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400w Class D Amplifier

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Audio Science Review (ASR) Forum
Audio Science Review (ASR) Forum
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I have analyzed the 400W Class D amplifier market for 2026, identifying a major shift toward high-fidelity applications powered by GaN (Gallium Nitride) technology and Super Conductor topologies. These advancements have allowed Class D to successfully challenge traditional Class AB/A amplifiers in transparency and control, with brands like ICEpower, Hypex, and Purifi leading the high-end sector.

The market now bridges the gap between premium car audio—where compact monoblocks remain popular—and flagship home audio/professional installs. The report below provides a comprehensive breakdown of technical shifts, key module benchmarks, and sourcing options for 2026.

Based on these insights, you may want to:

400w Class D Amplifier Module Wholesale

Products · 3 lists

Class D 400W Digital Amplifier Module for Active Speakers

Class D 400W Digital Amplifier Module for Active Speakers

$4004.8(491)
MOQ: 1 unit
100+ store reviews24% reorder rate≤3h response time
CVR PRO AUDIO CO.,LTDCVR PRO AUDIO CO.,LTDverified🇨🇳CN4 yrs
VIRE Mini Subwoofer Amplifier Board Mono Channel TPA3251 Class D 400W Theater Audio Power Module

VIRE Mini Subwoofer Amplifier Board Mono Channel TPA3251 Class D 400W Theater Audio Power Module

$164.7(789)
MOQ: 2 sets
300+ store reviews25% reorder rate≤3h response time
Shenzhen Vire Silicon & Technology Co., Ltd.Shenzhen Vire Silicon & Technology Co., Ltd.verified🇨🇳CN16 yrs
Wholesale Active Amplifier Module 400W Power Amplifier DP 2CH Series Professional Audio Module for Active Subwoofer

Wholesale Active Amplifier Module 400W Power Amplifier DP 2CH Series Professional Audio Module for Active Subwoofer

$200-2404.4(446)
MOQ: 2 pieces
1600+ store reviews17% reorder rate≤1h response time
Guangzhou Ou Ni Kee Trading Co., Ltd.Guangzhou Ou Ni Kee Trading Co., Ltd.verified🇨🇳CN5 yrs
Accuracy Pro Audio S1 400W Dj Professional Bass Class d Subwoofer Amplifier Module Board and Speakers Power Mixer

Accuracy Pro Audio S1 400W Dj Professional Bass Class d Subwoofer Amplifier Module Board and Speakers Power Mixer

$56.10-63.584.8(633)
MOQ: 50 pieces
Ningbo Central Star Electronic Technology Co., Ltd.Ningbo Central Star Electronic Technology Co., Ltd.verified🇨🇳CN18 yrs
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
L Series Professional Audio 2U Half Copper Half Aluminum 2Ch*400W-2Ch*1000W Transformer Class D Amplifier Module for Live Show

L Series Professional Audio 2U Half Copper Half Aluminum 2Ch*400W-2Ch*1000W Transformer Class D Amplifier Module for Live Show

$95.99-129.994.8(133)
MOQ: 2 pieces
1100+ store reviews32% reorder rate≤2h response time
Enping Xunguan Electronics FactoryEnping Xunguan Electronics Factoryverified🇨🇳CN6 yrs
D1000 1000W Class D Monoblock Car Amplifier with Crossovers Single Channel Bluetooth Built-in

D1000 1000W Class D Monoblock Car Amplifier with Crossovers Single Channel Bluetooth Built-in

$60-654.7(771)
MOQ: 10 pieces
600+ store reviews17% reorder rate100+ views from America≤2h response time
Guangdong Huiyin Audio Co., Ltd.Guangdong Huiyin Audio Co., Ltd.verified🇨🇳CN16 yrs
Soway OP-M GM-D9500F Class D Car Audio Power Amplifier, 3800W Max Power 4-16 Ohms Vehicle Audio Amp for Car Subwoofer

Soway OP-M GM-D9500F Class D Car Audio Power Amplifier, 3800W Max Power 4-16 Ohms Vehicle Audio Amp for Car Subwoofer

$70-1004.6(313)
MOQ: 2 pieces
100+ store reviews16% reorder rate≤10h response time
Zhejiang Hanson Appliances Co., Ltd.Zhejiang Hanson Appliances Co., Ltd.verified🇨🇳CN20 yrs
D400 60W+60W Rechargeable Portable Stereo Class D Amplifier with Mixer Digital Audio

D400 60W+60W Rechargeable Portable Stereo Class D Amplifier with Mixer Digital Audio

$8.90-10.404.6(81)
MOQ: 5 pieces
Zhongshan Suntop Audio FactoryZhongshan Suntop Audio Factoryverified🇨🇳CN5 yrs
2.1 Channel Digital Subwoofer Power Class D Amplifier Module Board TPA3116D2 DC12V-24V 50W*2+100W for Audio Enhancement

2.1 Channel Digital Subwoofer Power Class D Amplifier Module Board TPA3116D2 DC12V-24V 50W*2+100W for Audio Enhancement

$4.94-7.674.6(336)
MOQ: 20 pieces
700+ store reviews26% reorder rate≤5h response time
ShenZhen City Creatall Electronics Co., Ltd.ShenZhen City Creatall Electronics Co., Ltd.verified🇨🇳CN8 yrs
D2-4200 Dsp-amplifier-module 2 Channel 4000w Class d Audio Amplifier for Subwoofer

D2-4200 Dsp-amplifier-module 2 Channel 4000w Class d Audio Amplifier for Subwoofer

$961-9784.8(60)
MOQ: 1 unit
Guangzhou Xinbaosheng Audio Equipment Company LimitedGuangzhou Xinbaosheng Audio Equipment Company Limitedverified🇨🇳CN10 yrs
3 Channel Class D Power Moduler Active Speaker Amplifier LED Display Screen Amplifier

3 Channel Class D Power Moduler Active Speaker Amplifier LED Display Screen Amplifier

$500-6005.0(678)
MOQ: 2 pieces
100+ store reviews45% reorder rate≤4h response time
Guangzhou Actpro Audio Co., Ltd.Guangzhou Actpro Audio Co., Ltd.verified🇨🇳CN10 yrs
High Power Digital Power Audio Amplifier Module Class D Dual Channel PCB PCBA Board

High Power Digital Power Audio Amplifier Module Class D Dual Channel PCB PCBA Board

$2.604.8(957)
MOQ: 200 pieces
1400+ store reviews≤6h response time
Changzhou Onlyoa Electronic Co.,LtdChangzhou Onlyoa Electronic Co.,Ltdverified🇨🇳CN11 yrs
PAM8406 Interference-Free Stereo Class D Audio Amplifier Module Development Board

PAM8406 Interference-Free Stereo Class D Audio Amplifier Module Development Board

$0.87-0.904.7(520)
MOQ: 1 piece
200+ store reviews6% reorder rate≤3h response time
Shenzhen Tuozhi Electronic Co., Ltd.Shenzhen Tuozhi Electronic Co., Ltd.verified🇨🇳CN6 yrs
High Quality Professional Audio 1000W 1500W Class d Amplifier Module Board for Sound Equipment/amplifiers/speaker

High Quality Professional Audio 1000W 1500W Class d Amplifier Module Board for Sound Equipment/amplifiers/speaker

$168-3355.0(159)
MOQ: 2 pieces
300+ store reviews100+ views from America≤3h response time
Zhuhai Huain Electronic Technology Co., Ltd.Zhuhai Huain Electronic Technology Co., Ltd.verified🇨🇳CN6 yrs
Professional Power Module 1000-watt Continuous Class D Power Amplifier for Speaker

Professional Power Module 1000-watt Continuous Class D Power Amplifier for Speaker

$1354.6(147)
MOQ: 1 piece
1300+ store reviews11% reorder rate800+ views from America≤2h response time
Enping Rayco Audio Equipment Co., Ltd.Enping Rayco Audio Equipment Co., Ltd.verified🇨🇳CN9 yrs
Factory Direct New Model 7500W High Power 1 Channel Class D Car Audio Subwoofer Amplifier for Car Bass Sound System Modification

Factory Direct New Model 7500W High Power 1 Channel Class D Car Audio Subwoofer Amplifier for Car Bass Sound System Modification

$7404.6(747)
MOQ: 1 piece
50+ store reviews3% reorder rate100+ views from America≤1h response time
Foshan Yalong Audio Co., Ltd.Foshan Yalong Audio Co., Ltd.verified🇨🇳CN2 yrs

Deep Dive · Full Report

Full Market Report

1 document · Live-fetched from source

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Sources & References

17 sources cited · Verified industry data & reports

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The amp gives me everything I need to make it through any weekend warrior gig. Light, great tone, works well with all pedals and is reliable.

400W Class D Amplifier Buying Guide 2026