PWS-407P-1R Supermicro 400 Watt Redundant Power Supply.

Product Overview of Supermicro 400 Watt Power Supply

The PWS-407P-1R from Supermicro is a high-quality, 400-watt redundant power supply designed specifically for 1U rackmount servers. These power units are engineered to provide consistent and reliable power delivery to critical systems, minimizing downtime and maximizing operational efficiency. Redundant power supplies, like the PWS-407P-1R, are an essential component in modern data centers, enterprise servers, and virtualization platforms where uninterrupted power is non-negotiable.

General Information:

• Brand Manufacturer: Supermicro
• Part NO: PWS-407P-1R
• Output Power: 400 Watts
• Form Factor: Redundant power supply unit

Detailed Specifications Include:

• Output Power: 400 Watts
• Form Factor: 1U Rackmount
• Redundancy: N+1 configuration support for failover
• Voltage Input: Universal AC input (100-240V)
• Cooling: Integrated fan with optimized airflow design
• Hot-swappable: Allows replacement without downtime
• Compliance: Meets Energy Star and 80 PLUS standards for efficiency

400-Watt Efficiency for Enterprise-Grade Servers

The SUPERMICRO PWS-407P-1R delivers a steady 400-watt power output, providing stable performance for data-intensive environments. Designed for redundancy, it ensures uptime for enterprise systems that demand continuous operation.

Advanced Features of the PWS-407P-1R

• Supports load balancing and failover for uninterrupted functionality
• Optimized airflow design for efficient heat dissipation
• Auto-switching capabilities for worldwide voltage compatibility
• Hot-swappable design allows easy replacement without downtime

Use Cases and Compatibility

• Perfect for rackmount servers and storage appliances
• Designed for scalable infrastructures in cloud and virtualization environments
• Compatible with select SUPERMICRO chassis models

Engineering for Mission-Critical

With robust component selection and premium build quality, this 400W PSU is tailored to meet the needs of data centers, enterprise IT, and high-load server deployments.

Redundant Type Power – Designed to Safeguard Your System

Unlike traditional power supplies, the redundant design of the SUPERMICRO PWS-407P-1R ensures that backup units seamlessly take over if one module fails, maintaining system integrity at all times.

Efficiency Meets Durability

• Built to last in demanding server environments
• Energy-efficient design reduces operational costs
• Compliant with stringent industry standards

Optimize Server Performance with SUPERMICRO PSU

Ensure high system resilience and operational consistency with the PWS-407P-1R. A dependable choice for IT professionals seeking peace of mind and sustained productivity.

Key Benefits of Redundant PSUs

• Zero downtime: Continuous power supply is guaranteed even during PSU failure.
• Hot-swappable design: Replace a faulty PSU without shutting down the server.
• Load balancing: Power load is evenly distributed, reducing wear and improving efficiency.
• Energy savings: Efficient power conversion reduces electricity consumption.
• Enhanced system resilience: Protects critical IT infrastructure against power interruptions.

Technical Specifications of the PWS-407P-1R Power Supply

The PWS-407P-1R is a compact 1U form factor power supply, purpose-built to deliver 400 watts of continuous power. It is fully compliant with modern server standards and designed to fit into a range of Supermicro chassis models. The power supply boasts an impressive efficiency rating that reduces energy waste and lowers operational costs.

The PWS-407P-1R in Enterprise Environments

This power supply is widely used in enterprise-level servers, cloud infrastructures, and storage systems where power continuity and reliability are critical. Its compact size allows for efficient space utilization within server racks, making it suitable for dense data center environments.

Ideal Use Cases Include:

• 1U rackmount servers hosting mission-critical applications
• Virtualization clusters requiring constant uptime
• High-performance computing (HPC) nodes
• Network-attached storage (NAS) and storage area networks (SAN)
• Cloud data centers demanding redundant power for scalability and resilience

Advantages of 1U Form Factor in Power Supplies

The 1U height (1.75 inches) is the standard for many server racks, balancing compactness with performance. The PWS-407P-1R leverages this form factor to provide high power density in a slim package, allowing IT professionals to maximize rack space without compromising on power delivery or redundancy.

Understanding the Importance of Redundancy in Power Supplies

Power supply redundancy is a cornerstone of high-availability IT systems. By having multiple power supplies operating in parallel, servers can continue running even if one PSU fails or is taken offline for servicing. This drastically reduces unplanned outages and protects sensitive data and applications.

Redundancy Models Explained

• N+1 Redundancy: One extra PSU is available beyond the required number to power the system.
• 2N Redundancy: Full duplication of power supplies, with each unit capable of running the system independently.
• Load Sharing: All PSUs share the electrical load, extending the life and reliability of each unit.

Operational Benefits for Data Centers and Enterprises

By integrating the PWS-407P-1R into server architectures, businesses can:

• Improve disaster recovery preparedness
• Minimize downtime and service interruptions
• Lower maintenance windows due to hot-swappable parts
• Enhance overall power efficiency and reduce cooling requirements

Energy Efficiency and Environmental Impact

Modern power supplies like the PWS-407P-1R focus heavily on efficiency to reduce power loss as heat, lowering the overall energy footprint of server operations. This power supply complies with stringent energy standards, helping enterprises meet sustainability goals and reduce electricity expenses.

Energy Star and 80 PLUS Certifications

Supermicro power supplies are designed to meet or exceed industry efficiency certifications. The 80 PLUS certification indicates that the PSU operates at a minimum of 80% efficiency at various load levels, which translates to less wasted energy and lower operating costs.

Environmental Benefits

• Reduced greenhouse gas emissions through improved power efficiency
• Lower cooling requirements resulting from decreased heat output
• Compliance with government regulations on energy consumption
• Supports corporate sustainability initiatives

Design Considerations for High Efficiency

The PWS-407P-1R incorporates advanced electronic components and optimized circuit designs that minimize energy loss during power conversion. Additionally, its fan speed modulation reduces noise and power consumption during low to medium loads.

Serviceability of the PWS-407P-1R

Maintaining uptime is crucial in high-demand environments. The PWS-407P-1R simplifies maintenance tasks through its hot-swappable design and easy-to-replace modules, allowing technicians to replace or upgrade power supplies without shutting down the system.

Hot-Swapping Explained

Hot-swapping refers to the ability to remove and replace the power supply while the system remains powered on and operational. This feature prevents service disruption and minimizes costly downtime during power supply repairs or upgrades.

Service Benefits

• Quick replacement of faulty PSUs without powering down servers
• Reduces Mean Time To Repair (MTTR) significantly
• Supports continuous system availability for critical applications

Compatibility and Integration

The PWS-407P-1R power supply is engineered to seamlessly integrate with a broad range of Supermicro server chassis and motherboards, ensuring a plug-and-play experience with minimal configuration.

Server Models

• Supermicro 1U rackmount servers designed for dense computing environments
• Multi-node blade servers requiring efficient power delivery
• Storage systems and appliances within Supermicro’s product lineup

Hardware Interface and Connectivity

• Standard power connectors compatible with Supermicro backplanes
• Integrated status LEDs for real-time power supply health monitoring
• Compact footprint allows for multiple PSU installations in a single chassis

Choosing the Right Power Supply for Your Server Needs

Selecting the appropriate power supply unit is crucial for ensuring system stability, scalability, and energy efficiency. The PWS-407P-1R’s balance of 400 watts, redundancy, and 1U form factor makes it an excellent choice for a variety of enterprise applications.

Factors to Consider When Selecting a Redundant PSU

• Required power output based on server workload
• Compatibility with chassis and motherboard specifications
• Energy efficiency ratings to optimize operating expenses
• Support for redundancy modes appropriate for your IT environment
• Maintenance and ease of replacement features

Maximizing ROI with the PWS-407P-1R

Investing in a reliable power supply like the PWS-407P-1R helps reduce unplanned downtime, increase data center efficiency, and protect valuable IT assets. The long-term savings on operational costs and the added peace of mind make this PSU a smart choice for businesses prioritizing uptime and sustainability.