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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Lead Year Super 2250 250W AT Power Supply 115/230V Tiger Desktop PC ATX
Lead Year
$50.00Was: $100.00Lead Year Super 2250 250W AT Power Supply 115/230V Tiger Desktop PC ATX Used AT form factor power supply rated for 250 watts. Converts 115/230V AC input to regulated DC outputs for desktop PC systems. Specifications & What's Included Model: Lead...23491- SKU:
- 23491
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Lead Year
- Model:
- Super 2250
- MPN:
- Super 2250
- SKU:
- 23491
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Includes attached multi-connector power harness with Molex and Berg connectors
- Form Factor:
- AT Desktop
- Power Output:
- 250 Watts
- Power Requirements:
- 115/230V AC, 60Hz/50Hz, 6.0/3.0A
- Output Voltages:
- +5V, -5V, +12V, -12V
- Max Output Current:
- +5V: 25A, -5V: 0.3A, +12V: 10A, -12V: 0.3A
- Max Combined Output:
- 425W including outlet
- Certifications:
- UL, CSA, TÜV Rheinland
- Compatible With:
- AT form factor desktop PC chassis
- Country of Manufacture:
- Taiwan
- Condition Notes:
- This Lead Year Super 2250 250W AT desktop power supply has been tested at our facility and is in good working order. The unit presents with the typical cosmetic wear expected of a pulled surplus item — light surface scuffing on the metal housing and
$50.00Was: $100.00 -
Premier PS-ATX-250SN 250W ATX Desktop Power Supply 115V/230V 50-60Hz
Premier
$60.00Was: $135.00Premier PS-ATX-250SN 250W ATX Desktop Power Supply 115V/230V 50-60Hz 250W ATX form factor desktop power supply with dual voltage input (115V/230V switchable). Provides regulated DC power to standard ATX computer systems with manual voltage selection via...25080- SKU:
- 25080
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Premier
- Model:
- PS-ATX-250SN
- MPN:
- PS-ATX-250SN
- SKU:
- 25080
- Condition:
- Used – Inspected and Tested
- Form Factor:
- ATX Desktop
- Power Output:
- 250W
- Input Voltage:
- 115V / 230V AC (switchable)
- Input Frequency:
- 50-60Hz
- Input Current:
- 7A @ 115V; 4A @ 230V
- Output +3.3V:
- 14A
- Output +5V:
- 25A
- Output +12V:
- 3A
- Output -5V:
- 0.5A
- Output -12V:
- 0.5A
- Output +5VSB:
- 0.6A
- Max Output +3.3V:
- 25W
- Max Output +5V:
- 108W
- Max Output +12V:
- 2.5W
- Max Output -5V:
- 6W
- Max Output -12V:
- 4W
- AC Connector:
- IEC 320 C14
- Voltage Selector:
- Manual slide switch (115V/230V)
- Certifications:
- CB, N, S, D, FI, SA, UL, CE, TUV
- Compatible With:
- ATX desktop computer cases
- Seller Notes:
- Unit includes all output harnesses. Tested and in working order.
- Country of Manufacture:
- Taiwan
- Condition Notes:
- This Premier PS-ATX-250SN 250W ATX Desktop Power Supply has been tested at our facility and is in good working order. The unit is in typical used condition with light surface wear on the metal casing consistent with prior installation.
$60.00Was: $135.00 -
Mitac X-145C 145W Switching Power Supply Compaq Presario 7470 124848-001
Mitac
$30.00Was: $60.00Mitac X-145C 145W Switching Power Supply Compaq Presario 7470 124848-001 This is a switching power supply unit rated at 145W maximum output. It was designed for the Compaq Presario 7470 desktop computer and converts AC mains power to regulated DC...25396- SKU:
- 25396
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Mitac
- Model:
- X-145C
- MPN:
- 124848-001
- Secondary MPN:
- 127999-001
- SKU:
- 25396
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Unit only; all output cables attached as shown in photos.
- Form Factor:
- Desktop
- Compatible With:
- Compaq Presario 7470
- Power Output:
- 145W Max
- AC Input Voltage:
- 100-127V / 200-240V AC, 50-60Hz
- AC Input Current:
- 4.0A @ 100-127V; 2.0A @ 200-240V
- DC Output Voltages:
- +5V, -5V, +12V, -12V, +3.3V, +5VSB
- Max DC Amps +5V:
- 14.0A
- Max DC Amps +12V:
- 3.5A
- Max DC Amps +3.3V:
- 8.0A
- Max DC Amps +5VSB:
- 0.72A
- Combined +5V & +3.3V Max:
- 90W
- Type:
- Switching Power Supply
- Certifications:
- UL, CE, FI, HIPOT, CONT OK, ATE
- Country of Manufacture:
- China
- Condition Notes:
- This Mitac X-145C 145W switching power supply (P/N 124848-001) has been tested and is in working order. Shows normal cosmetic wear. All output cables present. Please contact us with any questions.
$30.00Was: $60.00 -
Enhance Electronics ENP-0730 300W AT Power Supply 100-240V Pentium 4 P4
Enhance Electronics
$40.00Was: $120.00Enhance Electronics ENP-0730 300W AT Power Supply 100-240V Pentium 4 P4 This is a 300W ATX power supply designed for desktop computer systems. It converts AC mains power to regulated DC outputs for system components. Specifications & What's...28711- SKU:
- 28711
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Enhance Electronics
- Model:
- ENP-0730
- MPN:
- ENP-0730
- SKU:
- 28711
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Power supply only; no additional accessories included.
- Form Factor:
- ATX / Desktop
- Power Output:
- 300W
- Input Voltage:
- 100-127V AC / 200-240V AC (switchable)
- Input Current:
- 10A @ 100-127V; 5A @ 200-240V
- Frequency:
- 50/60 Hz
- Output Voltages:
- +3.3V, +5V, +12V, -12V, -5V, +5Vsb
- Max Output Current +3.3V:
- 28A
- Max Output Current +5V:
- 30A
- Max Output Current +12V:
- 15A
- Max Output Current -12V:
- 0.3A
- Max Output Current -5V:
- 0.8A
- Max Output Current +5Vsb:
- 2A
- Combined Load +3.3V & +5V:
- 220W
- Combined Load +3.3V, +5V & +12V:
- 279W
- ATX12V Connector:
- Yes – ATX 12V (P4 compatible)
- Compatible With:
- Pentium 4 (P4) and compatible ATX desktop systems
- Connector Types:
- Molex 4-pin, ATX 20-pin, ATX12V 4-pin, floppy
- Certifications:
- UL, FCC, CE
- Country of Manufacture:
- China
- Power Requirements:
- 100-127V / 200-240V AC, 50/60Hz
- Condition Notes:
- This Enhance Electronics ENP-0730 300W AT Desktop Power Supply has been tested at our facility and is in good working order. The unit is cosmetically consistent with normal used surplus condition — the chassis shows light surface wear, and the cable
$40.00Was: $120.00 -
Ancer Smartpower PP-250V 250W Vintage AT Power Supply 115/230V For Parts
Ancer
$50.00Was: $135.00Ancer Smartpower PP-250V 250W Vintage AT Power Supply 115/230V This is a vintage AT-form desktop power supply from October 1993, rated at 250W with dual input voltage selection (115/230V AC). The unit powers on and can boot AT motherboards to BIOS,...34629- SKU:
- 34629
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Ancer
- Model:
- PP-250V
- MPN:
- PP-250V
- SKU:
- 34629
- Condition:
- Used
- Seller Notes:
- Unit powers on AT mobo; cooling fan is intermittent. Sold as-is for parts or repair.
- Form Factor:
- AT Desktop
- Power Output:
- 250W
- Input Voltage:
- 115/230V AC, 60/50Hz
- Input Current:
- 6.4A (115V) / 3.4A (230V)
- Output Voltages:
- +5V, +12V, -5V, -12V
- Max Output Current:
- +5V: 25A, +12V: 10A, -5V: 0.5A, -12V: 0.5A
- Compatible With:
- IBM AT and AT-compatible desktop motherboards
- Connector Type:
- AT Molex power connectors, AT motherboard connector
- Certifications:
- UL, CSA, TUV
- Manufacture Date:
- October 1993
- Country of Manufacture:
- Unknown
- Condition Notes:
- Ancer PP-250V 250W AT PSU, tested/powers on, boots to BIOS. Oct 1993, light wear, complete harness. Bad fan, sold as-is.
$50.00Was: $135.00 -
Astec LPT42 Open-Frame Power Supply 5V 12V -12V 55W 100-250V For Parts
Astec
$30.00Was: $119.99Astec LPT42 Open-Frame Power Supply 5V 12V -12V 55W 100-250V For Parts Open-frame PCB-mount power supply designed for industrial and telecom applications. Converts 100–250V AC input to regulated outputs of +5V, +12V, and -12V. Specifications & What's...38875- SKU:
- 38875
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 4.50 LBS
- Brand:
- Astec
- Model:
- LPT42
- MPN:
- LPT42
- SKU:
- 38875
- Condition:
- As-Is / For Parts or Not Working
- Form Factor:
- Open Frame / PCB Mount
- Power Rating:
- 40W convection cooling; 55W with 30 CFM forced air
- Input Voltage:
- 100–250V AC 50/60/440Hz or DC 120–300V
- Output Voltages:
- +5V/5A, +12V/2.5A, -12V/0.7A
- Maximum Output Power:
- 55W (with 30 CFM forced air)
- Cooling Method:
- Convection (40W) or Forced Air 30 CFM (55W)
- Certifications:
- UL, CSA Level 3, VDE, CE (N mark), LR84459
- Country of Manufacture:
- China
- Connector Type:
- Molex 4-pin + multi-pin harness connectors
- Seller Notes:
- Sold as-is for parts or repair. Unit only, no accessories.
- Condition Notes:
- Astec LPT42 open-frame power supply sold as-is for parts or repair due to age. Not tested — no functionality guaranteed. Board appears cosmetically sound with harnesses present. For parts/repair only.
$30.00Was: $119.99 -
AST 230128 Power Supply for AST Premium/Advantage Desktop Computer 200W
AST
$95.00Was: $125.00AST 230128 Power Supply for AST Premium/Advantage Desktop Computer 200WThis is a 200W ATX power supply manufactured by AST Research for their Premium and Advantage series desktop computers from the 1990s era. The AST 230128 provides regulated DC power to...7238- SKU:
- 7238
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- AST Research
- Model:
- 230128
- Type:
- ATX Power Supply
- Power Rating:
- 200W
- Form Factor:
- ATX
- Connector Type:
- 20-pin ATX main connector
- Cooling:
- Fan-cooled
- Compatible With:
- AST Premium, AST Advantage desktop computers
- Condition:
- Used – Inspected and Tested
- SKU:
- 7238
- Condition Notes:
- AST 230128 200W power supply, used condition, pulled from working environment, not bench-tested, cosmetic wear present.
$95.00Was: $125.00 -
Dell AP1-9043 Power Supply 750W ATX Desktop Computer PSU
Dell
$85.00Was: $125.00Dell AP1-9043 750W ATX Power SupplyThe Dell AP1-9043 is a 750-watt ATX power supply designed for desktop computers and workstations. This standard-form-factor PSU delivers stable power distribution across multiple rails and includes all necessary...7437- SKU:
- 7437
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Dell
- Model:
- AP1-9043
- Type:
- ATX Power Supply
- SKU:
- 7437
- Maximum Output Power:
- 750W
- Form Factor:
- ATX
- Connectors:
- 20-pin/24-pin ATX main, auxiliary 4-pin, SATA, Molex
- Input Voltage:
- 100-240V AC
- Frequency:
- 50-60Hz
- Cooling:
- Fan cooled
- Mounting:
- Desktop case mount
- Condition:
- Used – Inspected
- Condition Notes:
- Dell AP1-9043 750W ATX Power Supply in used condition. Unit has been inspected and appears to be in good used condition with typical cosmetic wear. Please view our photo set and contact us with any questions.
$85.00Was: $125.00