm²
Xmax - Single Way (mm): 15 mm
Xmax - Single Way (cm): 1.5 cm
Vd (Sd*Xmax): 1206.375 cm³
SPL: 87.48 dB
Box Specs
Subwoofer Measurements:
Cutout diameter 13.90"
Overall diameter 15.50"
Mounting depth 8.11"
Box Specifications:
Port Area 50 in 2
Displacement 0.24 ft 3
Flat Response Curve (SQ):
Sealed 3 ft 3
Ported 2.50 ft 3
Tuning Frequency 30 Hz
Boomer Response Curve (SPL):
Sealed  -
Ported 4 ft 3
Tuning Frequency 28 Hz

*Flat response curve (SQ) is geared towards people looking for responsiveness. This style box is loud on all frequencies, generates little impedance loss, and can utilize an amplifier rated at the same RMS as the subwoofer.

*Boomer response curve (SPL) is geared towards people looking for maximum loudness. This style box will be louder than the flat response curve at some frequencies, has a high impedance rise, and can utilize an amplifier rated at a slightly higher RMS than the subwoofer.

*Enclosure recommendations do not account for subwoofer, bracing, and port displacement.

Details

The coveted Strato-15-D4 15 Inch Car Subwoofer provides a conservatively rated 1250 Watts RMS of sub-bass destruction. Can you handle the feeling of the Stratosphere in your car? The newest Strato-15 version utilizes a basket with increased spider landing space and was designed using competition mega foam surround, vastly improving the Xmax and excursion.

The subwoofer features a 3 inch - 4 layer high-temperature copper-clad aluminum voice coil, 170 oz double stacked Y35 grade ferrite magnet, die-cast aluminum basket, competition mega foam surround, dual round weaved copper tinsel leads, and a premium grade spider pack. Boasting a conservative rating of 1250 Watts RMS, this 15-inch subwoofer was engineered to savor the sonic euphoria that can only be achieved with a Strato Subwoofer.

Looking to fill in the lows with a little extra for show? You have come to the Stratosphere; bass around the clock because you’ll be the loudest on the block, the CT Sounds Strato 15 Inch Subwoofer adds the decibels without the added cash.

Quick Facts:
RMS Power: 1250 Watts
MAX Power: 2500 Watts
Voice Coil Configuration: Dual 4 Ohm
Push Terminal Size: 8 Gauge
Specs
General Specifications:
Product Type: Car Subwoofer
Subwoofer Size: 15"
Voice Coil Configuration: Dual 4 Ohm
RMS Power: 1250 Watts
MAX Power: 2500 Watts
Voice Coil Type: 3 Inch - 4 Layer High-Temperature CCAW Voice Coil
Magnet Type: Double Stacked Y35 Ferrite Magnet
Bottom Plate Type: Signature Chrome Low Carbon Iron Bottom Plate
Surround Type: Dual White Stitched Competition Mega Foam Surround
Cone Type: Composite Paper with 4% Carbon Fiber Reinforcement
Tinsel Lead Type: Dual Round Weaved Copper Tinsel Leads
Terminal Type: 8 Gauge Push Terminals
Basket Type: Cast Aluminum
Spider Material: Poly-Cotton + Nomex Blend
T/S Parameters:
Qes: 0.712
Qms: 6.587
Qts: 0.643
Fs: 29.2 Hz
Vas: 61.44 L
Mms: 441.68 g
Cms: 0.067 m/N
Re: 1.63 Ω
Bl: 13.64 Tm
Le: 1.03 mH
Sd: 804.25 cm²
Xmax - Single Way (mm): 15 mm
Xmax - Single Way (cm): 1.5 cm
Vd (Sd*Xmax): 1206.375 cm³
SPL: 87.36 dB
Box Specs
Subwoofer Measurements:
Cutout diameter 13.90"
Overall diameter 15.50"
Mounting depth 8.11"
Box Specifications:
Port Area 50 in 2
Displacement 0.24 ft 3
Flat Response Curve (SQ):
Sealed 3 ft 3
Ported 2.50 ft 3
Tuning Frequency 30 Hz
Boomer Response Curve (SPL):
Sealed  -
Ported 4 ft 3
Tuning Frequency 28 Hz

*Flat response curve (SQ) is geared towards people looking for responsiveness. This style box is loud on all frequencies, generates little impedance loss, and can utilize an amplifier rated at the same RMS as the subwoofer.

*Boomer response curve (SPL) is geared towards people looking for maximum loudness. This style box will be louder than the flat response curve at some frequencies, has a high impedance rise, and can utilize an amplifier rated at a slightly higher RMS than the subwoofer.

*Enclosure recommendations do not account for subwoofer, bracing, and port displacement.

Wiring Calc.
Subwoofer Quantity     
Voice Coil Impedance  

Customer Reviews

Based on 18 reviews
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D
Darren (Oklahoma City, OK)
Great service

Service was prompt sub sounds great will definitely be using ct sounds again for future purchases thanks ct sounds

M
Michael G. (San Jose, CA)
Big Boom for your buck

I must say I am very impressed. Not only do they look good they sound just as good can’t wait for the breaking period to be over. I’m gonna rattle my car to pieces with these monsters.

A
Aaron F. (Miami, FL)
Loud with quality sound

I’ve only had the sub in for a few days but it’s already starting to break in. It’s sounding better and better every time i get in my car. Super impressed as this is my first CT product. Might do my highs with CT speakers next!

W
Warrick R. (Charlotte, NC)
Amazing product

Fast delivery, great quality, and great prices!

K
Keith T. (Chandler, AZ)
Best 15s I evere owned

These subs are BEAST point blank