Power Amplifier 400watts

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The global power amplifier market is projected to reach $30.15–$46.9 billion by 2026, driven by 5G expansion and the automotive shift toward high-efficiency Class-D modules FortunebusinessinsightsGrandviewresearchMordorintelligence. For 400-watt amplifiers, consumer demand is moving away from "warm" tube sounds toward neutral, low-distortion performance enabled by GaN and Purifi-based technologies Futureaudiophile.

B2B listings show professional 400W units starting as low as $70–$190/piece, with a focus on compact 1U rackmount designs and dual-channel stability for live sound and karaoke applications AlibabaAlibaba. Detailed market forecasts, growth drivers, and product comparisons are available in the report below.

Based on the 2026 trends, here are your next steps:

Power Amplifier 400watts

Products · Top picks & verified manufacturers

Sound Equipment Power Amplifier 400watts Digital Class d 1u Amplifier 4CH Karaoke Amplifier

Sound Equipment Power Amplifier 400watts Digital Class d 1u Amplifier 4CH Karaoke Amplifier

$150-1604.9(408)
MOQ: 1 unit
Guangzhou Xinbaosheng Audio Equipment Company LimitedGuangzhou Xinbaosheng Audio Equipment Company Limitedverified🇨🇳CN12 yrs
400 Watts Professional Audio Power Amplifier Berase New Fashion 2 Channel Amplifier

400 Watts Professional Audio Power Amplifier Berase New Fashion 2 Channel Amplifier

$189.644.6(788)
MOQ: 1 piece
18% reorder rate≤2h response time
Enping Weilisi Electronic Technology Co., Ltd.Enping Weilisi Electronic Technology Co., Ltd.verified🇨🇳CN5 yrs
TB Professional Post-Grade LA-400 400W Power Amplifier with Metal Shell High Quality

TB Professional Post-Grade LA-400 400W Power Amplifier with Metal Shell High Quality

$1104.5(683)
MOQ: 1 box
25% reorder rate≤2h response time
Guangdong Tianba Audio Equipment Co., Ltd.Guangdong Tianba Audio Equipment Co., Ltd.🇨🇳CN4 yrs
Dragonstage the Best New 4 Channel Class H Power Amplifiers 400 Watts Amplifier Stable Quality and Factory Price

Dragonstage the Best New 4 Channel Class H Power Amplifiers 400 Watts Amplifier Stable Quality and Factory Price

$230-2464.1(630)
MOQ: 1 piece
50+ store reviews60% reorder rate≤5h response time
Foshan Dragon Stage Equipment Co., LimitedFoshan Dragon Stage Equipment Co., Limited🇨🇳CN18 yrs
400 Watts Digital Audio Professional Power Amplifier for Public Address System

400 Watts Digital Audio Professional Power Amplifier for Public Address System

$3304.6(118)
MOQ: 1 piece
Guangzhou Lingyin Electronic Co., Ltd.Guangzhou Lingyin Electronic Co., Ltd.verified🇨🇳CN12 yrs
GAP-CA+ Series Power Amplifier Professional Rear Amplifier Audio Equipment

GAP-CA+ Series Power Amplifier Professional Rear Amplifier Audio Equipment

$429.314.7(810)
MOQ: 1 piece
2900+ store reviews13% reorder rate≤7h response time
Enping Green Audio Electronics Co., Ltd.Enping Green Audio Electronics Co., Ltd.🇨🇳CN8 yrs
GM10 4-Channels 4*400Watts Professional Sound Amplifier Hot Sale Powerful Audio Amplifier with Metal Shell for Performances

GM10 4-Channels 4*400Watts Professional Sound Amplifier Hot Sale Powerful Audio Amplifier with Metal Shell for Performances

$197.06-210.294.9(416)
MOQ: 50 pieces
Enping Jiduobao Acoustic Technology Co., Ltd.Enping Jiduobao Acoustic Technology Co., Ltd.verified🇨🇳CN3 yrs
Dual Channel 400W Power Amplifier in High Efficiency for Concert Sound System OEM ODM AF-2400 Factory Direct Supply

Dual Channel 400W Power Amplifier in High Efficiency for Concert Sound System OEM ODM AF-2400 Factory Direct Supply

$106.15-111.464.4(759)
MOQ: 1 piece
≤2h response time
Enping City Lichuang Technology Co., LtdEnping City Lichuang Technology Co., Ltdverified🇨🇳CN1 yr
High End Professional Stereo Audio 2 Channel Amplifier With X4 400 Watt Power Amplifier

High End Professional Stereo Audio 2 Channel Amplifier With X4 400 Watt Power Amplifier

$119.994.8(530)
MOQ: 10 sets
1100+ store reviews31% reorder rate≤2h response time
Enping Xunguan Electronics FactoryEnping Xunguan Electronics Factoryverified🇨🇳CN6 yrs
Professional 2/4-Channel 400W Digital Power Amplifier for Home Subwoofer Stage Performance Post-Pure Stage 8ohm for Conference

Professional 2/4-Channel 400W Digital Power Amplifier for Home Subwoofer Stage Performance Post-Pure Stage 8ohm for Conference

$80-1104.8(112)
MOQ: 2 pieces
50+ store reviews63% reorder rate≤6h response time
Enping Dingfan Audio Equipment Store (Sole Proprietorship)Enping Dingfan Audio Equipment Store (Sole Proprietorship)🇨🇳CN3 yrs
2U PA 400 Watt Class H 4 Channel Professional Power Amplifiers

2U PA 400 Watt Class H 4 Channel Professional Power Amplifiers

$3054.5(543)
MOQ: 1 piece
100+ store reviews32% reorder rate100+ views from America≤4h response time
Guangzhou Morin Sound Audio Equipment Ltd.Guangzhou Morin Sound Audio Equipment Ltd.verified🇨🇳CN10 yrs
Hot Sales Wholesales 400watt 1600W 2U 4 Channel Class D 400 Watt Bass Amplifier Amplificador De Sonido

Hot Sales Wholesales 400watt 1600W 2U 4 Channel Class D 400 Watt Bass Amplifier Amplificador De Sonido

$2105.0(403)
MOQ: 1 unit
20% reorder rate≤1h response time
Guangzhou Yongle Audiovisual Technology Co., Ltd.Guangzhou Yongle Audiovisual Technology Co., Ltd.🇨🇳CN2 yrs
CA2 CA4 CA9 CA12 CA18 CA30 CA50 Professional Sound Standard CA2 Power Amplifier 400 Watts

CA2 CA4 CA9 CA12 CA18 CA30 CA50 Professional Sound Standard CA2 Power Amplifier 400 Watts

$100.76-246.734.7(684)
MOQ: 1 piece
900+ store reviews8% reorder rate100+ views from America≤4h response time
ENPING RECORDIO ELECTRONICS MANUFACTURERENPING RECORDIO ELECTRONICS MANUFACTURER🇨🇳CN7 yrs
2 * 400W Power Amplifier 1U Class d Digital Power Amp for Professional Stage Performance

2 * 400W Power Amplifier 1U Class d Digital Power Amp for Professional Stage Performance

$734.8(750)
MOQ: 30 pieces
100+ store reviews7% reorder rate≤3h response time
Dongguan Dalang Yangfan Qihang Electronic FirmDongguan Dalang Yangfan Qihang Electronic Firm🇨🇳CN4 yrs
1U Class D 4-channel 400W Professional Amplifier Suitable for Conference Rooms, Parties, KTV Stages

1U Class D 4-channel 400W Professional Amplifier Suitable for Conference Rooms, Parties, KTV Stages

$80-1104.7(276)
MOQ: 1 piece
18% reorder rate≤2h response time
Enping Yunyin Electronic Technology Co., Ltd.Enping Yunyin Electronic Technology Co., Ltd.verified🇨🇳CN1 yr
Thinuna XA-4400 Professional 2U Crown Power Amplifier Made in China 400 Watt Power Cvr Class AB Power Amplifier

Thinuna XA-4400 Professional 2U Crown Power Amplifier Made in China 400 Watt Power Cvr Class AB Power Amplifier

$389-7884.9(588)
MOQ: 1 piece
Guangzhou Deken Longjoin Smart System Equipment Co., LimitedGuangzhou Deken Longjoin Smart System Equipment Co., Limitedverified🇨🇳CN6 yrs
Hight Quality GM10 Power Amplifier Professional 400W*4 for Home Use Karaoke Stage

Hight Quality GM10 Power Amplifier Professional 400W*4 for Home Use Karaoke Stage

$256.054.6(428)
MOQ: 1 piece
Enping Dingbang Electronic Technology Co., LTD.Enping Dingbang Electronic Technology Co., LTD.verified🇨🇳CN5 yrs
RM4.4XS 400watt 400W 4 Channel Class D Audio  Music Amplifier Amplifiers 4 Channel

RM4.4XS 400watt 400W 4 Channel Class D Audio Music Amplifier Amplifiers 4 Channel

$1754.8(529)
MOQ: 1 piece
700+ store reviews17% reorder rate≤3h response time
Guangzhou Bochuang audio equipment Co., Ltd.Guangzhou Bochuang audio equipment Co., Ltd.🇨🇳CN8 yrs
400W 2-Channel Professional Power Amplifier 2U Class H Aluminum Shell Hi-Res Audio Surround Sound PA System Mixer Amp Speakers

400W 2-Channel Professional Power Amplifier 2U Class H Aluminum Shell Hi-Res Audio Surround Sound PA System Mixer Amp Speakers

$2654.0(376)
MOQ: 1 unit
33% reorder rate≤2h response time
Harman International Holdings (Guangzhou) Co., Ltd.Harman International Holdings (Guangzhou) Co., Ltd.🇨🇳CN1 yr
Professional Factory Power 400 Watts Brazilian Class D Amplifier 4 Channel Car Audio Full Range Audio Enhancement

Professional Factory Power 400 Watts Brazilian Class D Amplifier 4 Channel Car Audio Full Range Audio Enhancement

$75.694.7(731)
MOQ: 5 pieces
Guangzhou Zhan Di Audio Electronic Technology Co., Ltd.Guangzhou Zhan Di Audio Electronic Technology Co., Ltd.verified🇨🇳CN7 yrs
TX400 Sound Dj Class d 2 Channel Subwoofer 400 Watts Power Amplifier Audio

TX400 Sound Dj Class d 2 Channel Subwoofer 400 Watts Power Amplifier Audio

$864.5(645)
MOQ: 2 pieces
200+ store reviews32% reorder rate≤3h response time
Guangdong Chuanqi Technology Co., Ltd.Guangdong Chuanqi Technology Co., Ltd.🇨🇳CN5 yrs
Factory Price Wholesale 400w 8ohms Class H Indoor Audio Sound Power Amplifier

Factory Price Wholesale 400w 8ohms Class H Indoor Audio Sound Power Amplifier

$1204.4(293)
MOQ: 1 piece
≤1h response time
Foshan Kaixu Electronics Co., Ltd.Foshan Kaixu Electronics Co., Ltd.🇨🇳CN4 yrs
Professional 1U Dual Channel 400W Power Amp with Toroidal Transformer for Live Sound DJ Speaker and PA System

Professional 1U Dual Channel 400W Power Amp with Toroidal Transformer for Live Sound DJ Speaker and PA System

$70-100.134.9(984)
MOQ: 1 set
4% reorder rate≤2h response time
Enping Gaoma Audio Co., Ltd.Enping Gaoma Audio Co., Ltd.🇨🇳CN1 yr

Deep Dive · Full Report

Full Market Report

1 document · Live-fetched from source

400W Power Amplifier Buying Guide for Pro Audio