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Computer Power Supplies New Original PSU for Lenovo Workstation P720 P520 900W Switching DPS-900EB a 54Y8979

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Power Delivery: Delivers 900W output power with 80 PLUS Platinum efficiency, ensuring optimal performance for high-demand systems like servers and workstations.
  • Multi-Voltage Flexibility: Supports multiple output voltages (+12V1 to +12V7, +5VSB, +4.0A) and a wide input range (100-240V), enabling compatibility with diverse hardware configurations.
  • Energy Efficiency & Control: Features DC OFF MODE for low-power standby and robust heat dissipation via aluminum casing, minimizing energy waste and thermal buildup.

Key features

  • 1. Corrosion-Resistant Aluminum Construction

  • With a rugged aluminum casing, ensure long-term durability in high-temperature server environments. Outlast plastic enclosures by 30% in thermal stability tests*.

  • 2. Customizable Multi-Rail Power Distribution

  • With 7 independent +12V rails, tailor power delivery to match server component requirements. Achieve 25% better power allocation flexibility than single-rail PSUs*.

  • 3. 80 PLUS Platinum Efficiency

  • With up to 94% efficiency at full load, reduce energy costs by 20% compared to 80 PLUS Bronze units*. Cut operational expenses in data centers by $500/year*.

  • 4. Global Deployment Compatibility

  • With a 100-240V input range and DC OFF MODE, deploy worldwide without voltage conversion and save 15% energy in standby mode*. Eliminate regional power adapters*.

  • 5. Rigorous Compliance Assurance

  • Certified to 80 PLUS Platinum and RoHS standards, guarantee energy efficiency and eco-friendly materials. Meet strict enterprise-grade compliance requirements*.

Product details

Computer Power Supplies New Original PSU for Lenovo Workstation P720 P520 900W Switching DPS-900EB a 54Y8979

The DPS-900EB A 900W switching power supply unit (PSU) is engineered for high-performance Lenovo workstations (P720/P520) and server environments. With 80 PLUS Platinum certification and a robust aluminum chassis, it delivers efficient, reliable power across a wide input voltage range (100-240V). Its modular design and multiple output voltages (+12V1-7, +5VSB, etc.) ensure compatibility with complex systems, while features like DC OFF MODE reduce standby energy consumption.

Technical specifications

FeatureSpecificationBenefit
Model NumberDPS-900EB A (Rev. 00F)Ensures compatibility with Lenovo workstations
Input Voltage100-240V, 10-6A, 50/60HzGlobal power compatibility
Output Power900WSupports high-power server/workstation loads
Efficiency80 PLUS Platinum (>90% at full load)Reduces energy waste and heat generation
CertificationsUL, CE, FCC, RoHSMeets global safety and environmental standards
MaterialAluminum chassisEnhances heat dissipation and durability
DC OFF MODEEnabledCuts standby power consumption to near-zero
Output Voltages+12V1-7, +5VSB, 4.0A, 7AFlexible power distribution for complex systems

Customization guide

Adjustable parameters include:

  • Output voltage configurations (e.g., prioritizing +12V rails for GPU-heavy workloads)
  • Input voltage range (optimized for regional power standards)
  • Modular cabling (tailored to specific hardware requirements)

Get inspired

With its 900W output and 80 PLUS Platinum efficiency, the DPS-900EB A is ideal for power-hungry workstations and servers. Its wide input voltage range ensures reliability in unstable power environments, while DC OFF MODE slashes energy costs during downtime.

Choose your model

ParameterBase Model (500W)Advanced Model (750W)Pro Model (900W)
Output Power500W+50% (750W)+80% (900W)*
Efficiency Rating80 PLUS Gold80 PLUS Platinum80 PLUS Platinum
Input Voltage Range110-240V100-240V100-240V
Max. +12V Output38A55A75A

Supplier's note

  1. Three Technical Breakthroughs:

    • 80 PLUS Platinum Efficiency: Achieves >90% efficiency at full load, reducing energy costs by 20% vs. traditional PSUs.
    • Wide Input Voltage (100-240V): Eliminates the need for voltage converters in global deployments.
    • Modular Design: Reduces cable clutter and improves airflow in server racks.
  2. Optimal Version Selection:

    • Base Model (500W): Ideal for entry-level servers or workstations with moderate GPU loads.
    • Advanced Model (750W): Perfect for mid-tier servers or dual-GPU workstations needing extra headroom.
    • Pro Model (900W): Designed for high-performance servers/workstations with multi-GPU setups or overclocked CPUs. The Pro’s 75A +12V output ensures stable power delivery under extreme loads.

*Compared to the Base Model’s 500W output.

Frequently asked questions

  • Which PSU model suits high-performance servers like Lenovo Workstation P720?

  • How to maintain a Lenovo DPS-900EB A PSU for longevity?

  • Metal vs plastic PSU: Why is the DPS-900EB A made of metal?

  • Can the DPS-900EB A support custom voltage configurations?

  • Is the DPS-900EB A RoHS and UL-certified for enterprise use?

  • Does the DPS-900EB A work with global power grids?

  • How does the DPS-900EB A reduce energy costs?

  • What makes the DPS-900EB A suitable for multi-component systems?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
High-Efficiency PSUsData centers, servers, energy-sensitive systems80 PLUS Platinum (≥92% efficiency at full load)▲▲▲
43 dBA (quieter than refrigerator hum)
Reduces energy costs by 10%+
Lower heat output improves longevity
Higher upfront cost (20–30% premium vs. standard PSUs)
Mid-Efficiency PSUsGaming PCs, home servers80 PLUS Gold (≥87% efficiency)
48 dBA (moderate fan noise)
Balanced cost-performance for high-demand systems15–20% higher energy consumption vs. Platinum-tier PSUs
Entry-Level PSUsBasic PCs, office workstations80 PLUS Bronze (≥82% efficiency)
52 dBA (loud under load)
Affordable pricing (30–50% cheaper than Platinum)High heat generation
Risk of underperformance in power-hungry setups
High-Power PSUsWorkstations (e.g., Lenovo P720), servers900W output (meets ISO/IEC 61000-3-2 for stable high-power delivery)▲▲▲
DC OFF MODE (0W standby)
Supports multi-GPU setups
Zero standby power waste
Bulky design
Requires larger case clearance
Mid-Power PSUsGaming PCs, compact servers500W output (compliant with IEC 60950-1)
Modular cabling (reduces clutter)
Versatile for most consumer systems
Easier to install in standard cases
Strains under extreme overclocking or multi-GPU loads
Server-Grade PSUsEnterprise data centers, mission-critical systemsRedundant power paths (MTBF >150,000 hours)
Metal casing (ISO 3801 certified durability)▲▲▲
Fail-safe operation for 24/7 uptime
Resists extreme environmental stress
Specialized design limits consumer PC compatibility
Higher maintenance costs

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