
Small form factor power supplies for specific Dell OptiPlex models can be tricky to source, and this one is a direct replacement for systems using the J0YK4, H180AS-03, or D180A007L units. A practical grab if your SFF desktop has a dead PSU and you want a like-for-like swap without guessing at compatibility. Buy Now at Newegg
- 180W power supply
- 6+4 pin interface
- Model: J0YK4

A direct replacement for Dell Precision workstations in the T3600, T3610, T5810, and T7810 lines, so it's mainly useful if one of those machines loses its original PSU and you want a factory-spec swap rather than a third-party unit. Buy Now at Newegg
- 425W power output capacity
- Compatible with Dell T3600, T3610, T5810, T7810
- Supports AC425EF-00, AC425EF-01, AC425EF-02 power standards
- Supports D425EF-01, D425EF-02, D425EF-03 power standards
- Model: Y6WWJ

Rackmount builders and homelab users who need a reliable 600W power supply for a 2U server chassis will find this a straightforward fit, particularly if you're sourcing parts to keep build costs down. Buy Now at Newegg
- 600W power output
- 2U server rack mount form factor
- Model: GW2U-600

A server power supply swap worth knowing about if you're running a homelab, NAS build, or small business server that takes HP 600 G1-compatible hardware and needs a reliable replacement unit. Buy Now at Newegg
- 240W power capacity
- D12-240P1A compatible
- PS4201-2HF compatible
- PS-4241-2HF compatible
- Model: 600 G1

A direct replacement for the HP ProDesk 800 G3 SFF if your original power supply has failed, saving you from buying a whole new machine over a single component. Buy Now at Newegg
- 180W power output
- SFF compatible design
- Model: 901771-003

Designed for industrial automation setups, this power supply suits engineers or technicians who need a reliable 40W unit to run PLCs, sensors, or control panels in a panel-mount configuration. Buy Now at Newegg
- 1.4-0.7A output current
- Industrial control power supply
- Model: NLP40-7612J