Dell 425W Workstation PSU Y097X 3W8F7 Precision T5820 T7820 (Hot-Swap) - Power Supply

Dell 425W Workstation Power Supply Y097X / 3W8F7 | Precision T5820 / T7820 (Hot-Swap / Redundant)

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

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

Dell Precision Workstation Series:

⚠️ Always verify the part number / model number on your existing PSU label before purchasing.

1× Dell 425W Workstation PSU Y097X 3W8F7 Precision T5820 T7820 (New Original or identical DPN)

3-month replacement warranty
Covers manufacturing defects; physical damage and improper installation not included

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.