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CLEARANCE Morel Ultimate UW 1258 12" Subwoofer

Morel
Part #297-132

CLEARANCE Morel Ultimate UW 1258 12" Subwoofer

Morel
Part #297-132  
Model: Ultimate UW 1258
And now…the Ultimate 12" subwoofer. Morel applied their years of experience and creative genius to produce a world-beating sub-bass driver.
Key Features
  • Uniflow&#153 aluminum diecast chassis
  • High-flux double ferrite magnet system
  • 5.1" Hexatech&#153 aluminum voice coil with 1-1/2" winding length
  • Very high Xmax for extended bass response
  • One piece paper cone/center dome
  • Accucenter&#153 self-centering cone assembly
  • PFS&#153 Progression Field Symmetry spider/surround engineering
60 Day No Hassle Return Policy

Overview

Morel Ultimate UW 1258 12" Subwoofer

And now…the Ultimate 12" subwoofer. Morel applied their years of experience and creative genius to produce a world-beating sub-bass driver. Extra-large diameter 5" voice coil, free-breathing cast frame, and symmetrical suspension system guarantee the ultimate in subwoofer performance.

Product Details

BrandMorel
ModelUltimate UW 1258
Part Number297-132
UPC844632070877
Unit of MeasureEach
Weight17

Product Specifications

Nominal Diameter12"
Power Handling (RMS)800 Watts
Power Handling (MAX)3000 Watts
Impedance8Ω
Frequency Response20 to 1,000Hz
Sensitivity87dB 2.83V/1m
Voice Coil Diameter5.1"

Thiele-Small Parameters

Resonant Frequency (Fs)21Hz
DC Resistance (Re)6.8Ω
Voice Coil Inductance (Le)1.33mH
Mechanical Q (Qms)1.88
Electromagnetic Q (Qes)0.56
Total Q (Qts)0.43
Compliance Equivalent Volume (Vas)4.89ft³
Mechanical Compliance of Suspension (Cms)0.44mm/N
BL Product (BL)13.67T·m
Diaphragm Mass Inc. Airload (Mms)105.49g
Maximum Linear Excursion (Xmax)12.5mm
Surface Area of Cone (Sd)437cm²

Materials of Construction

Cone MaterialPaper
Surround MaterialRubber
Voice Coil Wire MaterialAluminum
Voice Coil FormerAluminum
Basket / Frame MaterialCast Aluminum
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter12.01"
Baffle Cutout Diameter10.63"
Depth6.07"
# Mounting Holes6

Parts Express Staff Recommended Enclosure Volume

Sealed Volume1.55ft³
Sealed F339.6Hz
Vented Volume2.32ft³
Vented F323.5Hz

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