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GRS 5PF-8 5-1/4" Paper Cone Foam Surround Woofer

GRSPart # 292-405
Model: 5PF-8
The GRS 5PF-8 5-1/4" woofers feature a poly-laminate coated cone and a foam surround. They are ideally suited for all sealed-box speaker applications.

Key Features

  • Perfect for use in sealed-box home theater and music systems
  • Poly-laminated paper cone, treated foam surround, and polymer dust cap
  • Smooth frequency response with minimal cone breakup
Your Price: $10.99
MSRP: $14.99
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Overview

GRS 5PF-8 5-1/4" Paper Cone Foam Surround Woofer

The GRS 5PF-8 5-1/4" woofers feature a poly-laminate coated cone and a foam surround. They are ideally suited for all sealed-box speaker applications. Thanks to their carefully optimized parameters, GRS 5PF-8 5-1/4" poly-laminated paper cone woofers offer a high degree of compatibility when used as replacement speakers—they also provide excellent performance in new projects, too.

Product Details

BrandGRS
Model5PF-8
Part Number292-405
UPC844632088452
Unit of MeasureEach
Weight1.15

Product Specifications

Nominal Diameter5-1/4"
Power Handling (RMS)90 Watts
Power Handling (MAX)180 Watts
Impedance8Ω
Frequency Response90 to 8,000Hz
Sensitivity85dB 2.83V/1m
Voice Coil Diameter1"

Thiele-Small Parameters

Resonant Frequency (Fs)162Hz
DC Resistance (Re)7.3Ω
Voice Coil Inductance (Le)0.5mH
Mechanical Q (Qms)5.96
Electromagnetic Q (Qes)3.09
Total Q (Qts)2.04
Compliance Equivalent Volume (Vas)0.05ft³
Mechanical Compliance of Suspension (Cms)0.16mm/N
BL Product (BL)3.8T·m
Diaphragm Mass Inc. Airload (Mms)6.1g
Maximum Linear Excursion (Xmax)2.5mm
Surface Area of Cone (Sd)75.2cm²

Materials of Construction

Cone MaterialTreated Paper
Surround MaterialFoam
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter5.0625"
Baffle Cutout Diameter4.75"
Depth2.3125"
# Mounting Holes4

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.18ft³
Sealed F390Hz

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