Buyout Special
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4-1/2" Paper Cone Woofer 8 Ohm

Overview
Repair or build your own bookshelf, satellite, center channel or computer speakers using this 4" shielded woofer and save over 50% off the original retail price. Quantities are extremely limited on this Parts Express exclusive buyout!
Highlights
  • Pincushion frame for close center-to-center spacing
  • Shielded design for close placement to sensitive electronics
  • Works well in small sealed enclosures
Part # 
299-001
Weight: 1.8 lbs.  
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Product Details

4-1/2" Paper Cone Woofer 8 Ohm

This 4" shielded woofer with foam surround was designed for use in home theater speakers, and is great for use in sealed, compact enclosures as bookshelf, center channel, and satellite speakers. The shielded motor also makes this woofer a great candidate for computer speakers that are placed closely to sensitive electronics.

Alternatively, you can repurpose this woofer as a midrange/midbass speaker in larger 3-way cabinets. Save over 50% off the original retail price through this Parts Express exclusive buyout. Quantities are extremely limited, act fast!



Product Specifications
  • Nominal Diameter4-1/2"
  • Power Handling (RMS)25 Watts
  • Power Handling (max)50 Watts
  • Impedance8 ohms
  • Frequency Response100 to 8,000 Hz
  • Sensitivity80 dB 1W/1m
  • Voice Coil Diameter1"
Thiele-Small Parameters
  • Resonant Frequency (Fs)108 Hz
  • DC Resistance (Re)7.26 ohms
  • Voice Coil Inductance (Le)0.77 mH
  • Mechanical Q (Qms)3.95
  • Electromagnetic Q (Qes)2.79
  • Total Q (Qts)1.63
  • Compliance Equivalent Volume (Vas)0.05 ft.³
  • Maximum Linear Excursion (Xmax)2 mm
Materials of Construction
  • Cone MaterialPaper
  • Surround MaterialFoam
  • Voice Coil Wire MaterialCopper
  • Voice Coil FormerAluminum
  • Basket / Frame MaterialSteel
  • Magnet MaterialFerrite
Mounting Information
  • Overall Outside Diameter5" diagonally, edge to edge is 4.375"
  • Baffle Cutout Diameter4.125"
  • Depth2.5"
  • Bolt Circle Diameter4.75"
  • # Mounting Holes4
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume0.06 ft.³
  • Sealed F3102 Hz
  • Vented Volume0.8 ft.³
  • Vented F357 Hz
4-1/2" Paper Cone Woofer 8 Ohm
  • BrandFactory Buyouts
  • Part Number299-001
  • UPC848864012513
  • Product CategoryWoofers
  • Unit of MeasureEA
  • Weight1.8 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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in the Woofers product category.

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4-1/2" Paper Cone Woofer 8 Ohm

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4-1/2" Paper Cone Woofer 8 Ohm

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Part # 299-001
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