
Safe Checkout
Secure Payments
Fast Delivery
Order Today
Free Shipping
Across the US
Easy Returns
Hassle-Free
Dell R851G 300 Watts 200-240 V AC 50-60Hz Power Supply
- 300 Watts maximum output power
- Input Voltage: 200-240V AC
- Frequency: 50-60Hz
- Hot-swappable design for non-stop operation
- Designed for specific Dell server/storage models
- Provides reliable power for system components
- Supports redundant power configurations
- Ensures system stability and uptime
Free U.S. Ground Shipping
Typically 1-2 handling + 3-7 transit days
Purchase orders accepted
For government, enterprise, data center, and small business customers.
Bulk Purchase Inquiry
Volume pricing and availability
Product Overview
The Dell R851G is a 300-watt AC power supply unit designed for Dell server and storage systems. It operates with an input voltage range of 200-240V AC and a frequency of 50-60Hz, providing a stable power source. This hot-swappable PSU ensures continuous operation and reliability for critical enterprise hardware.
Technical Information
| Part Number | R851G |
| Type | Power Supply Unit |
| Wattage | 300W |
| Input Voltage | 200-240V AC |
Additional Specifications
| Frequency | 50-60Hz |
| Form Factor | Typically server internal module |
| Features | Hot-swappable |
Product Description
The Dell R851G is a 300-watt AC power supply unit specifically designed to meet the power requirements of various Dell server and storage systems. It operates within a standard 200-240V AC input voltage range, making it suitable for deployment in regions utilizing this power standard. The unit is engineered to deliver a stable and reliable power output, ensuring that the critical components of the server or storage system receive consistent energy for optimal performance. Key to its design for enterprise environments is its hot-swappable capability. This feature allows the power supply unit to be removed and replaced while the system remains operational, thereby eliminating downtime and ensuring continuous service availability. This is particularly important for mission-critical applications where uninterrupted operation is essential. The R851G often supports redundant configurations, where two or more power supplies work in tandem to provide power, with one taking over immediately if the other fails. This power supply is built to Dell's stringent quality standards, ensuring compatibility and reliability with the intended Dell hardware. By providing efficient and stable power, the R851G contributes to the overall health, longevity, and uptime of the server or storage system it powers. It is an integral part of the power infrastructure for compatible Dell enterprise solutions.


