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DP18-33A audio speaker 18 inch subwoofer

Description

DP18-33A audio speaker 18 inch subwoofer. AES Power Handing 1200W, Sensitivity 1W/1M 94dB, Frequency Range 36-1.7KHz.280mm Ferrite Ring magnet and 125mm voice coil. It is characterized by high power, high sensitivity, very smooth frequency response curve

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Form of Information

DP18-33A audio speaker 18 inch subwoofer

General Specifications
Nominal Diameter		464mm/18.18inch
Nominal Impedance		4Ω
AES Power Handing		1200W (AES)
Maximum Power		2400W
Sensitivity 1W/1M		94dB
Frequency Range		36-1.7kHZ
Voice Coil Diameter		125.4mm/4.9 inch
Windinig Material		Copper
Former Material		Glass Fibre
Winding Depth		30mm
surround material		Polycotton
surround Design		M-roll
Magnet	Φ280	Ferrite Ring
Thiele & Small Parameters
Resonance Frequency	Fs	36Hz
DC Resistance	Re	6.44Ω
Mechanical Factor	Qms	27.42
Electrical Factor	Qes	0.31
Total Factor	Qts	0.3
BL Factor	BL	47.75T.m
Effective Moving Mass	Mms	490.5g
Compliance	Cms	40uM/N
Equivalent Cas Air Load	Vas	85.6L
Effettive Piston Area	Sd	1225.42cm²
η(Eta Zero)	η0	1.20%
Mountiong & Shipping Information
Overall Diameter		464mm
Bolt circle diameter		444mm
Baffle Cutout Diameter		418mm
Depth		218mm
Net Weight		21.5KG

This is the size chart of the MR18-33A, which can better help you design and install the speaker:

MR18-33A 18-inch subwoofer speaker curve graph.

Company Introduction

Digital Power Group was founded in Shenzhen, China in 2005, we are a company specializing in the automotive modification industry. Have our own factories and professional R&D sales team. Pursue customizing high quality products and services for our customers.

Our company mainly produced for car speakers, car subwoofer, car crossover, car amplifier (specially for class D, class AB amplifier),car audio, car DVD GPS navigation car radio, car capacitor, car audio wire,alloy car wheels, car accessories etc.
We have our own AI and SMT & Wave workshop, 100% 4 hours aging test before final assembly. We have our own automatic glue machine to keep our quality.
Our products are sold to many countries like USA, Europe, Russian, Malaysia,Indonesia, South American, Turkey etc.
At Digital Power Group, we are technology driven and clients focused. We have a clear vision how to best serve our valued clients. We focus on OBM/ODM/OEM projects, Our mission is to provide the best solution with your in-vehicle electronics and automotive modification,as our experienced engineers are able to do any magic design as you want.

FAQ

Q1: How can i get a sample?

If you need some samples to test, we can make as per your request.

You should pay for the transportation freight of samples and our samples cost, while the samples cost can be refundable after you place the order. Thanks.

Q2: How much the transportation freight of samples?

The freight depends on the weight and packing size and your area.

Q3: Can you produce according to customers' design?

We mainly do the OEM/ODM service.

Q4: Is it OK to print my logo on the product?

Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q5: How to order?

Please send us your purchase order by mail or WhatsApp with below information:

1) Product information: Quantitiy, Model number, Specification.

2) Delivery time required.

3) Shipping information: Company name, Address, Phone number, Destination: seaport/airport.

4) Forwarder's contact details if you have.

Q6: OUR services

1. Any questions from you are welcome and will be replied in 24 working hours.

2. Experienced staff answer all your questions in fluent English.

3. Special discount and protection of sales area provided to our distributor.

4. Specialized in speakers over 17 years.

5. A team of designers and engineers are capable to create new items according to personal request.

6. Customized design is available.

Welcome OEM and ODM