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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Han One HN-0150SB IBM AT XT Style Power Supply Dual Voltage 115V 230V Flip
Han One
$60.00Was: $125.00Han One HN-0150SB IBM AT XT Style Power Supply Dual Voltage 115V 230V Flip Switch This is a used Han One power supply unit designed for IBM AT and XT desktop computers. It provides regulated DC power to the motherboard and internal components via...34576- SKU:
- 34576
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 9.00 LBS
- Brand:
- Han One
- Model:
- HN-0150SB
- MPN:
- HN-0150SB
- SKU:
- 34576
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Tested working. Smaller than OEM IBM PSU; mounting holes do not align with standard IBM cases.
- Form Factor:
- Desktop – AT/XT Style
- Compatible With:
- IBM AT, IBM XT, and AT/XT-compatible desktop computers
- Power Requirements:
- 115V / 230V AC, switch-selectable
- Voltage Rating:
- 115V / 230V (dual voltage, switch-selectable)
- Switch Type:
- External red flip switch (ON/OFF)
- Output Connectors:
- AT-style Molex power connectors (multiple)
- Input Connector:
- IEC C14 (standard 3-pin AC inlet)
- Cooling:
- Internal fan (rear-mounted)
- Country of Manufacture:
- Korea
- Notes – Fitment:
- Smaller than standard IBM PSU; mounting holes do not line up with OEM IBM cases
- Condition Notes:
- This Han One HN-0150SB IBM AT/XT power supply has been tested and confirmed working. Good used condition with light surface wear. Note: smaller than OEM IBM PSU; mounting holes do not align with standard IBM cases.
$60.00Was: $125.00 -
AST Research AST-100 230079-001 100W AT Power Supply Desktop PC 115/230V
AST Research
$60.00Was: $125.00AST Research AST-100 230079-001 100W AT Power Supply Desktop PC 115/230VAT form factor power supply rated for 100W output. Supplies regulated power to AST Research desktop computers via dual motherboard connectors and peripheral Molex connectors...34552- SKU:
- 34552
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- AST Research
- Model:
- AST-100
- MPN:
- 230079-001
- Type:
- AT Desktop Computer Power Supply
- SKU:
- 34552
- Form Factor:
- AT
- Maximum Output Power:
- 100W
- Input Voltage:
- 115/230V AC, 50/60 Hz
- Input Current:
- 4A (115V) / 2A (230V)
- Output Voltage Rails:
- +5V @ 14A, +12V @ 2A, -5V @ 0.3A, -12V @ 0.3A
- Auxiliary Output:
- 115/230V AC, 50/60 Hz, 1.0A / 0.5A
- Connector Type:
- AT motherboard connectors (P8/P9), Molex peripheral
- Number of Connectors:
- P9 (motherboard), P8 (motherboard), peripheral Molex
- Compatible With:
- AST Research AT desktop computers
- Country/Region of Manufacture:
- Taiwan
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Unit only; tested and in working order.
- Condition Notes:
- AST Research AST-100 230079-001 100W AT power supply. Tested and in good working order. Shows light surface wear consistent with prior use. Connectors intact.
$60.00Was: $125.00 -
Seiko LTP5446B Switch Mode Thermal Printer Power Supply 12V DC IF5003-02B
Seiko
$80.00Was: $150.00Seiko LTP5446B Switch Mode Thermal Printer Power Supply 12V DC IF5003-02B Internal open-frame switch mode power supply designed for Seiko LTP5446B thermal printers. Supplies regulated 12V DC output to the printer's control board and print head assembly...33223- SKU:
- 33223
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 2.00 LBS
- Brand:
- Seiko
- Model:
- LTP5446B
- Secondary Model:
- IF5003-02B
- MPN:
- LTP5446B
- SKU:
- 33223
- Condition:
- New – Pulled from New Unused Printer
- Seller Notes:
- Power supply only; pulled from a new, unused Seiko thermal printer.
- Form Factor:
- Internal / Open Frame
- Compatible With:
- Seiko LTP5446B Print Head, IF5003-02B Control Board
- Output Voltage:
- 12V DC
- Output Current:
- 2–3A @ 75°F
- Power Supply Type:
- Switch Mode
- Dimensions:
- 185 x 85 x 42 mm
- Input Protection:
- Fused input filter module
- Application:
- Thermal Printer Power Supply
- Output Connector:
- Multi-pin JST-style harness
- Country of Manufacture:
- Japan
- Condition Notes:
- This Seiko LTP5446B Switch Mode Thermal Printer Power Supply is in new, unused condition. It was pulled directly from a new, undeployed Seiko thermal printer and has never been put into service.
$80.00Was: $150.00 -
PGC PGC-50-K 50W AT Slim Form Factor PC Power Supply 100-240V w/ Cable Switch
PGC
$60.00Was: $125.00PGC PGC-50-K 50W AT Slim Form Factor PC Power Supply 100-240V w/ Cable Switch A 50-watt AT power supply in slim form factor, designed for legacy desktop computers. Operates on 100-240VAC input with universal voltage compatibility and includes a 4-wire...33095- SKU:
- 33095
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 4.00 LBS
- Brand:
- PGC (The Principle Groups, Corp.)
- Model:
- PGC-50-K
- MPN:
- PGC-50-K
- SKU:
- 33095
- Condition:
- Used – Inspected and Tested
- Form Factor:
- Slim / Low-Profile AT
- Power Output:
- 50 Watts
- Input Voltage:
- 100-240VAC, 50/60Hz, 1-1.5A
- Output Voltages:
- +5.0V/5.5A, -12.0V/0.3A, +12.0V/1.5A, -5.0V/0.3A
- Power Requirements:
- 100-240VAC, 50/60Hz, 1-1.5A
- Power Standard:
- AT
- Switch Type:
- 4-Wire Cable Switch
- Connectors Included:
- AT board connector, large 4-pin, small 4-pin peripheral
- Country of Manufacture:
- Taiwan
- Seller Notes:
- Includes cable switch and peripheral power connectors.
- Compatible With:
- AT and XT form factor desktop computers
- Type:
- AT Power Supply
- Condition Notes:
- This PGC PGC-50-K 50W AT Slim Form Factor Power Supply has been tested at our facility and confirmed to be in good working order. The unit presents in typical used condition — the steel housing shows light surface scuffing consistent with prior
$60.00Was: $125.00 -
IVS Accuvision 200 Power Supply Distribution Box Semiconductor Vacuum System
IVS
$150.00Was: $300.00IVS Accuvision 200 Power Supply Distribution Box Semiconductor Vacuum System Wall-mounted power distribution enclosure designed for semiconductor vacuum processing equipment. Provides controlled power distribution to multiple subsystems in PVD sputtering...32750- SKU:
- 32750
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 30.00 LBS
- Brand:
- IVS
- Model:
- Accuvision 200
- MPN:
- Accuvision 200
- SKU:
- 32750
- Condition:
- Open Box – New, unused; original packaging may be absent
- Form Factor:
- Wall/Panel Mount Enclosure
- Number of Outlets:
- 15
- Outlet Type:
- IEC C13 / C14 (15 labeled outlets)
- Outlet Labels:
- Ctrl Cage, Logic Drv, MCP, Gun Box, Service, Robot, Door/Lift, Fans, Stage X, Stage Y, Sublim, M. Gauge, Spare A, Spare B, Spare C
- Switch Panel:
- Individual toggle switches per outlet circuit
- Input Connector:
- Twist-lock power inlet plug (bubble-wrapped, included)
- Additional Connectors:
- Multi-pin circular connector; 4x mini DIN connectors on panel
- Enclosure Material:
- Aluminum/steel sheet metal
- Grounding:
- Copper ground bus bar visible on rear panel
- Application:
- Semiconductor vacuum processing / PVD sputtering systems
- Compatible With:
- IVS Accuvision vacuum deposition / sputtering systems
- Seller Notes:
- Includes attached power cable with twist-lock plug (bubble-wrapped)
- Country of Manufacture:
- USA
- Condition Notes:
- This IVS Accuvision 200 Power Supply and Distribution Box is new and unused. It is being sold as open box, meaning the unit is in new condition but may no longer be in its original packaging.
$150.00Was: $300.00 -
Compaq PS2014 270656-001 200W ATX Desktop Power Supply PS-5201-4C
Compaq
$70.00Was: $125.00Compaq PS2014 270656-001 200W ATX Desktop Power Supply PS-5201-4C 200W ATX power supply for Compaq desktop systems. Supplies regulated DC power to motherboard and peripherals via multiple output rails and connector types. Specifications & What's...31675- SKU:
- 31675
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Compaq
- Model:
- PS2014
- MPN:
- 270656-001
- Secondary Model:
- PS-5201-4C
- Part Number:
- 270646-001 (Replace With); Spare No. 270656-001
- SKU:
- 31675
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Includes attached ATX connector harness and Molex power leads.
- Form Factor:
- ATX
- Power Output:
- 200W
- Power Requirements:
- 100–120V / 200–240V AC, 50–60Hz
- Output Voltages:
- +5V, +3.3V, +12V, -5V, -12V, +5VSB
- Combined Power:
- 130W max combined
- Connector Type:
- ATX 20-pin, Molex 4-pin peripheral, floppy auxiliary
- Compatible With:
- Compaq Deskpro, Presario, and compatible ATX desktop systems
- Country of Manufacture:
- China
- Certifications:
- UL, cUL (E132068), TÜV (R9753312)
- Series:
- PS2014
- Condition Notes:
- This Compaq PS2014 200W ATX Desktop Power Supply (Part No. 270656-001) has been tested at our facility and is in good working order. The unit is in typical used condition — the grey steel enclosure shows light surface scuffs and minor corner wear
$70.00Was: $125.00 -
Compaq 295363-B21 Power Distribution Unit High Voltage 200-240V 16A IEC C13
Compaq
$50.00Was: $100.00Compaq 295363-B21 Power Distribution Unit High Voltage 200-240V 16A IEC C13 Rackmount power distribution unit for high-voltage environments. Distributes single-phase 200–240VAC input across six IEC C13 outlets with a maximum total capacity of 16A...31327- SKU:
- 31327
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 10.00 LBS
- Brand:
- Compaq
- Model:
- 295363-B21
- Secondary Model:
- RDUC16i-1
- MPN:
- 295363-B21
- Part Number 2:
- 295365-002
- Series:
- 4141
- SKU:
- 31327
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Includes power cord as shown in photos.
- Form Factor:
- Rackmount
- Power Requirements:
- 200–240VAC, 16A Max, 50/60Hz
- Output Voltage:
- 200–240VAC
- Output Current:
- 10A Max per outlet; 16A Max total
- Output Frequency:
- 50/60Hz
- Number of Outlets:
- 6
- Outlet Type:
- IEC C13
- Input Connector:
- IEC C20
- Switching:
- Dual rocker ON/OFF switches
- Compatible With:
- Compaq ProLiant servers, HP server racks
- Country of Manufacture:
- Unknown
- Condition Notes:
- This Compaq 295363-B21 High Voltage Power Distribution Unit has been inspected and appears to be in good used condition. It was pulled from a working environment where it was previously in service.
$50.00Was: $100.00 -
Kwan Chiu 54F0270 SMPS-0924 Power Supply 5VDC 1.65A 100-250V AC IBM
Kwan Chiu Radio Mfg.
$60.00Was: $125.00Kwan Chiu 54F0270 SMPS-0924 Power Supply 5VDC 1.65A 100-250V AC IBM Switched-mode power supply (SMPS) unit manufactured by Kwan Chiu Radio Mfg. Co., Ltd. Outputs 5V DC at 1.65A and accepts 100-250V AC input across 50-60 Hz. Rocker switch on input panel...31263- SKU:
- 31263
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 6.00 LBS
- Brand:
- Kwan Chiu Radio Mfg. Co., Ltd.
- Model:
- 54F0270
- Secondary Model:
- SMPS-0924
- MPN:
- 54F0270
- SKU:
- 31263
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Power supply only — no additional accessories included.
- Form Factor:
- Desktop / Inline
- Output Voltage:
- 5V DC (5VDC)
- Output Current:
- 1.65A
- Input Voltage:
- 100-127V AC / 200-250V AC
- Input Current:
- 0.5-0.4A @ 100-127V; 0.25-0.22A @ 200-250V
- Input Frequency:
- 50-60 Hz
- Power Supply Type:
- SMPS (Switched-Mode Power Supply)
- AC Inlet Type:
- IEC C14 (standard 3-pin AC inlet)
- Power Switch:
- Yes — rocker switch on input panel
- EC Code:
- A97936
- KCR EC:
- LA05-02
- Certifications:
- UL, CSA Level 1, Bauart Gepruft
- Compatible With:
- IBM desktop/workstation systems (vintage)
- Country of Manufacture:
- Taiwan
- Condition Notes:
- This Kwan Chiu Radio Mfg. 54F0270 (SMPS-0924) switching power supply has been inspected and is in good used condition. It was pulled from a working environment where it was previously in use and functional.
$60.00Was: $125.00