CHIEFTEC rack 4U 19" UNC-409S-B ATX EATX PSF-400B black

CHIEFTEC UNC-409S-B — Compact Rackmount Chassis

The CHIEFTEC UNC-409S-B chassis is an ideal choice for users seeking an efficient and robust solution for smaller rack systems. With a compact depth of 480 mm, it fits easily into confined spaces while supporting ATX and mATX motherboards. Constructed from durable 1.2 mm SECC steel, it ensures hardware protection and long-term reliability. A pre-installed 400W ATX power supply (PSF-400B) provides stable power, with the option to add a redundant power supply for enhanced reliability.

Flexible Component Installation

The chassis offers ample space for various configurations, including 7 expansion slots for add-in cards. It supports graphics cards up to 330 mm in length and CPU coolers with a maximum height of 140 mm, allowing for the installation of high-performance components. The drive configuration includes 3 external 5.25" bays, 1 external 3.5" bay, as well as 2 internal 3.5" drive bays and 3 internal 2.5" drive bays, making it ideal for server or industrial applications.

Optimized Cooling and Connectivity

For efficient cooling, the chassis can be equipped with up to two 120 mm front fans and two 80 mm rear fans, ensuring optimal airflow. The front panel features two USB 3.2 Gen1 ports for quick peripheral connection.

Technical Specifications

• Material: SECC steel, 1.2 mm thick
• Dimensions: 480 × 427 × 176.8 mm
• Rack format: 19", 4U
• Power supply: PSF-400B (ATX 400 W), pre-installed; optional 1+1 redundant support (mounting kit not included)
• Motherboard support: ATX, mATX
• External bays: 3× 5.25", 1× 3.5"
• Internal bays: 2× 3.5", 3× 2.5"
• Expansion slots: 7
• Max. graphics card length: 330 mm
• Max. CPU cooler height: 140 mm
• Front panel connectors: 2× USB 3.2 Gen1
• Cooling (optional): Front: 2× 120 mm; Rear: 2× 80 mm

Package Contents

• Screw kit
• PCI-E card mounting bracket