TCP115-8 4" Treated Paper Cone Midbass Woofer 8 Ohm

Quick Overview

With high excursion capabilities and low Fs, Dayton Audios TCP115-8 can produce a surprising amount of bass for a 4" woofer. In addition to its low frequency performance, this driver also performs very well through the midrange, making this driver ideal for use in smaller 2-way designs.

Product Highlights

  • Powerful motor for efficiency and compact enclosure
  • 1" diameter 4-layer voice coil improves power handling and low frequency response
  • Aluminum former keeps voice coil cool for high power handling
  • Extended pole piece creates symmetrical magnetic field for lower distortion
  • Cosmetic low-profile mounting flange looks good without flush mounting

Product Manuals / Spec Sheets / Downloads

Dayton Audio TCP115-8 Specification Sheet
Dayton Audio TCP115-8 Data Files

Buying Options

The TCP115-8 combines a large motor, 1" 4-layer voice coil, vented pole, and a sizable rubber surround to make use of its 4 mm of Xmax. This combination of features makes it a very versatile driver which can be used as a bass driver in a small 2-way system, center channel, or even portable Bluetooth speaker designs.

Model Number TCP115-8
Color Black
Unit of Measure Each
UPC 848791004971
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 2.33
Speaker Type Woofer
Nominal Diameter 4"
Power Handling (RMS) 40 watts
Power Handling (max) 80 watts
Continuous Program Power --
Impedance 8 ohms
Sensitivity 81.9 dB @ 2.83V/1m
Frequency Response

55 - 6

000 Hz

Voice Coil Diameter 1"
Magnet Weight --
DC Resistance (Re) 7.8 ohms
Voice Coil Inductance (Le) 1.9 mH
Resonant Frequency (Fs) 59.2 Hz
Mechanical Q (Qms) 2.3
Electromagnetic Q (Qes) 0.54
Total Q (Qts) 0.43
Diaphragm Mass Inc. Airload (Mms) 10.16 g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 0.71 mm/N
Surface Area Of Cone (Sd) 50 cm²
Volume of Displacement (Vd) --
BL Product (BL) 7.4 Tm
Compliance Equivalent Volume (Vas) 2.52 liters
Maximum Linear Excursion (Xmax) 4 mm
Drivers Mechanical Losses (Rms) --
Cone / Diaphragm Material Treated Paper
Entry / Exit Diameter --
Surround Material Rubber
Voice Coil Wire Material CCA
Voice Coil Former Aluminum
Basket/Frame Material Steel
Magnet Material Ferrite
Overall Outside Diameter 4.57"
Overall Depth 2.32"
Baffle Cutout Diameter 3.77
# Mounting Holes 4
Mounting Hole Diameter --
Bolt Circle Diameter 4.25"
Product Weight --
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