Desktop Computer Power Supplies
Desktop computer power supplies are essential components that provide the necessary electrical power to run a desktop computer system. These units convert input voltage from a wall outlet into various DC voltages that are required by the computer's internal components. They come in different wattages and efficiencies to meet the power demands of different systems. The power supply unit is responsible for distributing power to the motherboard, graphics card, hard drives, and other peripherals. Adequate power supply ensures stable performance and longevity of the desktop computer. Upgrade options are available for those seeking additional power or enhanced efficiency in their desktop computer power supplies.
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IBM 12J5991 12J5990 API-6056 90W Desktop Computer Power Supply 100-127V
IBM
$66.00Was: $125.00IBM 12J5991 12J5990 API-6056 90W Desktop Computer Power Supply 100-127V 90-watt power supply unit for IBM desktop computers. Supplies regulated DC power to system components via ATX and peripheral connectors. Specifications & What's Included Model:...12862- SKU:
- 12862
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- IBM
- Model:
- 12J5991
- Secondary Model:
- API-6056
- MPN:
- 12J5990
- FRU Number:
- 12J5991
- SKU:
- 12862
- Condition:
- Used – Inspected
- Seller Notes:
- Power supply only; no additional accessories included.
- Form Factor:
- Desktop
- Power Output:
- 90 Watts
- Input Voltage:
- 100-127V AC, 50/60Hz
- Revision:
- Rev D
- Engineering Change:
- E71692
- Compatible With:
- IBM Desktop PCs requiring 12J5991 / 12J5990 power supply
- Country of Manufacture:
- Unknown
- Connector Type:
- 20-pin ATX main, 4-pin Molex peripheral, floppy power
- Condition Notes:
- IBM 12J5991 90W Desktop Computer Power Supply (P/N 12J5990 / API-6056) in excellent working condition. This unit has been bench tested and verified to operate properly.
$66.00Was: $125.00 -
Packard Bell 190077 Liteon PA-4022-6B 204W AT Desktop Computer Power Supply
Packard Bell
$59.00Was: $135.00Packard Bell 190077 Liteon PA-4022-6B 204W AT Desktop Computer Power Supply This is a used 204W AT form factor power supply manufactured by Liteon for Packard Bell desktop computers. It converts AC input to multiple DC output voltages required by older...12055- SKU:
- 12055
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 4.00 LBS
- Brand:
- Liteon (Taiwan Liton Electronic Co., Ltd.)
- Model:
- PA-4022-6B
- MPN:
- PA-4022-6B
- Secondary Model:
- 190077
- BPCS Part Number:
- 190077
- SKU:
- 12055
- Condition:
- Used – Inspected
- Seller Notes:
- Power supply only; no PC chassis included. All output cables present.
- Form Factor:
- AT Desktop
- Power Output:
- 204W
- Input Voltage:
- 100-127V AC / 200-240V AC
- Input Frequency:
- 50-60 Hz
- Input Current:
- 6.5A @ 100-127V; 4A @ 200-240V
- Output +5V:
- +5V DC @ 20A
- Output +12V:
- +12V DC @ 8A
- Output -5V:
- -5V DC @ 0.5A
- Output -12V:
- -12V DC @ 0.5A
- Ambient Temperature Max:
- 50°C
- Connector Type:
- IEC C14 AC inlet; Molex 4-pin peripheral; AT main power
- Compatible With:
- Packard Bell AT desktop computers
- Country of Manufacture:
- Taiwan
- Certifications:
- UL, CSA, CE, FI, S, D
- Condition Notes:
- This Packard Bell 190077 / Liteon PA-4022-6B 204W AT Desktop Power Supply has been visually inspected and appears to be in good used condition. The unit shows typical light wear consistent with prior use.
$59.00Was: $135.00 -
Zenith ZDS 234-859 Power Supply for ZFX-0248 286 Desktop Computer 115/230V
Zenith
$60.00Was: $135.00Zenith ZDS 234-859 Power Supply for ZFX-0248 286 Desktop Computer 115/230V This is a desktop power supply unit designed for the Zenith ZFX-0248 286 computer. It converts AC mains power to the DC voltages required by the system. Specifications &...12015- SKU:
- 12015
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 10.00 LBS
- Brand:
- Zenith Data Systems (ZDS)
- Model:
- 234-859
- MPN:
- 234-859
- SKU:
- 12015
- Condition:
- Used – Inspected
- Compatible With:
- Zenith ZFX-0248 286 Desktop Computer
- Form Factor:
- Desktop
- Power Requirements:
- 115/230V AC, 4.6/2.9A, 60/50Hz
- Voltage Rating:
- 115/230V AC
- Current Rating:
- 4.6A @ 115V / 2.9A @ 230V
- Frequency:
- 60/50 Hz
- Connector Type:
- Molex 4-pin power connectors
- Country of Manufacture:
- USA
- Seller Notes:
- Power supply only; no computer or accessories included.
- Condition Notes:
- This Zenith ZDS 234-859 desktop power supply for the ZFX-0248 286 computer is in good used condition. The unit shows typical wear consistent with prior service use — the metal housing has minor surface scuffing and light discoloration, most visible
$60.00Was: $135.00 -
Compaq 270656-001 PS-5201-4C 200W ATX Power Supply Deskpro 4000 PS2014 135W
Compaq
$74.00Was: $135.00Compaq 270656-001 PS-5201-4C 200W ATX Power Supply Deskpro 4000 PS2014 135W ATX form factor power supply for Compaq Deskpro desktop systems. Converts AC input to regulated DC output across multiple voltage rails. Specifications & What's...11678- SKU:
- 11678
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 4.00 LBS
- Brand:
- Compaq
- Model:
- PS2014
- Secondary Model:
- PS-5201-4C
- MPN:
- 270656-001
- SKU:
- 11678
- Condition:
- Used – Inspected
- Seller Notes:
- Unit only; no accessories included.
- Form Factor:
- ATX Desktop
- Compatible With 1:
- Compaq Deskpro 4000
- Compatible With 2:
- Compaq Deskpro Series PS2014
- Country of Manufacture:
- China
- Power Output:
- 200W Max
- Combined Max Power:
- 135W
- Power Connector:
- 20-Pin ATX
- Input Voltage:
- 100-120V / 200-240V AC, 50-60Hz
- Input Current:
- 5.5A @ 120V / 2.75A @ 240V
- Output Rails:
- +5V 25A, +3.6V 10A, +12V 4.5A, -5V 0.15A, -12V 0.15A, +5VSB 1.2A
- Part Number:
- 270646-001
- Spare Part Number:
- 270656-001
- Series:
- PS2014
- Certifications:
- UL, TÜV Rheinland, N (Argentina)
- Condition Notes:
- This Compaq 270656-001 PS-5201-4C 200W ATX Desktop Power Supply has been inspected and appears to be in good used condition. The unit shows light surface wear consistent with prior deployment in a desktop environment.
$74.00Was: $135.00 -
DEC Digital H7421A Rackmount Power Supply 120V 50/60Hz 3.75A 5V Adjust
DEC
$100.00Was: $200.00DEC Digital H7421A Rackmount Power Supply 120V 50/60Hz 3.75A 5V Adjust Rackmount power supply from Digital Equipment Corporation. Converts 120V AC input to regulated 5V DC output with adjustable voltage setting. Equipped with internal cooling fan and...9219- SKU:
- 9219
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 24.00 LBS
- Brand:
- Digital Equipment Corporation (DEC)
- Model:
- H7421A
- MPN:
- H7421A
- SKU:
- 9219
- Condition:
- Used – Inspected
- Seller Notes:
- Includes attached power cable. Lid removed for internal inspection photo.
- Form Factor:
- Rack Mount
- Power Requirements:
- 120V AC, 50/60Hz, 3.75A
- Output Voltage:
- 5V (adjustable)
- Output Connector:
- 6-pin Molex-style connector
- Cooling:
- Internal cooling fan
- Compatible With:
- DEC PDP, VAX, and DECsystem minicomputer series
- Country of Manufacture:
- United States
- Voltage Rating:
- 120V AC
- Current Rating:
- 3.75A
- Frequency:
- 50/60Hz
- Fuse Rating:
- 5A (per label: Replace with 5A Fuse)
- Condition Notes:
- This DEC Digital H7421A Rackmount Power Supply has been inspected at our facility. The unit is in good used cosmetic condition — the aluminum chassis shows typical surface scuffing and light wear consistent with its age and prior rack deployment.
$100.00Was: $200.00 -
MultiTech Systems PS4800 Power Supply for CC4800 Chassis MultiModem
MultiTech Systems
$125.00Was: $250.00MultiTech Systems PS4800 Power Supply for CC4800 Chassis MultiModem External enclosed power supply unit designed for the MultiTech CC4800 Chassis. Supplies power to MultiModem systems and related telecommunications equipment. Specifications & What's...8657- SKU:
- 8657
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 7.00 LBS
- Brand:
- MultiTech Systems
- Model:
- PS4800
- MPN:
- PS4800
- SKU:
- 8657
- Condition:
- Used – Inspected
- Compatible With:
- MultiTech CC4800 Chassis
- Form Factor:
- External / Enclosed Chassis Power Supply
- Seller Notes:
- Power supply unit only. No additional accessories included.
- Country of Manufacture:
- United States
- Condition Notes:
- This MultiTech Systems PS4800 Power Supply for the CC4800 Chassis has been visually inspected and appears to be in good used condition. The front panel shows the MultiTech Systems PS4800 label intact, a functioning green LED indicator, and a rocker
$125.00Was: $250.00 -
LaCie TX8000 PWR Removable Power Supply Module Hot-Swap Desktop Server
La Cie Ltd.
$59.00Was: $135.00LaCie TX8000 PWR Removable Power Supply Module Hot-Swap Desktop Server This is a removable power supply sled module designed for the LaCie TX8000 storage system. It functions as a hot-swappable component within the TX8000 chassis and handles power...8050- SKU:
- 8050
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 15.00 LBS
- Brand:
- LaCie
- Model:
- TX8000
- MPN:
- TX8000 PWR
- SKU:
- 8050
- Condition:
- Used – Inspected
- Seller Notes:
- Power supply module only; no additional accessories included.
- Form Factor:
- Removable / Hot-Swap Sled Module
- Compatible With:
- LaCie TX8000 Storage System
- Country of Manufacture:
- France
- Condition Notes:
- This LaCie TX8000 PWR Removable Power Supply module is a used, inspected surplus unit. The metal sled chassis appears intact with normal surface scuffing consistent with prior installation and removal.
$59.00Was: $135.00 -
Dell SA145-3437 145W AT Desktop Power Supply 100-240V w/ Cable Power Switch
Dell
$52.00Was: $125.00Dell SA145-3437 145W AT Desktop Power Supply 100-240V w/ Cable Power Switch The Dell SA145-3437 is a 145-watt AT-form-factor desktop power supply designed for older AT-standard PC cases. It accepts a wide input voltage range of 100–120V and 200–240V at...7445- SKU:
- 7445
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Dell
- Model:
- SA145-3437
- MPN:
- SA145-3437
- SKU:
- 7445
- Condition:
- Used – Inspected
- Form Factor:
- AT Desktop
- Power Output:
- 145W Max Continuous
- Input Voltage:
- 100-120V AC (4.0A) / 200-240V AC (2.0A)
- Input Frequency:
- 50/60Hz
- Output Voltages:
- +12V 4.2A, +5V 18.0A, -5V 0.3A, -12V 0.3A
- Power Supply Type:
- AT
- Power Switch:
- Cable power switch included
- Certifications:
- CSA Level 3, UL (M LR53820), VDE, CE (E132002)
- Component Type:
- Custom Rectifier
- Compatible With:
- Dell AT-form-factor desktop computers
- Country of Manufacture:
- Unknown
- Seller Notes:
- Includes attached cable harness and cable power switch.
- Condition Notes:
- This Dell SA145-3437 145W AT Desktop Power Supply has been inspected and is in good used condition cosmetically. The unit shows light surface wear consistent with prior installation and use in a desktop environment.
$52.00Was: $125.00