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HP Proliant ML350 G6 2-Port Power Supply Backplane Board
Key Features
Brand: HPE
HP Part Number: 511776-001, 461318-001.
Type: Power Supply Backplane Board.
Imported from USA.
Producer: HP
HP Proliant: ML350 G6
Part Number: 461318-001
Spare Number: 511776-001
Kit: 1 x Backplane
1 Year Warranty
HPE ProLiant ML350 G6 2-Port Power Supply Backplane Board Review: OEM Redundancy
The HPE ProLiant ML350 G6 2-Port Power Supply Backplane Board delivers central electrical current distribution, precise voltage regulation, and hot-swap structural path redundancy. Engineered specifically for tower and rackmount sixth-generation ProLiant infrastructure, this original equipment manufacturer component bridges dual hot-plug power supplies with the main server motherboard, ensuring non-stop operational uptime for high-availability corporate deployments.
Executive Overview and Premium Design Philosophy
The HPE ML350 G6 power supply backplane represents a core architectural standard in electrical safety and hardware reliability for expanding enterprise infrastructure. It transitions server platforms from single, non-redundant power blocks to a highly resilient, fault-tolerant dual-feed ecosystem. Designed to bolt securely into the internal power bay chassis, this factory-validated original component shields delicate internal hardware assets like multi-core processors and storage backplanes from grid fluctuations and sudden power losses.
Engineered for Elite Professional Workflows
Continuous server uptime is an absolute requirement for active business file servers, localized databases, and virtual machine hosts. This power distribution backplane board facilitates this demand by integrating advanced hot-swap prioritization logic. If a primary power supply unit fails or drops voltage suddenly, the backplane automatically fails over the full electrical load to the secondary power supply within milliseconds. This process prevents system reboots, data tracks corruption, or platform blue screen crashes.
Structural Integrity and Heavy-Duty Power Delivery
Constructed on a heavy-duty, multi-layered printed circuit board with high-current trace paths and heavy-gauge wiring harness pipelines, this module drops seamlessly into its designated chassis bay slots. Unlike low-grade aftermarket power accessories, the original equipment board features reinforced high-amperage slot connectors that lower internal electrical resistance. The premium industrial layout handles extreme thermal dissipation efficiently, keeping the power cage running quietly and safely under maximum computing strains.
Key Technical Specifications
- Product Type: Dual-port power supply distribution backplane interface board
- Compatible Server Platform: HPE ProLiant ML350 G6 Tower / Rackmount Server Series
- Power Slot Capacity: 2 Hot-swap power supply module interface connection ports
- Primary Mainboard Connection: Heavy-gauge multi-pin power wiring harness array
- Power Supply Compatibility Sizing: Standard HPE ProLiant 460W, 750W, and 1200W common slot power units
- Circuit Safety Engineering: Onboard circuit breaker modules and surge tracking arrays
- Chassis Attachment Blueprint: Custom toolless slide-lock alignment mounting points
- Compatible HPE Part Numbers: 496013-001, 511776-001, 461318-001, and 461314-001
Advanced 1+1 Hot-Swap Power Redundancy Tuning
The onboard distribution circuitry utilizes dynamic load-balancing tracking pathways to manage dual-power configurations efficiently. It lets systems administrators establish fully redundant power infrastructures, giving field technicians the ability to extract and replace a faulted power supply module while the server runs live, user-facing database applications.
Heavy-Duty Interconnect Trace Safety Layers
The board structure is fabricated using thick copper trace sheets capable of moving massive direct current loads safely across system components. This robust hardware path protects the overall server environment from overheating or trace warping during prolonged peak processing workflows, guaranteeing continuous stability.
Onboard Power Conditioning and Safety Screening
The internal circuit architecture contains active safety switches to counter unpredictable grid hazards. It features built-in protection mechanisms against over-voltage spikes, under-current line drops, and short circuits, shielding your installed processor cores, memory banks, and hard drive tracks from catastrophic failure.
Integrated Visual Diagnostic Telemetry Communication
Engineered to work alongside the HPE Integrated Lights-Out (iLO) system interface out of the box, the backplane communicates its slot health and voltage metrics in real time. This integration allows automated tracking reports across enterprise asset tools, simplifying remote diagnostic oversight and helping to isolate hardware faults instantly.
Server Power Distribution Interface Allocation Matrix
| Connected Power Module Count | Redundancy Validation | Expected Operational Behavior | Target Deployment Environment |
|---|---|---|---|
| 1 Active Power Supply | Non-Redundant Mode | Total System Shutdown If the Single PSU Fails | Basic Staging, Test Environments, or Localized File Testing |
| 2 Active Power Supplies | Full 1+1 Redundancy Met | Secondary PSU Instantly Picks Up Load If Primary Drops | Mission Critical Corporate Databases and Active Hypervisors |
Step-by-Step Server Hardware Installation Instructions
-
- Power Down System Safely: Shut down the server operating system completely, disconnect all active external AC power cords, and remove the side access panel.
- Extract Hot-Swap Power Modules: Pull your primary and secondary power supply bricks out of the rear bays using their integrated retention handles.
- Unplug Internal Wiring Harnesses: Disconnect the heavy multi-pin mainboard power cables and hard drive bay auxiliary wires from the motherboard ports.
- Remove Original Backplane Board: Unscrew the retention fasteners or press the chassis release tabs to lift out the degraded power backplane board from the metal cage.
- Seat and Secure the New Board: Slide the new board precise into the alignment tracks, click the clips closed, plug in the wiring lines, and slide your power modules back in.
Frequently Asked Questions
Can I mix power supply wattages on this dual-port backplane?
No. High-availability power architectures require matching power profiles to maintain stable power distribution. Mixing power supplies with different wattage levels (such as combining a 460W supply with a 750W supply) or different efficiency ratings on the same backplane board will cause a power configuration mismatch error and can prevent the system from booting up.
Will this power distribution board fit in an ML350 G5 or ML350 Gen8 server?
No. HPE utilizes completely unique internal power board configurations, screw positions, and pin connectors for each distinct server hardware framework generation. This specific backplane board is custom-engineered to align with the physical space constraints and power trace architectures of the ProLiant ML350 G6 family exclusively.
Do I need to swap out the wiring cables when replacing this board?
Replacement packages vary based on the specific spare part number you purchase. If you purchase the bare backplane board, you will carefully detach your existing heavy-gauge factory cables and route them onto the new board. If you purchase a full option kit bundle, it typically includes pre-attached fresh wiring harnesses for faster implementation.
