2XK8W 255W Power Supply for OptiPlex 3020 7020 9020 SFF Precision T1700
255W internal desktop power supply for compatible OptiPlex 3020, 7020, 9020 SFF, and Precision T1700 SFF systems using the matching small form factor PSU layout. This replacement power supply is designed for systems requiring a 255W unit with an 8-pin motherboard power connector, 4-pin 12V CPU power connector, and the same physical size, mounting style, rear AC plug position, and cable layout.
What’s Included
- Included Item: 1x 255W internal desktop power supply
Technical Specifications
- Primary Part Number: 2XK8W
- Part Type: Internal desktop power supply
- Maximum Output Power: 255W
- Form Factor: Small form factor / SFF desktop PSU
- Dimensions: 72mm x 62mm x 239mm
- AC Input Voltage: 100-240V~
- AC Input Current: 4.6A
- Frequency: 50-60Hz
- DC Output +12VA: 14A
- DC Output +12VB: 13A
- DC Output +12Vsb: 1.67A
- Condition: Grade A, cleaned and fully tested
- Installation Type: Internal screw-mounted desktop PSU
- Application Type: SFF desktop power supply replacement
Connector & Cable Layout
- P1 Main Connector: 8-pin motherboard power connector
- P2 CPU Connector: 4-pin 12V CPU power connector
- AC Power Input: Standard C13 AC power cable required, sold separately
- Cable Layout: Chassis-specific cable routing for compatible SFF systems
- Fit Requirement: Match the original PSU part number, connector layout, cable length, and mounting style before installation
Interchangeable / Replacement Part Numbers
2XK8W, 3XRJ0, AC255AS-00, AC255ES-00, AC255ES-01, B255ES-01, D-0255ADU00-101, D255AS-00, D255E001L, D255E002L, D255ES-00, DPS-255KBA, DPS-255LBA, F255ES-00, FN3MN, FP16X, H1FWX, H255ES-00, H255ES-01, HCWV2, HK355-82FP, HK355-82PP, HU255AS-00, HU255ES-01, HXRPX, L255AS-00, L255ES-00, L255ES-01, M9GW7, NT1XP, PCB049, PCB050, PJKWN, PS-3261-1DA, PS-3261-2DB, PS-3261-2DF, R7PPW, T4GWM, V9MVK, WD-ZD25FSGF, YH9D7
Required Power Cable Sold Separately
This power supply requires a standard C13 AC power cable, sold separately: M2PNC 3 ft C13 Power Cable
✅ Confirmed Compatibility
Please note that the following list is not exhaustive. Compatibility depends on your system’s specific chassis style, original power supply part number, connector layout, wattage, rear AC plug location, mounting points, and cable routing. It’s essential to verify compatibility with your desktop model and original power supply before installation.
✔ OptiPlex 3020 SFF Models: OptiPlex 3020 Small Form Factor, OptiPlex 3020 SFF
✔ OptiPlex 7020 SFF Models: OptiPlex 7020 Small Form Factor, OptiPlex 7020 SFF
✔ OptiPlex 9020 SFF Models: OptiPlex 9020 Small Form Factor, OptiPlex 9020 SFF
✔ Precision T1700 SFF Models: Precision T1700 Small Form Factor, Precision T1700 SFF
☑️ Key Features
☑️ 255W replacement power supply for compatible SFF desktop systems
☑️ Grade A, cleaned, and fully tested
☑️ Uses 8-pin motherboard power connector
☑️ Includes 4-pin 12V CPU power connector
☑️ Supports 100-240V AC input
☑️ 72mm x 62mm x 239mm chassis-specific SFF power supply size
☑️ Useful replacement for failed, noisy, intermittent, or non-working power supplies
☑️ Interchangeable with 2XK8W, D255E001L, D255E002L, AC255ES-00, DPS-255KBA, DPS-255LBA, H255ES-00, L255ES-00, and other listed part numbers
☑️ Includes warranty
⚙️ Fit Notes
- Match your original power supply part number whenever possible
- Confirm your original PSU is a 255W unit with the same connector layout
- Confirm your system uses an 8-pin motherboard power connector and 4-pin 12V CPU power connector
- Confirm your chassis is the compatible SFF / small form factor configuration
- This power supply is not intended for mini tower, desktop tower, ultra-small form factor, micro, or all-in-one chassis configurations
- Compare the physical dimensions, rear AC plug location, fan orientation, mounting screw points, and cable routing before ordering
- Verify that your system’s internal drive power wiring and motherboard power distribution match the original configuration
- This power supply requires a standard C13 AC power cable, sold separately
- This unit does not include an AC power cord unless shown
- Always disconnect the AC power cable and allow the system to fully discharge before replacing a power supply
- Do not install in systems requiring higher wattage, different chassis-specific dimensions, different power connectors, or a different mounting style
