Dell 425W Workstation Power Supply Y097X / 3W8F7 | Precision T5820 / T7820 (Hot-Swap / Redundant)
Key Features
- New original Dell 425W hot-swap workstation power supply for Precision T5820 and T7820
- Dell part numbers: Y097X / 3W8F7 — same physical unit, interchangeable DPN
- PSU model numbers: D425EF-03
- Hot-plug / hot-swap capable — PSU can be replaced without shutting down the workstation
- Supports redundant dual-PSU configuration in T5820 / T7820 chassis
- 425W output for standard Precision T5820 / T7820 workstation workloads
- Wide input range: 100–240V AC, 50–60Hz — compatible with MY/SG 240V supply
- Built-in OVP / OCP / SCP protection
Technical Specifications
| Brand |
Dell |
| Condition |
New Original (Genuine Dell) |
| Dell PN |
Y097X / 3W8F7 |
| PSU Model |
D425EF-03 |
| Wattage |
425W MAX |
| Input Voltage |
100–240V AC, 50–60Hz |
| Output |
425W MAX continuous output |
| Form Factor |
Dell Precision Workstation MT — Hot-Swap |
| Connector Type |
Workstation Hot-Swap Backplane Connector |
| Hot Plug |
Yes — Hot-Swap / Hot-Plug Supported |
| Redundancy |
N+1 Redundant PSU Support |
| Protection |
OVP / OCP / SCP |
Compatible Models
Dell Precision Workstation Series:
- Dell Precision T5820
- Dell Precision T7820
⚠️ Always verify the part number / model number on your existing PSU label before purchasing.
Package Contents
- 1× Dell 425W Workstation PSU Y097X 3W8F7 Precision T5820 T7820 (New Original or identical DPN)
Warranty
- 3-month replacement warranty
- Covers manufacturing defects; physical damage and improper installation not included
Additional Notes
- Hot-swap — PSU can be replaced while workstation is running (when redundant PSU is active).
- T5820 / T7820 chassis uses a different PSU form factor from T5810 / T7810 — not cross-compatible.
- Verify Dell DP/N on existing PSU label matches Y097X or 3W8F7 before ordering.
- New original unit — genuine factory Dell unit, not refurbished or aftermarket.