Dell 1850W Power Supply PSU D1850E-S0 for Dell PowerEdge 0TRM9N TRM9N
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- Specifications
- Description
| Manufacturer Part Number | 0TRM9N TRM9N |
| Manufacturer | Dell |
| Condition | Refurbished |
| Standard Warranty | 90 Day Replacement Warranty |
| Item Category | Power Supply |
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The Dell 1850W Power Supply Unit (PSU), model D1850E-S0, is a high-capacity, high-efficiency hot-swap server power supply engineered for select Dell PowerEdge enterprise platforms. Identified by Dell part numbers 0TRM9N / TRM9N and equivalent manufacturer models DPS-1850AB A and 9R9PK, this PSU is built to support power-dense compute, GPU, and accelerator workloads.
Designed for mission-critical environments, the Dell 1850W PSU delivers stable power, high efficiency, and redundancy support for modern data centers and high-performance servers.
Key Specifications
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Maximum Power Output: 1850 Watts
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Dell Part Numbers: 0TRM9N, TRM9N
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Model Numbers: D1850E-S0, DPS-1850AB A, 9R9PK
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Input Voltage: 100–240V AC (auto-ranging)
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Input Frequency: 50/60 Hz
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Maximum Input Current: 10A
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DC Output (Operating): +12V / up to 127A (up to 146.83A depending on configuration)
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Standby Output: +12Vsb / 3.0A (up to 3.5A)
Efficiency & Design
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Efficiency Rating: Platinum/Titanium class efficiency
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80 Plus Gold minimum rating
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Higher efficiency achieved at ~50% load
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Form Factor: Proprietary Dell hot-swap server PSU
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Cooling: Integrated high-reliability server cooling design
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Hot-Swappable: Yes, supports live replacement without system downtime
Compatibility
This 1850W PSU is compatible with select Dell PowerEdge enterprise servers, including:
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PowerEdge R840
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PowerEdge R940
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PowerEdge C4130
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PowerEdge C4140
Key Features & Benefits
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High-power output for GPU- and accelerator-dense systems
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Supports redundant PSU configurations for high availability
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Optimized for enterprise and data center workloads
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Reliable power delivery for compute-intensive applications
The Dell D1850E-S0 1850W Power Supply is an ideal replacement or upgrade PSU for supported PowerEdge systems, offering exceptional power efficiency, reliability, and scalability for demanding enterprise environments.