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Single PSU provided consistent power delivery.
450-ADWR
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Single, Hot-plug power supply (1+0), 750W [SKU: 450-ADWR]
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450-ADWR
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- Single, Hot-plug power supply (1+0), 750W [SKU: 450-ADWR]
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![450-adwr single, hot-plug power supply (1+0), 750w [sku: 450-adwr]](https://backend.ormsystems.com/storage/products/thumbnails/450-adwr-price.webp "Dell 450-ADWR")
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450-ADWR Overview
450-ADWR is a powerful 450W power supply unit featuring a semi-modular design in the ATX form factor and certified with 80 PLUS Gold, providing a balanced mix of high efficiency and reliable performance. Operating on an input voltage of 100–240V with active PFC, this unit ensures optimal power delivery along with low noise levels, thanks to its 120mm fluid dynamic fan and robust build quality, making it well-suited for demanding gaming environments as well as professional workstations and servers.
450-ADWR is engineered with premium protections including OCP, OVP, SCP, and OTP to safeguard your system, while offering a comprehensive range of connectors such as 1 ATX 24-Pin, 1 EPS (CPU) 4+4 Pin, 1 PCIe (6+2) connector, 4 SATA power connectors, and 2 Molex connectors. With sleeved cables that enhance cable management and durability, this unit delivers exceptional efficiency and performance, making it an excellent choice for high-performance gaming builds, workstations, and server setups.
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450-ADWR Specifications
- Product Type
- Power Supply
- Wattage
- 450W
- Use Case
- Gaming
- Form Factor
- ATX
- Modularity
- Semi-Modular
- 80 PLUS Certification
- Gold
- Rail Configuration
- N/A
- Certifications
- 80 PLUS / CE / FCC / UL / ROHS
- Remote Monitoring
- No
- Input Voltage
- 100–240V
- Hot-Swap Capable
- No
- PFC (Power Factor Correction)
- Active PFC
- Fan Size
- 120mm
- Fan Bearing Type
- Fluid Dynamic
- Zero RPM Mode
- Yes
- Efficiency Rating
- 94%
- Protections
- OCP / OVP / SCP / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 1
- PCIe (6+2) Connectors
- 1
- SATA Power Connectors
- 4
- Molex Connectors
- 2
- Floppy Connector
- No
- Cable Type
- Sleeved
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 100,000 hours
- Operating Temperature
- 40°C
- Product Name
- 450-ADWR
- Height
- 5.5 inches
- Width
- 7.0 inches
- Depth
- 5.8 inches
- Weight
- 8 lbs
450-ADWR Use Case
High-Availability Data Center Power Redundancy with 450-ADWR-Single 750W Hot-Plug PSU
In a Tier-3 colocation facility hosting mission-critical virtualized workloads, IT teams deploy the 450-ADWR-Single 750W hot-plug power supply (1+0) to build a redundant power architecture. By replacing or servicing PSUs live—without server downtime—they slash mean time to repair (MTTR) by 50%, uphold 99.982% SLA uptime and safeguard enterprise applications against power failures.
Carrier-Grade Telecom Network Edge Reliability
A national telecom operator powers remote 4G/5G edge routers in unmanned cell sites using the 450-ADWR-Single 750W hot-plug PSU. Field engineers execute live swaps during routine maintenance windows without interrupting subscriber connectivity—delivering uninterrupted service availability, reducing operational expenses, and eliminating SLA breaches for high-density mobile traffic.
Continuous Operation in Industrial Automation Controllers
An automotive assembly plant integrates the 450-ADWR-Single 750W hot-plug power supply into PLC-based control cabinets driving robotic assembly lines. Hot-swappable PSU modules enable on-the-fly replacement during peak production cycles, preventing costly line stoppages, ensuring stable power delivery under variable loads, and maximizing manufacturing throughput.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 450-ADWR |  450-AAQB | ![Need to use Single, Hot-plug power supply, 2400W, 250V power cable [SKU: 450-AGUK]](https://backend.ormsystems.com/storage/products/thumbnails/450-aguk-price.webp) 450-AGUK | ![Dual, Hot-plug redundant power supply (1+1), 1100W [SKU: 450-ADWM]](https://backend.ormsystems.com/storage/products/thumbnails/450-adwm-price.webp) 450-ADWM | ![Dual, Hot-plug redundant power supply, 2000W, need C19/C20 power cable [SKU: 450-AENU]](https://backend.ormsystems.com/storage/products/thumbnails/450-aenu-price.webp) 450-AENU | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 450W | 450W | 450W | 450W | 450W |
| Use Case | Gaming | Workstation / Gaming / General Use | Gaming / Workstation / General Use | Enterprise Server / Workstation / Gaming | Gaming |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Semi-Modular | Non-Modular | Semi-Modular | Semi-Modular | Non-Modular |
| 80 PLUS Certification | Gold | Bronze | Bronze | Gold | Bronze |
| Rail Configuration | N/A | Single Rail | Single Rail | Multi Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / RoHS | 80 PLUS, CE, FCC, UL, RoHS | CE |
| Remote Monitoring | No | No | No | N/A | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Hot-Swap Capable | No | No | No | No | No |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Fan Bearing Type | Fluid Dynamic | Sleeve | Fluid Dynamic | Fluid Dynamic | Ball |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 94% | 87% | 85% | 90% | 85% |
| Protections | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP | OCP / OVP / SCP | OCP, OVP, SCP, OTP | OCP / OVP / UVP / SCP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 1 | 1 |
| PCIe (6+2) Connectors | 1 | 1 | 1 | 2 | 2 |
| SATA Power Connectors | 4 | 4 | 4 | 4 | 4 |
| Molex Connectors | 2 | 2 | 2 | 2 | 2 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Sleeved | Flat | Flat | Sleeved | Flat |
| RGB Lighting | No | No | No | No | No |
| MTBF (Mean Time Between Failures) | 100,000 hours | 100,000 hours | 100,000 hours | 150,000 hours | 100,000 hours |
| Operating Temperature | 40°C | 40°C | 40°C | 50°C | 50°C |
| Product Name | 450-ADWR | 450-AAQB | 450-AGUK | 450-ADWM Power Supply | 450-AENU 450W ATX Power Supply |
| Height | 5.5 inches | 5.5 inches | 5 inches | 5.0 inches | 5.5 inches |
| Width | 7.0 inches | 5.9 inches | 6 inches | 6.3 inches | 4.3 inches |
| Depth | 5.8 inches | 6.3 inches | 5.5 inches | 5.9 inches | 5.4 inches |
| Weight | 8 lbs | 6.4 lbs | 4 lbs | 4.2 lbs | 4.5 lbs |
Reviews & Ratings
S
Saif Ullah
4
No failures so far.
A
Arto Lehtinen
5
Quiet and efficient.
B
Bilal Arif
5
Installed easily.
C
Charles Bennett
4
Dependable Dell power supply.
Questions & Answers
What is the Single, Hot-plug power supply (1+0), 750W (SKU: 450-ADWR)?
The 450-ADWR is a single, hot-plug 750W power supply designed for server applications, offering high availability and easy field replacement without shutting down the system.
What does hot-plug capability mean for the 450-ADWR power supply?
Hot-plug capability allows you to install or replace the 450-ADWR power supply while the server remains powered on, minimizing downtime and maintaining continuous operation.
Which server models are compatible with SKU 450-ADWR?
The 450-ADWR power supply is compatible with all PowerEdge R-series and select M-series servers that support a single 1+0 750W hot-plug power module.
How do I install the 750W hot-plug power supply (450-ADWR)?
Slide the 450-ADWR module into an available PSU bay until it locks, then connect the AC input cable; the server’s LED will confirm proper seating and operation.
What are the electrical specifications of SKU 450-ADWR?
The 450-ADWR operates at 100-240V AC input, delivers 750W output, and supports 47-63Hz frequency with an operating efficiency up to 94%.
Does the 450-ADWR power supply support redundancy?
No, the 450-ADWR is configured as a 1+0 single-module power supply and does not provide internal redundancy; adding a second unit requires a redundant configuration bay.
What certifications and compliance standards does 450-ADWR meet?
The 450-ADWR is CE, UL, FCC, and RoHS certified, ensuring compliance with international safety, electromagnetic, and environmental standards.
What is the operating temperature range for SKU 450-ADWR?
The 450-ADWR is rated for operation between 0°C to 45°C (32°F to 113°F), ensuring reliable performance in standard data-center environments.
How do I verify the 450-ADWR power supply status?
Check the front-panel LED: green indicates normal operation, amber signals a warning, and red denotes a failure requiring immediate attention.
Are power cables included with the 450-ADWR module?
No, the 450-ADWR ship kit includes only the power supply module; AC power cables must be purchased separately or sourced from your existing inventory.
What are the physical dimensions and weight of SKU 450-ADWR?
The 450-ADWR measures 100mm x 41mm x 330mm and weighs 1.2kg, fitting standard 1U and 2U server PSU bays.
Is the 450-ADWR backward compatible with older server generations?
Yes, the 450-ADWR is backward compatible with PowerEdge servers supporting a 1+0 750W hot-plug form factor from previous generations.
What warranty does the 450-ADWR power supply include?
The 450-ADWR comes with a three-year limited hardware warranty and optional extended support plans for on-site service and parts replacement.
How do I troubleshoot overheating issues with SKU 450-ADWR?
Ensure proper airflow around the PSU bay, clean server air filters, verify fan operation, and confirm ambient temperature stays within the 0°C–45°C range.
Where can I purchase the 450-ADWR hot-plug power supply?
You can order the 450-ADWR directly from authorized distributors, online server hardware retailers, or through your system integrator.
Can I hot-swap the 450-ADWR without data loss?
Yes, you can hot-swap the 450-ADWR module without powering down or risking data loss, provided the server is configured for uninterrupted power operation.