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Dunao A-420C WHITE Snap-on MicroATX/ITX Case | 380mm GPU & 8×120mm Fans

Dunao A-420A WHITE is a compact yet high-performance MicroATX/ITX PC case designed for powerful builds. With support for up to 380mm GPUs and up to 8×120mm fans, it delivers excellent airflow and thermal performance while maintaining a clean, modern white design.

  • Motherboard MicroATX/ITX
  • Panel interface USB1.0*2+USB3.0*1+HD-AUDIO/MIC
  • Hard disk 3.5 * 1,2.5* 2
  • Product size 420*285*360MM
  • Packaging size 411*345*487MM
  • Fan 12cm*8
  • Graphics card 380mm
  • CPU 168MM
  • 40HQ 900pcs
  • Weight 5.5Kg/6.8Kg


🔹 Product Overview

The Dunao A-420A WHITE is a compact yet highly scalable PC case designed for B2B customers seeking reliable, cost-effective, and high-performance chassis solutions.

With strong GPU compatibility, excellent cooling potential, and flexible internal structure, it is an ideal choice for system builders, distributors, and OEM/ODM projects.


🔹 Key Advantages for B2B Buyers

🏭 Stable Supply & Mass Production

  • Consistent manufacturing capability for bulk orders
  • Reliable lead time for large-volume procurement
  • Suitable for distributors, wholesalers, and brand owners

🔧 Strong Compatibility & Flexibility

  • Supports MicroATX / ITX motherboards
  • Designed to fit mainstream and high-performance configurations
  • Ideal for different market segments and product lines

🎮 High-End GPU Support

  • Supports GPUs up to 380mm
  • Compatible with most modern graphics cards
  • Enables high-performance gaming and workstation builds

❄️ Advanced Cooling Design

  • Supports up to 8×120mm fans
  • Optimized airflow structure for better thermal performance
  • Helps reduce overheating and improve system stability

🧩 Expandable Storage Options

  • 3.5” HDD ×1
  • 2.5” SSD ×2
    Supports flexible configurations for both storage-heavy and performance-focused systems

🎨 Modern & Market-Friendly Design

  • Clean white exterior design
  • High appeal in retail and e-commerce markets
  • Suitable for RGB and minimalist builds

🔹 Front I/O & User Convenience

  • USB 1.0 ×2
  • USB 3.0 ×1
  • HD Audio / MIC

Provides essential connectivity for end users and enhances overall usability.


🔹 Technical Specifications

Item Specification
Motherboard Support MicroATX / ITX
GPU Length Support Up to 380mm
Cooling Support Up to 8 × 120mm fans
Storage HDD ×1, SSD ×2
Front I/O USB 1.0 ×2, USB 3.0 ×1, Audio
Color White
Dimensions 420 × 285 × 360 mm
Packaging Size 411 × 345 × 487 mm

🔹 Ideal Applications

  • Wholesale distribution
  • Retail and e-commerce sales
  • OEM / ODM PC builds
  • System integrators
  • Gaming PC assembly
  • Custom workstation solutions

🔹 Why Choose Dunao

  • Proven manufacturing capability
  • Competitive pricing for bulk orders
  • Stable quality control system
  • OEM/ODM customization support
  • Fast response for B2B inquiries

🔹 OEM / ODM Support

We support full customization options, including:

  • Logo printing / branding
  • Color customization
  • Packaging design
  • Structural adjustments (based on order volume)
  • Private label solutions

🔹 Packaging & Shipping

  • Secure packaging for export transportation
  • Optimized carton size for container loading
  • Support for bulk shipment and mixed models
  • Ready for international logistics

🔹 Contact Us

For bulk orders, pricing, or customization requests, please contact our sales team.
We provide fast response, professional support, and competitive solutions for global partners.