• Home
  • Eminence Kappa Pro 18LF2 Professional Low Frequency Woofer 8 Ohm

NEW Eminence Kappa Pro 18LF2 Professional Low Frequency Woofer 8 Ohm

Eminence SpeakerPart # 290-4630
Model: Kappa Pro-18LF2
11 Questions, 11 Answers or
The newest member of the renowned Kappa series, the Kappa Pro 18LF delivers powerful low frequency performance in a lightweight yet rugged cast aluminum frame. It's a versatile choice, whether used as a subwoofer in compact to mid-sized enclosures, a woofer in large three-way PA cabinets, or a high-output bass guitar speaker. With a program power rating of 1,600 watts, it’s well-suited for new cabinet builds or as a reliable upgrade for single and dual subwoofer setups.

Key Features

  • Handles 800W RMS / 1600W program power for high-output performance
  • 3″ copper voice coil wound on a Kapton former ensures thermal stability
  • Die-cast aluminum basket provides durability and reduces resonance
  • Treated paper cone with cloth edge offers smooth low-frequency response
  • Ferrite magnet motor supports high power handling and consistent performance
  • Frequency Response from 38 Hz to 700 Hz covers deep bass to upper bass
  • High sensitivity of 98 dB allows for loud output with less power
NEW $251.99
+ FREE SHIPPING
MSRP: $314.99
Save $63.00 (20%)
Bulk Pricing
In Stock
Get Notified When Available

We'll send you an email when Eminence Kappa Pro 18LF2 Professional Low Frequency Woofer 8 Ohm is back in stock or available for preorder.

Order in the next 1 hr 47 min to ship today. Details
Free Shipping available on orders over $99.00 in the US. Details
60 Day No Hassle Return Policy

Overview

Eminence Kappa Pro 18LF2 Professional Low Frequency Woofer 8 Ohm

Eminence Kappa Pro 18LF2 Professional Low Frequency Woofer 8 Ohm

The newest member of the renowned Kappa series, the Kappa Pro 18LF delivers powerful low frequency performance in a lightweight yet rugged cast aluminum frame. It's a versatile choice, whether used as a subwoofer in compact to mid-sized enclosures, a woofer in large three-way PA cabinets, or a high-output bass guitar speaker. With a program power rating of 1,600 watts, it’s well-suited for new cabinet builds or as a reliable upgrade for single and dual subwoofer setups.


Product Details

BrandEminence Speaker
ModelKappa Pro-18LF2
Part Number290-4630
UPC876358004805
Unit of MeasureEach
Weight26.35

Product Specifications

Nominal Diameter18"
Power Handling (RMS)800 Watts
Power Handling (MAX)1600 Watts
Impedance
Frequency Response38 to .7Hz
Sensitivity98dB 2.83V/1m
Voice Coil Diameter3"

Thiele-Small Parameters

Resonant Frequency (Fs)32Hz
DC Resistance (Re)5.39Ω
Voice Coil Inductance (Le)1.21mH
Mechanical Q (Qms)10.66
Electromagnetic Q (Qes)0.34
Total Q (Qts)0.33
Compliance Equivalent Volume (Vas)13.83ft³
Mechanical Compliance of Suspension (Cms)0.21mm/N
BL Product (BL)19.39T·m
Diaphragm Mass Inc. Airload (Mms)119g
Maximum Linear Excursion (Xmax)8mm
Surface Area of Cone (Sd)1159cm²

Materials of Construction

Cone MaterialPaper-Treated Paper
Voice Coil Wire MaterialCopper
Voice Coil FormerKapton® / Polyimide
Basket / Frame MaterialCast Aluminum
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter18"
Baffle Cutout Diameter16.58"
Depth8.15"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume2.7ft³
Sealed F378Hz
Vented Volume5.7ft³
Vented F348Hz

Specifications

Q&A

Reviews

Manuals & Resources

California Prop 65

WARNING: Cancer and Reproductive Harm

www.P65Warnings.ca.gov