PWR-00160-04 Arista 495W AC Input 100-240V 50-60Hz Hot Plug Power Supply.

Product Overview of ARISTA PWR-00160-04 495W Power Supply

Device Specifications:

• Manufacturer: ARISTA
• Part Number: PWR-00160-04
• Maximum Output Capacity: 495W / 500W
• Voltage Input Compatibility: 100–240V AC
• Current Input Range: 6.5A–3A
• Frequency Range: 50–60Hz
• Certification: 80 PLUS Platinum efficiency rating
• Cooling Direction: Rear-to-Front (R2F) Airflow
• Installation Type: Hot-Swappable / Hot Plug

Optimized Electrical Performance

• Stable +12V output delivering up to 41.25 Amps
• Dedicated standby power through +12VSB at 3.0A
• Ideal for mission-critical networking gear requiring consistent voltage regulation
• Power reliability designed to reduce energy losses and thermal strain

High-Efficiency Power Delivery – 80 Plus Platinum Certified

• Minimizes energy waste by achieving premium power conversion efficiency
• Perfect for enterprise environments focused on sustainability and uptime
• Less heat generation leads to quieter and more efficient operation

Compatibility with ARISTA Switches

• Built to work seamlessly with ARISTA 7050X Series switches
• Fully supported on ARISTA 7280 2RU switch models
• Ensures maximum compatibility for networking hardware deployment

Rear-to-Front Cooling System Design

• Engineered for optimized thermal management in dense data center environments
• Supports rack configurations where air exhaust flows from rear to front
• Enhances cooling performance by aligning with network gear airflow design

Designed for Scalable Network Infrastructure

• High wattage and stable output meet the demands of growing networks
• Flexible input voltage accommodates global power standards
• Fits in modern IT racks, data centers, and edge computing environments

Power and Voltage Output – Stability and Redundancy

• 12 V Rail Output: Capable of supplying 41.25 A for high-load switching hardware
• Standby Auxiliary Voltage (+12VSB): Provides 3.0 A for low‑power standby operations
• Ensures dependable voltage regulation even under full load scenarios
• Offers built‑in redundancy potential when paired with dual supply arrangements

Energy Efficiency – Platinum‑Level Certification

• 80 Plus Platinum rating ensures reduced energy waste and lower heat production
• Promotes energy‑saving operation within data center and enterprise networks
• Helps reduce cooling demands, leading to extended hardware lifespan and lower operational costs

Rear‑to‑Front Airflow Architecture

• Tailored for rack designs that pull cool air from front and expel hot air toward the rear
• Aligns with most hot‑aisle/cold‑aisle layouts prevalent in modern server environments
• Optimizes internal airflow dynamics for sustained thermal performance

Hot‑Swap – Zero Downtime

• Enables replacement while the system remains powered on—no shutdown required
• Minimizes maintenance downtime and supports continuous uptime in production settings
• Ideal for mission‑critical infrastructure, including high‑availability switches

Compatibility – ARISTA Networking Switch Integration

• Designed to integrate seamlessly with ARISTA 7050X series
• Also well-suited for ARISTA 7280 two‑rack‑unit switch models
• Assures reliable interoperability with ARISTA’s switching platforms
• Reduces risk of mismatched components and facilitates straightforward deployment

Expandable Power Infrastructure

• High wattage supports the demands of expanding network fabric
• Global voltage compatibility (100–240 V) allows deployment in diverse geographic zones
• Supports edge computing racks, enterprise core switches, or high‑density data facilities

Technical Highlights at a Glance

• 495–500 W continuous power delivery
• 85 %–92 % efficiency (typical for 80 Plus Platinum under load)
• +12 V output capability of 41.25 A
• +12V standby (3.0 A) for auxiliary systems
• Hot‑swappable form factor designed for uninterrupted hardware servicing
• Rear‑to‑front airflow tailored to optimized thermal strategy
• Wide‑range AC input fits international power standards

Benefits of 80 Plus Platinum Efficiency

• Less wasted energy translates into reduced utility bills and lowered TCO (Total Cost of Ownership)
• Minimized internal heat output lightens cooling infrastructure requirements
• Boosts the overall reliability and service life of connected equipment

Operational Reliability Through Hot‑Plug Design

• Maintains network availability during component swap or service
• Prevents operational interruptions in 24/7 uptime scenarios
• Safe and resilient for enterprise‑level switch fabrics

Environmental Fit – Data Center and Enterprise Usage

• Conforms to high‑density rack configurations by minimizing cooling conflicts
• Supports green IT initiatives through efficient power usage
• Balances performance, efficiency, and maintainability in demanding IT infrastructure

Key Use Cases and Fitment Scenarios

• Enterprise core switch nodes handling heavily aggregated traffic—require stable, efficient power
• Cloud service providers with high-density rack layouts—benefit from planned airflow strategies
• Telecom carrier facilities needing sustainable, hot-swappable power resilience
• Edge hubs and branch data closets where minimal service interruption is paramount

Technical Considerations

• Ensure rack airflow layout aligns (front intake, rear exhaust) for proper cooling performance
• Verify dual-power module redundancy for high-availability setups
• Confirm that provisioned power meets 495 W minimum per slot under full-load conditions
• Standard hot‑swap readiness allows pre‑staging of replacement modules to ensure uptime

Keywords and Synonym Integration for Visibility

• “ARISTA power supply 500W”
• “PWR‑00160‑04 80 Plus Platinum power unit”
• “Hot swappable 495W PSU for ARISTA 7050X”
• “Rear‑to‑front airflow power supply for ARISTA 7280 switch”
• “High‑efficiency switch PSU with global voltage support”