The Sound Town STLF-18500A is an 18” replacement driver for high power subwoofer cabinets. It is compatible with Sound Town subwoofers and compatible with other brand speakers with an 18” high-power subwoofer. The subwoofer comes with an 8-ohm impedance and has a frequency range of 32-2K Hz with a sensitivity of 108dB. It has a built-in cast aluminum chassis with 5” voice coil and 200 oz magnet. It has a paper cone with cloth edge. With 1000W RMS power handling capability, the STLF-18500A delivers a massive and deep bass and makes a great replacement woofer for your 18-inch high power subwoofer cabinets.

FEATURES

18” cast aluminum frame
5” voice coil and 200-oz magnet produces superb bass sound
1000W RMS power handling capability

SPECIFICATIONS

Sound Town STLF-18500A 18" Cast Aluminum Frame High-Power Raw Woofer Speaker, 1000 Watts Pro Audio PA DJ Replacement Subwoofer Low Frequency Driver - size dimensions

Details

Model	STLF-18500A	Resonance	32Hz
Nominal Basket Diameter	18"	Frequency Response	32Hz-800Hz
Nominal Impedance	8Ω	Sensitivity	99±3dB
Power Rating	1000W RMS	Magnet Weight	200 OZ
Peak Power	2000W Peak	Voice Coil Diameter	5.0" VC

Thiele & Small Parameters

Resonant Frequency (fs)	32Hz	Compliance Equivalent Volume (Vas)	221.8 Ltr
DC Resistance (Re)	7.2Ω	Mechanical Compliance of Suspension (Cms)	182.97 mm/N
Mechanical Q (Qms)	7.15	BL Product (BL)	23.78 Tm
Electromagnetic Q (Qes)	0.29	Diaphragm Mass Inc. Airload (MMs)	128.19 g
Total Q (Qts)	0.28	Surface Area of Cone (Sd)	924.0 cm2

Mounting Information

Overall Diameter	18.3", 465 mm	Mounting Holes Diameter	8-0.24", 8-6 mm
Depth	8.3", 211 mm	Net Weight	40.4 lbs, 18.3 kg
Baffle Hole Diameter	16.97", 430 mm	Shipping Weight	43.8 lbs, 19.9 kg
Installation Position Diameter	17.52", 445 mm

Materials of Construction

Coil Construction	Round Copper	Cone Composition	Paper Cone
Coil Former	Aluminum	Cone Edge Composition	Cloth Edge
Magnet Composition	Ferrite	Dust Cap Composition	Paper Cap
Basket Materials	Die Cast Aluminum

Dimension & Weight

Product Width (in.)	∅18.2"	Package Width (in.)	20.9"
Product Height (in.)	--"	Package Height (in.)	11.0"
Product Depth (in.)	8.3"	Package Depth (in.)	20.9"
Product Weight (lb.)	40.4 lbs	Package Weight (lb.)	43.8 lbs

Warranty/Certifications

Manufacturer Warranty

1 year

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STLF-18500A Brochures

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