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1U Stereo 4CH*1800W Digital Power Amplifiers Class D for line array subwoofer

  • 1 Pieces
  • 2-4 Pieces
  • >=5 Pieces
4ch 1800W Power Amplifier
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0piecesselected, US $in total
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Shipping fee:
Depends on the order quantity.
Lead Time:
3 day(s) after payment received
Customized logo (Min. Order: 50 Pieces)
Customized packaging (Min. Order: 50 Pieces)


Graphic customization (Min. Order: 50 Pieces) Less
Samples: $529.00 /Piece, 1 Piece (Min. Order): Buy Samples
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Samples - $529.00 /Piece, 1 Piece (Min. Order): Buy Samples
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Quick Details
Place of Origin:
Guangdong, China
Brand Name:
Model Number:
Frequency Range (Hz):
Dimension (L x W x H):
2.5 Ohm Stereo Power:
4 Ohm Stereo Power:
8 Ohm Stereo Power:
Power Amplifier
3.9 kg
Total Harmonic Distortion:
Damping Factor:
Input Sensitivity:
90-264V DC to 200Hz

Packaging & Delivery

Selling Units:
Single item
Single package size: 
54X23X8 cm
Single gross weight:
5.000 kg
Package Type:
Carton box Individual package: inner box: 54*23*7.8cm, Master carton box: 55*37.5*27CM, N.W.: 18KGS, G.W.: 19KGS
Picture Example:
Lead Time :
Quantity(Pieces) 1 - 1 2 - 20 21 - 50 >50
Est. Time(days) 3 7 15 To be negotiated
Video Description
Product Description

Lightest,Clean,Simple,Just Gain

Amplifier features
*90-264VAC Global Power Supply. 
*Purifying Ground and Signal Source Noise.
*Direct Energy Amplifying. *Zero Distortion Power Control.
*Dual Reactor Phase Shift Control.
*Dynamic Energy Recycling. 
*Overheat and Clip Soft Protection.

1.Overload Protection
All this series amplifiers has output current protection.
Output current will be limited when exceeds the allowed maximum value.
When a channel of a amplifier output current exceed the allowed maximum value (For example,Short circuit). In this case, the amplifier itself will be disabled (mute) for 1000ms. 
Amplifier will restart after the short circuit back to normal. 
2.Input Voltage Protection
When input voltage is higher than the upper limit or lower than the lowest limit, PSU will enter protect mode and cut off the power supply.
3.Temperature Protection
Complete temperature protection sampling. Monitor both PSU and amplifier simultaneously.
Output power will limit when the temperature of the heatsink higher than limit value. Output will cut off when temperature higher than the protect value. Amplifier will restart when temperature return to normal.

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Company Introduction
1. Q: Are you a factory or trading company?
A: We are a manufacturer (with our own factory) since 2008, with over 20 years experience powerful R&D team.

2. Q: What's your payment term?
A: We can accept T/T, Western Union, Paypal and L/C.( 30% deposit in advance, 70% balance before delivering).

3. Q: What's shipping way?
A:For the sample order, we will deliver by Express, like DHL, Fedex, UPS, TNT and EMS.For batch order, it is more economical by sea.

4. Q:What's your warranty service?
A: We offer 3 years warranty since the date of purchase. We will repair the products in warranty,but not allow to return. Buyer should pay for the return shipping and we will pay for the reship.

For more question, pls contact us. We will reply you within 24 hours.