free shipping at parts express

Goldwood GW-S525/4 5-1/4" Poly Cone Woofer 4 Ohm

Brand:|Model: GW-S525/4|Part # 290-301


These silver polymer cone woofers feature a cosmetic stamped steel frame, vented and bumped back plate, and high-quality rubber surround. The relatively shallow profile, polymer construction, and T/S parameters make them great for sealed, free air, or in wall use.
In Stock
Your Price
$14.38
Buy 4+$12.47
Part # 290-301
Highlights
  • Cosmetic frame looks good without countersinking
  • Bumped back plate increases mechanical excursion
  • Poly cone and rubber surround is ideal for harsh environments
  • Vented pole piece improves power handling




Product Details

Goldwood GW-S525/4 5-1/4" Poly Cone Woofer 4 Ohm

These silver polymer cone woofers feature a cosmetic stamped steel frame, vented and bumped back plate, and high-quality rubber surround. The relatively shallow profile, polymer construction, and T/S parameters make them great for sealed, free air, or in wall use.



Product Specifications
  • Nominal Diameter5-1/2"
  • Power Handling (RMS)70 Watts
  • Power Handling (max)130 Watts
  • Impedance4 ohms
  • Frequency Response50 to 5,500 Hz
  • Sensitivity86.9 dB 2.83V/1m
  • Voice Coil Diameter1"
  • Magnet Weight15 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs)72.9 Hz
  • DC Resistance (Re)3.6 ohms
  • Voice Coil Inductance (Le)0.3 mH
  • Mechanical Q (Qms)3.79
  • Electromagnetic Q (Qes)1.15
  • Total Q (Qts)0.88
  • Compliance Equivalent Volume (Vas)0.15 ft.³
  • Mechanical Compliance of Suspension (Cms)0.45 mm/N
  • BL Product (BL)3.9 Tm
  • Diaphragm Mass Inc. Airload (Mms)10.5g
  • Maximum Linear Excursion (Xmax)2 mm
  • Surface Area of Cone (Sd)82.29 cm²
Materials of Construction
  • Cone MaterialPoly
  • Surround MaterialRubber
  • Basket / Frame MaterialSteel
  • Magnet MaterialFerrite
Mounting Information
  • Overall Outside Diameter5.6875"
  • Baffle Cutout Diameter4.4375"
  • Depth2.25"
  • # Mounting Holes4
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume0.23 ft.³
  • Sealed F377 Hz
  • Vented Volume0.7 ft.³
  • Vented F342 Hz
Goldwood GW-S525/4 5-1/4" Poly Cone Woofer 4 Ohm
  • BrandGoldwood
  • ModelGW-S525/4
  • Part Number290-301
  • UPC643420100495
  • Product CategoryWoofers
  • Unit of MeasureEA
  • Product Rating
    (13 Reviews)
  • Weight1.6 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.

View similar products to the Goldwood GW-S525/4 5-1/4" Poly Cone Woofer 4 Ohm
in the Woofers product category.

Reviews

Goldwood GW-S525/4 5-1/4" Poly Cone Woofer 4 Ohm

Product Q&A

Get your questions answered from other customers
who own this product or have experience with it.
If your question requires design or troubleshooting information,
please email tech@parts-express.com  for a prompt reply.
Goldwood GW-S525/4 5-1/4" Poly Cone Woofer 4 Ohm
Parts Express FacebookParts Express TwitterParts Express YouTubeParts Express PinterestParts Express SpotifyParts Express Instagram
Host-Name:ZNODE1
Live Chat Software