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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Power Tronic CK-4145DE 145W AT Switching Power Supply 115V/230V 50/60Hz
Power Tronic
$50.00Was: $135.00Power Tronic CK-4145DE 145W AT Switching Power Supply 115V/230V 50/60Hz This is a switching power supply designed for AT-form-factor desktop computers. It converts AC input to regulated DC output across multiple voltage rails required by legacy computer...19132- SKU:
- 19132
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Power Tronic
- Model:
- CK-4145DE
- MPN:
- CK-4145DE
- SKU:
- 19132
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Includes attached power harness and voltage selector switch.
- Form Factor:
- AT
- Power Supply Type:
- Switching Power Supply (AT)
- Power Output:
- 145W
- Input Voltage:
- 115V / 230V (selectable via metal case switch)
- Frequency:
- 50/60Hz
- DC Output Rails:
- +5V, +12V, -5V, -12V
- Input Current:
- 4A @ 115V / 2A @ 230V
- Certifications:
- UL (E134129), CSA (LR 80422), Level 3
- Compatible With:
- AT-form-factor desktop computers, IBM PC/XT/AT compatible systems
- Country of Manufacture:
- Taiwan
- Condition Notes:
- This Power Tronic CK-4145DE 145W AT Switching Power Supply has been tested at our facility and is in good working order. The unit powers up normally and all output rails were confirmed functional during testing.
$50.00Was: $135.00 -
Sun 370-1812-02 AC Input Fan Assembly 220V E5000 E5500 E6000 E6500 Server
Sun
$50.00Was: $100.00Sun 370-1812-02 AC Input Fan Assembly 220V E5000 E5500 E6000 E6500 Server AC input fan assembly module for Sun Enterprise servers. Contains dual fan units with 220V AC power inlet and DB-9 sequencer port connectivity. Specifications & What's...25457- SKU:
- 25457
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 9.00 LBS
- Brand:
- Sun Microsystems
- Model:
- 370-1812-02
- MPN:
- 370-1812-02
- SKU:
- 25457
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Fan assembly unit only; no additional accessories included.
- Form Factor:
- Module / Plug-in Assembly
- Power Requirements:
- 220V AC Input
- Compatible With 1:
- Sun Enterprise E5000 Server
- Compatible With 2:
- Sun Enterprise E5500 Server
- Compatible With 3:
- Sun Enterprise E6000 Server
- Compatible With 4:
- Sun Enterprise E6500 Server
- Hardware Revision:
- Rev 52
- Country of Manufacture:
- USA
- Voltage Rating:
- 220V AC
- Assembly Type:
- AC Input Fan Assembly (RSP)
- Connector Type:
- IEC power inlet; DB-9 sequencer port
- Number of Fans:
- 2
- Condition Notes:
- Sun 370-1812-02 220V AC Input Fan Assembly. Tested and in good working order. Good used condition with light wear. Enclosure, fans, and connectors intact. Please view photos and contact us with questions.
$50.00Was: $100.00 -
Astec BM200-4401 Power Supply HP 7963B HPIB Disk Drive 120V 220-240V +5V +12V
Astec
$150.00Was: $350.00Astec BM200-4401 Power Supply HP 7963B HPIB Disk Drive 120V 220-240V +5V +12V External power supply unit pulled from an HP 7963B 304MB HPIB disk drive. Supplies regulated DC voltage outputs to operate the drive electronics and motor control circuits...47313- SKU:
- 47313
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 7.00 LBS
- Brand:
- Astec
- Model:
- BM200-4401
- MPN:
- BM200-4401
- SKU:
- 47313
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Power supply only; pulled from HP 7963B 304MB HPIB disk drive
- Country of Manufacture:
- United Kingdom
- Form Factor:
- External / Standalone
- Compatible With:
- HP 7963B 304MB External HPIB Disk Drive
- Power Requirements:
- 120V 4A / 220-240V 2A, 50/60Hz
- Input Voltage:
- 120V AC / 220-240V AC
- Input Current:
- 4A @ 120V / 2A @ 220-240V
- Input Frequency:
- 50/60 Hz
- Output V1:
- +5V DC, 10A
- Output V2:
- +12V DC, 10A
- Output V3:
- +12V DC, 0.5A
- Output V4:
- -12V DC, 0.5A
- Certifications:
- UL, CSA (B LR53981), SA Mark
- Cooling:
- Active — internal cooling fan
- Connector Type:
- IEC C14 AC inlet; multi-pin output connectors
- Condition Notes:
- This Astec BM200-4401 power supply has been tested at our facility and is in good working order. The unit shows moderate external wear consistent with its age and prior service life — the sheet-metal housing has a dusty, somewhat oxidized appearance
$150.00Was: $350.00 -
Dell NPS-330BB 330W PowerEdge 2450 2550 Server Power Supply 0248T 00284T
Dell
$40.00Was: $80.00Dell NPS-330BB 330W PowerEdge 2450 2550 Server Power Supply 0248T 00284T Hot-swap redundant power supply unit designed for Dell PowerEdge 2450 and 2550 rack servers. Supplies 330W output with universal input voltage support. Specifications & What's...44440- SKU:
- 44440
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 6.00 LBS
- Brand:
- Dell
- Model:
- NPS-330BB
- MPN:
- 0248T
- Secondary MPN:
- 00284T
- SKU:
- 44440
- Condition:
- Used – Inspected
- Seller Notes:
- Power supply only; no additional accessories included.
- Form Factor:
- Hot-Swap / Redundant Server PSU
- Compatible With 1:
- Dell PowerEdge 2450
- Compatible With 2:
- Dell PowerEdge 2550
- Power Output:
- 330W
- Input Voltage:
- 100-240V AC, 50/60Hz
- Input Current:
- 7.5A
- Output +5V:
- 35.0A
- Output +12V:
- 18.0A
- Output -5V:
- 0.3A
- Output -12V:
- 0.8A
- Output +3.3V:
- 10.0A
- Output +5VFP:
- 1.2A
- Revision:
- Rev 02 / Rev N03
- Country of Manufacture:
- Thailand
- Certifications:
- UL, cUL, CE
- Condition Notes:
- This Dell NPS-330BB 330W PowerEdge server power supply has been inspected and is in good used condition. The unit shows typical light wear consistent with prior rack deployment — the chassis and sheet-metal housing are clean and intact with no
$40.00Was: $80.00 -
Ablecom SP502-2S 500W Redundant Switching Power Supply 100-240V PWS-0049
Ablecom
$50.00Was: $125.00Ablecom SP502-2S 500W Redundant Switching Power Supply 100-240V PWS-0049 This is a redundant hot-swap switching power supply module designed for server systems. It delivers 500W output and accepts universal AC input ranging from 100–240V at 50–60Hz...42837- SKU:
- 42837
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 3.00 LBS
- Brand:
- Ablecom
- Model:
- SP502-2S
- MPN:
- PWS-0049
- SKU:
- 42837
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Unit only — no additional accessories included.
- Form Factor:
- Redundant Module / Hot-Swap
- Power Output:
- 500W
- Input Voltage:
- 100-240V AC
- Input Frequency:
- 50-60Hz
- Input Current:
- 10A-5A
- Power Requirements:
- 100-240V AC, 50-60Hz, 10A-5A
- Type:
- Switching Power Supply
- Certifications:
- UL, CE
- Compatible With:
- Ablecom server chassis, Supermicro server systems
- Country of Manufacture:
- Taiwan
- Condition Notes:
- This Ablecom SP502-2S 500W Redundant Module Switching Power Supply has been tested and confirmed to be in good working order. The unit is in good used condition consistent with prior server rack deployment.
$50.00Was: $125.00 -
Diversified Technology CPS-710 16-Bit ISA Power Monitor Board 912000155
Diversified Technology
$60.00Was: $125.00Diversified Technology CPS-710 16-Bit ISA Power Monitor Board 912000155 This is a power supply voltage monitoring board designed for 16-bit ISA-bus systems. The CPS-710 monitors multiple voltage rails and provides LED status indicators for system power...41995- SKU:
- 41995
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 1.00 LBS
- Brand:
- Diversified Technology
- Model:
- CPS-710
- MPN:
- 912000155
- SKU:
- 41995
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Board only; no cables or accessories included.
- Form Factor:
- ISA Card / Full-Length PCB
- Bus Interface:
- 16-Bit ISA
- Interface Type:
- ISA (Industry Standard Architecture)
- Board Function:
- Power Supply Voltage Monitoring
- Indicators:
- 5x LED status indicators (+12V, -5V, -12V, +5V, +12V BACK)
- Connectors:
- 3x power header connectors (J2, J3, J4); ISA edge connector
- Copyright Date:
- 1987
- Date Code:
- 88/17
- Country of Manufacture:
- USA
- Compatible With:
- ISA-bus PCs and industrial systems with 16-bit ISA slots
- Power Requirements:
- Powered via ISA bus / internal power headers
- Condition Notes:
- This Diversified Technology CPS-710 16-bit ISA power monitoring board has been inspected and appears to be in good condition. It was pulled from a working environment where it was previously in use.
$60.00Was: $125.00 -
Radius Inc 915-0159R 15RAM8-CL Macintosh Mac Power Supply Vintage Apple
Radius Inc.
$50.00Was: $100.00Radius Inc 915-0159R 15RAM8-CL Macintosh Mac Power Supply Vintage AppleInternal power supply unit designed for vintage Macintosh computers equipped with Radius expansion cards. Open frame design with attached wire harness and output connectors...41697- SKU:
- 41697
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 4.00 LBS
- Brand:
- Radius Inc
- Model:
- 915-0159R
- Secondary Model:
- 15RAM8-CL
- MPN:
- 915-0159R
- SKU:
- 41697
- Type:
- Macintosh Internal Power Supply
- Compatible With:
- Vintage Apple Macintosh (Radius-equipped)
- Condition:
- As-Is / For Parts or Not Working
- Seller Notes:
- Includes attached wire harness and output connectors. Sold as-is.
- Country/Region of Manufacture:
- Japan
- Form Factor:
- Open Frame / Internal
- PCB Revision:
- 204-2251 B (visible on PCB)
- Condition Notes:
- Radius 915-0159R 15RAM8-CL Macintosh power supply sold as-is due to age. Cosmetically intact; not powered or tested. No functionality guaranteed. For parts or repair only. Please view photos and contact us with any questions.
$50.00Was: $100.00 -
Radius Inc 915-0100R 15RAF5 Macintosh Power Supply Vintage Apple Mac
Radius Inc.
$60.00Was: $125.00Radius Inc 915-0100R 15RAF5 Macintosh Power Supply Vintage Apple MacThe Radius Inc 915-0100R is an internal open-frame power supply unit manufactured for vintage Apple Macintosh computers. Radius Inc was a third-party hardware manufacturer active in the...41696- SKU:
- 41696
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 4.00 LBS
- Brand:
- Radius Inc
- Model:
- 915-0100R
- MPN:
- 915-0100R
- Secondary Model:
- 15RAF5
- Type:
- Internal Computer Power Supply
- SKU:
- 41696
- Condition:
- As-Is / For Parts or Not Working
- Seller Notes:
- Sold AS-IS; includes output wire harness with Molex and proprietary connectors
- Compatible With:
- Vintage Apple Macintosh computers
- Country/Region of Manufacture:
- Japan
- Form Factor:
- Internal / Open Frame
- Output Connectors:
- Molex, proprietary red and white multi-pin connectors
- Voltage Rating:
- 250V (per label visible in photos)
- Era / Vintage:
- Vintage Apple Macintosh era (1980s–1990s)
- Condition Notes:
- Radius 915-0100R 15RAF5 Macintosh power supply sold AS-IS due to age. Not tested or powered; not guaranteed functional. Chassis and PCB appear intact. For parts or repair. View photos and contact us with questions.
$60.00Was: $125.00