Supermicro SuperChassis SC743TQ-903B System Cabinet

SupermicroSKU: 4169858

Price:
Sale price$869.79

Description

Supermicro SuperChassis SC743TQ-903B System Cabinet

The Supermicro SuperChassis SC743TQ-903B System Cabinet is engineered for mission-critical performance in a whisper-quiet package. This high-end chassis blends enterprise-grade reliability with smart cooling, flexible expansion, and easy serviceability to deliver a versatile solution for professional workstations, small-to-mid-scale servers, and demanding storage deployments. Designed as a Tower/4U chassis, the SC743TQ-903B emphasizes efficiency and uptime, featuring high-efficiency power supplies and a unique air-shroud that together reduce noise, improve airflow, and lower total cost of ownership. Whether you’re building a compact workstation cluster, a compact data center rack, or a high-density compute environment, this chassis provides the foundation for dependable, scalable performance with minimal acoustic footprint.

  • Whisper-quiet operation: Engineered for silent performance, the SC743TQ-903B maintains a measured noise level around 28 dB in typical workloads. The combination of optimized fan curves, precision airflow management, and the integrated air-shroud minimizes turbulence, delivering a calm workspace without compromising cooling efficiency. This makes it an ideal choice for office environments, design studios, or labs where noise matters as much as throughput.
  • Efficient, scalable power options: The chassis supports high-efficiency power supplies in multiple configurations (465W, 665W, 865W), enabling you to tailor power to your workload. The design prioritizes energy efficiency and steady, clean power delivery, which helps reduce heat output and energy costs while providing headroom for peak performance during intensive tasks such as virtualization, data processing, or GPU-accelerated workloads.
  • 100% cooling redundancy with air-shroud: A hallmark of the SC743TQ-903B is its commitment to reliability through robust cooling redundancy. The chassis ships with a cooling strategy that offers full redundancy via high-performance fans and a dedicated air-shroud to guarantee airflow to critical components even under fault conditions. This architecture helps maintain processor stability, SSD/HDD health, and overall system longevity during long-running tasks.
  • Flexible expansion and storage readiness: Built to accommodate a range of professional configurations, this chassis supports flexible drive and expansion layouts. Front-accessible, hot-swappable drive bays (with room for expansion) and modular component design make maintenance straightforward and downtime minimal. The SC743TQ-903B is particularly well-suited for storage-intensive applications, compute clusters, and workstation environments that demand modularity without sacrificing performance.
  • Rugged build with easy serviceability: Constructed from sturdy materials with a tool-less interior design, the SC743TQ-903B prioritizes serviceability and uptime. The chassis allows quick access to components, simple drive changes, and straightforward motherboard or expansion card installation. This design philosophy reduces maintenance time and simplifies fleet management in multi-server setups or growing workgroups needing scalable hardware without complex downtime.

Technical Details of Supermicro SuperChassis SC743TQ-903B System Cabinet

  • Form factor: Tower / 4U chassis designed to bridge office-friendly form factor with data-center-grade capability.
  • Model: SC743TQ-903B, a high-end SuperChassis in the 743 family, optimized for quiet operation and robust cooling.
  • Power supply options: High-efficiency 465W, 665W, and 865W power supplies are supported to match workload demands while delivering energy savings and reliable power delivery.
  • Cooling: 100% cooling redundancy enabled by a combination of high-performance fans and a dedicated air-shroud to optimize airflow and minimize hotspots across the chassis.
  • Noise profile: Whisper-quiet operation, designed to keep acoustics low while maintaining adequate cooling for professional workloads.
  • Drive and expansion: Front-accessible drive bays with flexible, hot-swappable options and room for expansion cards to support a range of enterprise and workstation configurations.
  • Construction and design: Rugged chassis with thoughtful cable routing, tool-less design, and straightforward serviceability to reduce maintenance time.

How to install Supermicro SuperChassis SC743TQ-903B System Cabinet

  • Plan and prepare: Confirm motherboard form factor compatibility with the SC743TQ-903B, verify your drive bay configuration, and ensure you have the appropriate PCIe expansion cards, RAM, and cooling fans. Check for clearance in your deployment space and confirm power supply compatibility with your server components.
  • Install the power supply: In a clean work area, slide or mount the high-efficiency PSU into the chassis. Secure it with the supplied screws and attach the power cable routing path to minimize obstruction of airflow. If you are using redundant power, install the secondary PSU in the dedicated slot and prepare for hot-swap operation if supported.
  • Prepare the motherboard tray: Remove necessary access panels to reach the motherboard tray. Install standoffs matching your motherboard’s form factor, ensuring alignment with the chassis standoff pattern. Re-check mounting hole alignment to prevent board flex and ensure proper grounding.
  • Install memory, CPU, and expansion: Place RAM modules in the appropriate slots, install your CPU with thermal interface material, and mount the CPU cooler if applicable. Insert PCIe expansion cards into the correct slots, taking care to align with the rear I/O panel. Route cables neatly to maximize airflow and maintain accessibility.
  • Mount drives and connect cables: Add hot-swappable drives to the front bays and secure them. Connect data and power cables to each drive and to the motherboard or backplane as required. Keep cables tidy to preserve air paths and reduce potential heat buildup.
  • Attach air-shroud and finalize: Reinstall the air-shroud to optimize airflow and reduce turbulence. Ensure all wiring is clear of fans and rotating components. Re-seat any components if required, close up the chassis, and perform a post-installation check before powering on.
  • Power on and test: Connect the system to a suitable power source, monitor POST codes, and verify BIOS recognition of drives and expansion cards. Run basic stress tests or a startup diagnostic to validate cooling, power delivery, and overall stability before deploying in production.

Frequently Asked Questions

  • Q: What environments is the SC743TQ-903B suitable for?
    A: It is designed for professional workstations and small-to-mid-scale servers, balancing performance and acoustics for office, design studio, and data-center-adjacent deployments.
  • Q: How quiet is the SC743TQ-903B?
    A: The chassis is engineered for whisper-quiet operation, approximately 28 dB under typical workloads, thanks to optimized fans and the air-shroud design that minimizes airflow turbulence.
  • Q: What power supplies are supported?
    A: The chassis supports high-efficiency power supplies in 465W, 665W, and 865W configurations, enabling you to tailor power to your workload while promoting energy efficiency and reliability.
  • Q: Does it support cooling redundancy?
    A: Yes. The design provides 100% cooling redundancy through high-performance fans and a dedicated air-shroud to ensure stable temperatures even under load or partial fan failure.
  • Q: Is this chassis easy to upgrade?
    A: Absolutely. The SC743TQ-903B features a tool-less interior, modular components, and front-accessible drive bays, making upgrades and maintenance straightforward with minimal downtime.

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