18 Inch Neodymium Subwoofer 4.5′′vc Active/Passive Line Array System 18′′ Speaker OEM

Product Description

18DS115 18'' Speaker 4.5''VC Active/Passive Line Array System 18 inch Subwoofer OEM Applicable use Use for pro DJ speakers, pro PA speakers, pro karaoke speakers, live sound speakers, fixed installation speakers, studio monitors and home audio speakers. Product Paramenters

SPECIFICATIONS
TYPE	ND SUBWOOFER
Nominal Diameter	460/18	mm/in
Rated impedance	8	ohm
Minimum Impedance	7.8	ohm
AES Power Handing	1700	Watts
Peak Power Handing	3400	Watts
Sensitivity	95	dB
Frequency Range	35-1000	Hz
Voice Coil Diameter	116/4.5	mm/in
Winding Material	Aluminium
Former Material	Glass Fibre
Winding Depth	41/1.57	mm/in
Megnetic Gap Depth	14/0.55	mm/in
Megnetic Material	Neodymium Inside Slug

THIELE & SMALL PARAMETERS
Resonance frequency	Fs	35	Hz
Dc resistance	Re	4.8	ohm
Mechanical factor	Qms	6.8
Electrical factor	Qes	0.27
Total factor	Qts	0.26
BL factor	Bl	35	T.M
Effective Moving mass	Mms	324	g
Effective Cas air load	Vas	122	liters
Effective piston area	Sd	1190	cm2
Inductance	L1kHz	3.6	mh
Max linear excursion	Xmax	±17	mm
	EBP	129	Hz

MOUNTING AND SHIPPING
Overall Diameter	460/18	mm/in
Bolt Circle Diameter	443/17.4	mm/in
Mount Baffle Cut-out	420/16.5	mm/in
Speaker Depth	255/10.03	mm/in
Flange And Gasket Thickness	18/0.71	mm/in
N.W.(1pc)	12.4	kg
G.W. (1 pcs)	16.3	kg
Shipping Size (1pcs)	540x520x350 mm	21.2x20.5x13.7 in

Details Images
Cone - Made from Polypropylene, The 18 inch subwoofer provides a resilient and durable material that can offer great sound and long-lasting woofers. Basket - The stamped basket offers a strong and rigid platform allowing the listener to hear clean and clear music output.
Welcome to CONTACT US
Company Introduction

Why choose us Have a product development and design team
Our R&D personnel have 20 years of design and development experience
Development assistance software: FINEMOTER, LMS, CLIO, COMSOL
TJ Audio Speakers is favored and recognized by customers for its high-quality products and beautiful prices. We look forward to receiving your inquiries! Customer Case
FAQ
Q1: How can I get sample?
A: If you need a sample test, please contact us. We will make it according to your requirements. But you may need to pay the sample fee and its shipping fee. Q2: How much is the shipping cost for samples?
A: Different sample have different weights and packaging sizes. Please contact us for details.
Q3: Can I print my logo on the product and packaging?
A: Of course you can. Just need you to send us your logo design and authorization documents, we will make it on the product and packaging according to your request for your confirmation.
Q4: Can you produce according to customer's design?
A: Yes. We mainly do OEM/ODM services.
Q5: How are your products packaged?
A: Generally, we pack in white boxes and brown cartons.
Q6: How to strictly control the quality of products?
A: We have strict quality control on products from raw materials to production process, and all products are tested before leaving the factory. Packing&Shipping
Packing: 1)Neutral Packing 2)Strong Carton 3)Reinforce the edge with hard paper 4)Put into another shipping carton Shipping: 1Ocean Transport 2Air Transport 3Rail Transport 4Road Transport 5International Express

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