Dell 240W Bronze SFF Power Supply (22M8Y)

Delivers 240 W with 80 Plus Bronze efficiency in a Small Form Factor design, built for Dell OptiPlex 3020, 7020, 9020, and XE2 SFF systems.

Overview

The Dell 22M8Y is a 240-watt power supply unit engineered for Small Form Factor desktops. It converts 100–240 V AC input into stable DC output with 80 Plus Bronze efficiency. Active cooling keeps thermals in check, while over voltage, over power, and short circuit protection safeguard connected components.

What stands out

• Proprietary 8-pin ATX main connector for Dell SFF boards
• Dual +12V rails: 18 A on +12V1, 16 A on +12V2
• Two SATA power connectors and one slimline SATA for optical drives
• 4-pin ATX CPU power connector included

Technical details

• Power output: 240 W
• Efficiency rating: 80 Plus Bronze
• Form factor: Small Form Factor (SFF)
• Input voltage: 100–240 V AC
• Input frequency: 50/60 Hz
• Main power connector: 8-pin ATX (Dell proprietary)
• CPU power connector: 4-pin ATX
• SATA power connectors: 2
• Optical drive power connector: 1x slimline SATA
• Cooling type: Active (fan)
• Protection: OVP, OPP, SCP
• +12V1 output current: 18 A
• +12V2 output current: 16 A
• +5V output current: 15 A
• +3.3V output current: 12 A
• +5Vsb output current: 2 A
• -12V output current: 0.5 A
• Compatible with: Dell OptiPlex 3020 SFF, 7020 SFF, 9020 SFF, XE2 SFF

Our verdict

A reliable replacement PSU for Dell SFF business desktops, delivering the exact power and connectors required.