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CT Sounds

CT Sounds TROPO-8 8" 400W RMS Car Subwoofer

$98.99
$110.99
11% Off
SKU: TROPO-8
UPC: 718117752483
Condition: New
Availability: Usually Ships in 1-2 Days
Shipping: Calculated at Checkout
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Descriptions

About: CT Sounds TROPO-8 8" 400W RMS Car Subwoofer

Built to bring you the bass you need without breaking the bank you love, the CT Sounds Tropo 8 Inch 400W RMS Car Subwoofer allows you to peer into the atmospheric pressure CT Sounds subwoofers are capable of. Whether you want to fill in the lows in your stereo or drive the neighbours up a wall; the CT Sounds Tropo 8 is the perfect match.

The subwoofer features a 2 inch - 4 layer high-temperature copper voice coil, double slug Y30 grade optimized motor, stamped steel basket, flexible high foam surround, dual round weaved copper tinsel leads, and a premium grade spider pack. Boasting a conservative rating of 400 Watts RMS, this 8-inch subwoofer was engineered to be a harmonious combination of price and performance without a compromise on quality.

Looking to show your friends what real bass sounds like? You have come to the Troposphere; bass yourself seven miles up in the atmosphere with explosive sound pressure, the CT Sounds Tropo 8 Inch Subwoofer fills in the bass missing from your current stereo.

Product Highlights: 

  • RMS Power: 400 Watts
  • MAX Power: 800 Watts
  • Voice Coil Configuration: Dual 2 Ohm (D2) or Dual 4 Ohm (D4)
  • Push Terminal Size: 12 Gauge

Specifications:

  • Product Type: Car Subwoofer
  • Subwoofer Size: 8"
  • Voice Coil Configuration: Dual 2 Ohm (D2) or Dual 4 Ohm (D4)
  • RMS Power: 400 Watts
  • MAX Power: 800 Watts
  • Voice Coil Type: 2 Inch - 4 Layer High-Temperature Copper Voice Coil
  • Magnet Type: Double Stacked Y30 Ferrite Magnet
  • Bottom Plate Type: Signature Chrome Low Carbon Iron Bottom Plate
  • Surround Type: Dual White Stitched High Narrow Foam Surround
  • Cone Type: Composite Paper with 3% Carbon Fiber Reinforcement
  • Tinsel Lead Type: Dual Round Weaved Copper Tinsel Leads
  • Terminal Type: 12 Gauge Push Terminals
  • Basket Type: Stamped Steel
  • Spider Material: Poly-Cotton Blend

Thiele & Small Parameters 

D2

D4

Electrical Factor (Qes) 0.532 0.582
Mechanical Factor (Qms) 3.37 3.467
Total Factor (Qts) 0.459 0.499
Free Air Resonance (Fs) 45 Hz 42.6 Hz
Equivalent Volume (Vas) 6.961 L 8.178 L
Mechanical Mass (Mms) 90.461 g 86.271 g
Mechanical Compliance (Cms) 0.1377 m/N 0.1618 m/N
DC Resistance (Re) 4 Ω 6.4 Ω
BL Factor (BL) 13.885 Tm 15.932 Tm
Cone Area (Sd) 188.692 cm² 188.69 cm²
Excursion (one way) (Xmax) 8.5 mm 8.5 mm
Sensitivity (SPL) 84.7 dB 84.2 dB

Subwoofer Measurements: 

  • Cutout diameter: 7.2"
  • Overall diameter: 8.46"
  • Mounting depth: 4.8"

Box Specifications:

  • Port Area: 12 in2
  • Displacement: 0.07 ft3

Flat Response Curve (SQ):

  • Sealed: 0.3 ft3
  • Ported: 0.4 ft3
  • Tuning Frequency: 38 Hz

Boomer Response Curve (SPL):

  • Sealed: N/A
  • Ported: 0.7 ft3
  • Tuning Frequency: 42 Hz

Notes: 

  • 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.

Most products include a limited one year manufacturer’s warranty covering defects in materials and workmanship under normal use. Warranty coverage does not apply to improper installation, misuse, or damage caused by operation outside manufacturer specifications. For complete warranty terms, exclusions, and claim procedures, please visit our full Warranty Policy page.

Most products include a limited one year manufacturer’s warranty covering defects in materials and workmanship under normal use. Warranty coverage does not apply to improper installation, misuse, or damage caused by operation outside manufacturer specifications. For complete warranty terms, exclusions, and claim procedures, please visit our full Warranty Policy page.

Fast shipping across Canada from our Toronto warehouse. Most orders ship within 1–2 business days. Shipping costs and delivery estimates are calculated at checkout. Returns are accepted on eligible items that are unused and in original packaging within our return period. For full details, please view our Shipping Policy and Returns & Exchanges Policy.

Please note that final sale, clearance, open-box, and refurbished items are not eligible for returns or refunds. These items may only be covered under their respective warranty or exchange terms where applicable. For full details regarding open-box items, please review our Open Box Policy.

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