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400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement

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China Shenzhen Creatall Electronics Co., Ltd. certification
China Shenzhen Creatall Electronics Co., Ltd. certification
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400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement

400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement
400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement 400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement 400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement 400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement 400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement 400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement

Large Image :  400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement

Product Details:
Place of Origin: China
Brand Name: creatall
Model Number: CA-1004
Payment & Shipping Terms:
Price: $22.00/pieces 1-49 pieces
Contact Now

400W 2.0 Channels Power Amplifier Board with Toshiba Transistor for Audio Enhancement

Description
Private Mold: NO Type: Professional Amplifier
Channels: 2 (2.0)
Highlight:

1943 Rear Stage Amplifier Board

,

5200 Rear Stage Amplifier Board

,

400W Transistor Amplifier Board

2.0 Channels 400W Transistor Power Amplifier Board 1943 5200 Rear Stage Audio Enhancement

Upgraded version single channel amplifier board featuring 1943+5200 high-power Toshiba transistor rear stage amplifier technology.

400W Audio Amplifier Board Front View
Product Specifications
  • Single channel rear amplifier board (requires 2 pieces for dual channels)
  • Circuit design: A970/C2240 high voltage audio pair dual differential circuit
  • Voltage amplification: A1145/C2705
  • Medium power pair: A1837/C4793
  • Output stage: A1943/C5200 high-power Toshiba pair
  • Wide power supply range: DC positive and negative 20V-90V
  • Can easily reach 300W with sufficient power supply
  • Excellent sound quality with powerful driving capability
  • Capable of driving 15-inch speakers without pressure
  • Board dimensions: 195×60×45 mm (L×W×H)
  • Real power: 400W undistorted power, 600W maximum power
  • Package includes: 1 piece 400W audio amplifier board
Amplifier Board Circuit Close-up Amplifier Board Side View Amplifier Board Component Layout Amplifier Board Technical Details Amplifier Board Power Section Amplifier Board Full Assembly
Contact Information
WeChat:
zq13827494627
WhatsApp:
+86-13827494627
Skype:
alvacheng1
Email:
leo@creatall.com
Company Profile
Creatall Company Overview
Certificates & Production Processes
Quality Certifications Manufacturing Process Production Facilities
Packing & Delivery
  • Normal packaging
  • Export carton
  • Custom packing available
  • All orders shipped within 3-25 days after payment confirmation
Product Packaging Example Shipping Preparation Export Packaging Final Packaging
Payment & Shipping

PAYMENT: Standard payment terms: 30% deposit in advance, 70% balance before shipment. Online trade assurance orders available. Accepted payment methods: T/T, PayPal, Western Union.

SHIPPING: 100% strict inspection and testing before shipment. Replacement within one week for defective goods. One year warranty included.

Payment and Shipping Information
Customer Reviews

We consistently receive 5-star feedback from our customers, demonstrating our commitment to high-quality products and professional services.

Customer Testimonials and Reviews
Frequently Asked Questions
Question Answer
What is the minimum order quantity? Please contact us for small order quantities
How long is your delivery time? Products shipped within 3 days after payment confirmation, delivery time 3-6 days
Do you test all items before delivery? Yes, we test and check all items before shipment
What is your warranty? 60 days after receiving goods. 100% tested before shipping. Defective goods must be reported within 3 days of delivery
How do I pay for the order? We accept wire transfer, Western Union, PayPal, , escrow (contact us for other methods)

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

S
Sarah
United States Dec 16.2025
Helpful (78)
I used this ZK-AS21 amplifier module for my home speaker system, and it transformed the audio experience. The bass is rich and powerful, no issues with installation at all. Highly recommend!
T
Tom
United States Jul 23.2025
Helpful (321)
Top-notch CA-AS21 amplifier board! Installed it in my DIY speaker setup, and the sound output is brilliant. Works perfectly with 12-24V power, no glitches so far. Great purchase!
M
Michael Carter
United States Jul 8.2025
Helpful (132)
I’ve been using this Creatall AS21 amplifier for my home theater setup for a month, and it’s been fantastic! The build quality is top-notch—metal construction feels durable and premium. The TPA3255 chip delivers crisp highs, balanced mids, and deep, punchy bass that fills the room without distortion. Bluetooth 5.1 pairs quickly with my phone and smart TV, and the connection stays solid even through walls. I appreciate the multiple input options (AUX/USB/Bluetooth) that let me switch between devices easily. The protection features (overheat, short circuit) give me peace of mind for long-term use. The company’s customer service was responsive when I had questions about wiring, and the sample delivery was fast (arrived in 7 days as promised). For the price, it’s way better than some expensive brands I’ve tried—highly recommend for anyone looking for a reliable, high-performance amplifier!
Tag:

Power Amplifier Board,

Amplifier Circuit Board,

Dual Channel Amplifier Board

Contact Details
Shenzhen Creatall Electronics Co., Ltd.

Contact Person: Alva Cheng

Tel: +86-13827494627

Fax: 86-755-85270755

Send your inquiry directly to us (0 / 3000)

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