18 Inch Neodymium Professional Sound Audio Subwoofer Woofer Speaker

• Noise: <95dB
• Hi-Fi: Not Hi-Fi
• Activity: Passive
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: HDw-1816
• Operation Mode: Wire / Remote Control
• Speaker System: Mono
• Speaker Material: Metal
• Application: Commercial, Stage, Theater, Live Show
• Monitor: None
• THD: 0.005%-0.01%
• Sensitivity: 101 dB
• Voice Coil Diameter: 125mm / 5 Inch
• Voice Coil Material: Copper
• Basket: Cast Aluminium
• Frequency Range: 40.5-1.6K Hz
• Type: Subwoofer
• Magnet: Neodymium
• Transport Package: by Carton or as Your Requirement
• Specification: 18 inch Neodymium Speaker
• Trademark: OEM and ODM are both welcome
• Origin: China
• HS Code: 851829000
• Production Capacity: 2000pieces/Month
• Package Size: 50.00cm * 50.00cm * 24.00cm
• Package Gross Weight: 16.600kg

Product Description

18 Inch Neodymium Professional Sound  Audio Subwoofer  Woofer Speaker

Product main features:
- 18 inch PA speaker
- Ideal for subwoofer
-1000W RMS,101dB
- 5 inch voice coil, Neodymium magnet   
- Subwoofer is ideal for high quality professional bass reflex and bass horn systems

General Specifications
Nominal Diameter	460/18	mm/inch
Rated Impedance	8	ohm
Nominal Power handling	1000	Watts
Program Power	2000	Watts
Sensitivity(lw/lm)	101	dB
Frequency Range	40.5-1.6K	Hz
Minimum Impedance(Zmin)	5.6	ohm
Voice Coil Diameter	125/5	mm/inch
Voice Coil Material	copper
Number of layers	2(inside/outside)
Magnet gap depth	14	mm
Surround Shape	W-roll
Basket	Cast Aluminum
Magnet	Neodymium
Mounting Information
Overall Diameter	466	mm
Bolt Circle Diameter	445	mm
Baffle Cutout Diameter	422	mm
Overall Depth	211	mm
Net Weight	11.9	kg
Shipping weight	13.7	kg
Shipping Box	490*490*260	mm

Thiele-Small Parameters
Resonance frequency	FS	40.5	Hz
DC resistance	Re	5.6	ohm
Mechanical factor	Qms	8.98
Electrical factor	Qes	0.86
Total factor	Qts	0.79
Mechanical compliance	Cms	0.06	mm/N
Mechanical resistance	Rms	7.5	mech-ohm
of suspension losses
Effective Moving Mass	Mms	266.4	gr
Half-space efficiency	Eff	0.95	%
BL Factor	BL	21	T.m
Equivalent Cas air load	Vas	128	liters
Voice-coil inductance	Lelk	1	mH