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DELL PE 495W 80 Plus Platinum HS Power Supply
Key Features
Brand: Dell
Dell PowerEdge 495W Power Supply
Device Type: Hot-Plug Redundant plug-in module
Compatible With: DELL PowerEdge R530, DELL R540, R630, R640, DELL R730, R730XD, R740, R740XD, T330, T340, T430, DELL T440, T620 and DELL T630 Servers.
Wattage: 495 Watts
Input Voltage: 100-240V 50-60Hz or 6.5-3A
Output Voltage: +12V/41.25A +12Vsb/3.0A
1 Year Warranty
Dell PowerEdge 495W 80 Plus Platinum Hot-Swap Power Supply Review: Enterprise Efficiency
The Dell PowerEdge 495W 80 Plus Platinum Hot-Swap Power Supply Unit delivers high-efficiency electrical conversion engineered specifically for mission-critical enterprise servers. This original equipment manufacturer replacement component ensures consistent voltage regulation. It lowers datacenter power consumption while providing continuous uptime through hot-swappable redundancy configurations
Executive Overview and Premium Design Philosophy
The Dell 495W Platinum power supply represents a core standard in energy management and hardware reliability for cloud platforms and high-availability enterprise environments. It transitions organizations from standard power configurations to a highly optimized, eco-conscious ecosystem. Designed for deployment in high-density server racks, corporate database centers, and localized virtual machine architectures, this original equipment component safeguards critical blade and rack assets from grid fluctuations.
Engineered for Elite Professional Workflows
Continuous server uptime is an absolute requirement for modern corporate networks and software-as-a-service platforms. This high-efficiency power supply facilitates this necessity by delivering highly regulated electrical currents directly to the server midplane. Systems can run deep data processing cycles and manage intensive network traffic loads without experiencing sudden reboots or hardware crashes. The specialized architecture maintains steady efficiency across all load profiles, supporting long operations without performance drops.
Structural Integrity and Premium Aesthetics
Constructed with a heavy-duty galvanized steel enclosure and a durable polymer pull handle, this unit features a compact common slot form factor that drops seamlessly into the PowerEdge rear power distribution bays. Unlike low-grade aftermarket power bricks, this premium replacement assembly features a heavy-duty card edge interface connector that reduces electrical resistance. The industrial design manages internal airflow paths efficiently using a high-velocity cooling fan, keeping your server rack operating quietly and cleanly.
Key Technical Specifications
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- Maximum Output Wattage: 495 Watts continuous delivery capacity
- Energy Efficiency Rating: 80 Plus Platinum certified (up to 94 percent efficiency at half load)
- Compatible Server Models: Dell PowerEdge R620, R720, R720xd, T320, T420, T620, and PowerVault MD3400
- Compatible Part Numbers: N24MJ, ER620, J6W3D, F983F, and 3N45R
- Input Voltage Range Profile: 100 to 240 Volts alternating current compatibility
- Primary Interface Connection: Common slot proprietary gold-plated card edge connector
- Cooling Fan Layout System: Integrated internal active cooling exhaust fan assembly
Top Benefits of the Dell 495W Platinum Power Supply
80 Plus Platinum Certified Energy Preservation
This power supply meets strict international green energy targets by converting up to 94 percent of incoming AC electricity into usable DC power under standard workloads. Minimizing the amount of power wasted as ambient exhaust heat significantly lowers month-over-month utility bills and reduces structural facility cooling expenses.
Seamless Hot-Swappable Modular Redundancy
The module features a specialized toolless plug-and-play architecture that enables live data center maintenance. When configured in a dual-power setup, IT technicians can pull a failed module out and slide the new replacement unit into place without shutting down the operating system, preserving continuous business uptime.
Active Power Factor Correction Electronics
The internal circuit board features high-grade power factor correction arrays that stabilize incoming electrical currents. It smooths out voltage spikes, drops, and line noise from the city grid, ensuring clean electrical delivery to sensitive internal hardware components like high-speed processor cores and enterprise storage drives.
Integrated Visual Status LED Diagnostic Matrix
Engineered to work alongside the Dell iDRAC system interface, the module communicates its health metrics in real time. The rear of the unit features an integrated translucent status light bar that illuminates green during normal operation, flashes amber during faults, or remains dark if input power is lost, guiding technicians instantly.
Server Power Distribution Array Configuration Matrix
| Server Load Status | Active PSU Count Required | Redundancy Validation | Operational Behavior |
|---|---|---|---|
| Non-Redundant Mode | 1 Active Power Module | No Fault Tolerance | Total System Shutdown If the Single PSU Fails |
| Redundant Configuration | 2 Active Power Modules | Full 1+1 Redundancy Met | Secondary PSU Instantly Picks Up Load If Primary Fails |
Step-by-Step Hot-Swap Replacement Instructions
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- Locate the Target Slot: Check the rear of your server chassis to identify the failed power supply unit by looking for the amber fault LED light.
- Disconnect the Power Line: Unplug the primary AC power cord from the rear socket of the failed power unit and clear the safety strap.
- Release the Locking Clip: Press the amber or maroon plastic release latch firmly to the side to unlock the internal card edge mechanism.
- Remove the Old Hardware: Grip the integrated handle loop firmly and pull the module straight out of the server bay channel.
- Slide and Seat the New Unit: Push the new 495W module straight into the empty bay slot until you hear the mechanical latch click securely into place.
Frequently Asked Questions
Can I mix a 495W power supply with a 750W power supply in the same server?
No. Enterprise power architectures require matching power profiles to maintain stable power distribution. Mixing power supplies with different wattage levels or different efficiency ratings within the same server chassis will cause a configuration mismatch error and can prevent the system from booting up.
Does this power supply support high-voltage 240V datacenter grids?
Yes. This unit features an auto-ranging internal transformer that supports standard domestic 110V wall outlets as well as high-density 240V corporate server rack power distribution units. It automatically adjusts to incoming electrical currents without needing manual switch adjustments.
What causes an amber blinking light on the rear handle?
An amber blinking light indicates a recognized system alert or power component failure. This can be caused by an internal fan failure, an over-temperature state, or an unexpected internal voltage drop. You should log into your iDRAC management panel to read the exact error log details.
