KS28 3200W High Power Bass Dual 18 Inch Professional Audio Stage Subwoofer for Live Show (1600480288888)

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Product Overview


KS28 3200W High Power Bass Dual 18 Inch Professional Audio Stage Subwoofer

Product Description

Neodymium Drivers
1. High Power/Energy
2. Lightweight
3. High Sensitive
4. High Efficiency
5. Well Balance Frequency Response

First Grade Birch Plywood
1. Multiple Thin Layers
2. Absence of Voids
3. High Rigidity and Rich Density
4. Durability

Polyurea paint
1. Durable
2. Impact Resistant
3. Reduce Noise and Vibration
4. Waterproof
5. Whether-resistant
6. Environmental Friendly

System elements:


KS28 3200W High Power Bass Dual 18 Inch Professional Audio Stage Subwoofer
2 x 18"
Low frequency limit (-10 dB)
25 Hz
Maximum SPL
143 dB
Nominal impedance
4 Ω
Weight (net)
79 kg
birch plywood
dark grey brown Pantone 426C
565x1351x719 mm

Sanway KS28 is an ideal companion to large format systems in stacked or flown deployments, it is designed to extend the frequency response of large format systems. With two 18’’direct radiating transducers mounted in a bass-reflex tuned enclosure, it can offer standard or cardioid directivity by combining physical deployment and the suitable preset, and delivers a high SPL with low distortion. The KS28 cabinet is made of birch plywood, weights 79kg, it can be stacked horizontally or vertically in standard or cardioid arrangements, up to 16 units in vertical arrays.

Key Feature:
1>. Long term RMS 3200W High-Power Subwoofer;
2>. 2x18" weather-resistant low frequency drivers;
3>. Usable in standard or cardioid configuration;
4>. Allow flying up to 16 subwoofers;
5>. Birch plywood cabinet constructure.

Real Factory Shoots:

Project and Reback

Company Profile

Manufacturing Technique

After-sales Service


Warranty Period
The warranty period is as follow :

Power Amplifiers--2 years
Powered Speaker Module--2 years
Line Array and Speakers--2 years

The warranty period will commence on the date of original purchase. The damage by human action or force majeure shall not be contained in the warranty scope .
Terms of Service
We don't provide spare parts for sample orders; for big order or regular orders, we will put some components of the amplifiers; diaphragms, recone kits and internal filters of speakers which may be damaged following delivery.

Within the warranty period, we'll be responsible for repair or replacement for any defected or damaged products free of charge .
But it is only for damaged components , if you want the complete boards for swap, you should pay.

For over service lifetime, we'll be responsible for repair and only charge for the replaced components.
Shipping Costs
The user should cover the shipping costs of sending replacement goods out for all valid warranty claims. The user should cover the shipping costs of returning the defective goods.

The user should cover the shipping costs for non-warranty service goods to and from Sanway Audio or an Authorized Service Representative.


1. Are you factory or trading company?
Sanway Professional Audio Equipment Co., Ltd. is a leading professional audio technology supplier. Based in Guangzhou, China, we are a manufacturer with over 16 years export experience. Through continuously offering top quality products and service since 2006, we've earned an enviable reputation both at home and abroad.
2. How and how long will it take to my country?
It depends on quantity and shipping methods of the order, express delivery and shipping by sea are optional. For small order, we can ship within 10 days after received payment.
For big order, we can ship within 15 to 25 days after receive deposit.
Please contact us for more details:)
3. Can I make the products with my own logo?
1>. Yes, we could provide OEM services to you, make your logo on the products and cartons. Please provide the pictures of your logo after confirm the order.
2>. For logo on amplifier, silk print logo is for free. If you need plastic logo sticker, MOQ of the logo is 100 pcs and should
pay for the logo.
3>. For logo on speakers or line array, Aluminum logo MOQ is 500 pcs and you should pay for the logo.
4. I have my own idea to the products, could you help and produce my own products?
Of course, ODM service is available to us. Please tell us your idea and demand, our experienced engineer would customize and develop the device for you. Without your authorization, we would not tell others we are your supplier, and we would not sell your products with our own brand.
5. Do you offer guarantee for products?
-- Yes, we provide 2 years warranty, and we have after-sales service partners in many countries, such as Germany; Netherlands; Belgium; Austria; Swiss; France; Spain; UK; Mexico; Russia and so on.
6. How to contact you?
-- In the below form, you can directly write your requirement, then click "Send" to email us or any other contact ways. We will respond you as soon as possible.

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