Back to Top

StarTech.com 300 Watt ATX Replacement Computer PC Power Supply

Mfg. Part: ATXPOWER300 | CDW Part: 312937 | UNSPSC: 39121004
$54.99SAVE $16.00
$38.99Advertised Price

Have leasing questions? Let us know how can we help.

Note: Leasing is available to businesses only. Leasing is not available to individuals.
Mon-Fri 7am-7:30pm CT
Availability:2-4 days
Orders placed today will ship within 4 days
  • Replace or upgrade to a 300W Power Supply for a standard ATX computer
  • 300w ATX Power Supply
  • 300 Watt ATX Power Supply
  • 300w ATX PSU
  • 300w Power Supply
  • 300 Watt ATX12v Power Supply
View More
Product Overview
Main Features
  • Replace or upgrade to a 300W Power Supply for a standard ATX computer
  • 300w ATX Power Supply
  • 300 Watt ATX Power Supply
  • 300w ATX PSU
  • 300w Power Supply
  • 300 Watt ATX12v Power Supply
  • 20-pin ATX power connector and 6-pin AUX power connector
AMD Recommended - Guaranteed Compatibility with Pentium/AMD Processors "This high quality 300 Watt ATX12V PC Power Supply is a reliable upgrade for Intel Pentium II, III and AMD K6, Athlon-based systems, or replacement power supply for a broad selection of eMachines and other Gateway systems.
Constructed of high quality components and designed to provide a long-lasting, durable power source for hard-working PCs, the 300W ATX Power Supply is backed by StarTech.com's 2 year warranty and free lifetime technical support.

* High performance components and connectors are designed for extra long life and provide maximum system performance
* Long-life transformer and built-in short-circuit protection

* The temperature controlled smart fan cools your entire system while the EMI/RFI power filter reduces noise/ripple
"T-Series (cont'd):
T2200, T2200SE, T2240, T2245, T2260, T2341, T2385, T2460, T2482, T2484, T2542, T2596, T2605, T2615, T2625, T2642

Compatible with following eMachines A-Series Model:

Compatible with following eMachines C-Series Models:C1641, C1844, C1904, C2160, C2280, C2480, C2684, C2685, C2782, C2825

Compatible with following eMachines D-Series Models:
D2046, D2244, D2246, D2266, D2346, D2386, D2586, D2685

Compatible with following eMachines H-Series Models:
H2341, H2482, H2542, H2602, H2615, H2642, H2742, H2825, H2865

Compatible with following eMachines S-Series Models:S1642, S1862, S1940, S2482, S2485

Compatible with following eMachines T-Series Models:
T1140, T1150, T1220, T1221, T1300, T1360, T1440, T1600, T1740, T1742, T1782, T1840, T1842, T1860, T1862, T1980, T2040, T2042, T2080, T2082, T2085

Compatible with following eMachines W-Series Models:
W1500, W1640, W1700, W1800, W2040, W2047, W2060, W2247, W2060, W2247, W2260, W2646, W2686, W2785, W2958, W4682, W4065

Compatible with following Gateway Models:
DX100, B330

More T-Series:
T2672, T2682, T2692, T2698, T2778, T2792, T2796, T2798, T2824, T2825, T2842, T2865, T2875, T2882, T2885, T2895, T3025, T3265, T4060, T4080, T4170, T4480, T4510, T4511, T4697, T6000

* Provides extra current and power capacity for overclocking CPUs
* Provides extra power capacity for PC servers with several hard drives
* Provides extra power required by leading edge 3D video accelerator cards
* Provides the extra current required by 1 GHz and faster CPUs
* Replacement for standard 250W & 300W ATX12V Power Supplies
* Replacement Power Supply for Bestec ATX-300-12E
Technical Specifications
Specifications are provided by the manufacturer. Refer to the manufacturer for an explanation of the print speed and other ratings.
Type: None

Brand: StarTech.com
Compatibility: PC
Manufacturer: StarTech.com
Model: 300 Watt ATX Replacement Computer PC Power Supply
Packaged Quantity: 1
Product Line: StarTech.com

Interface Provided
Type: None

Interface Required
Type: None

MTBF: 40,000 hour(s), 40,000 hours

Type: None

Power Device
Form Factor: Internal
Frequency Required: 50/60 Hz
Input Connector Qty: 1
Input Connector Type: Power IEC 320 EN 60320 C14 , Power IEC 60320 C14
Output Connector Qty: 9
Power Provided: 300 Watt
Power Supply Compatibility: PC/Server
Specification Compliance: ATX
Type: Power supply
Voltage Provided: ± 5, ± 12, + 3.3 V
Voltage Required: AC 115/230 V

Power Output Connectors Details
Connector Qty: 6
Connector Type: 4 pin internal power

Connector Qty: 2
Connector Type: 4 pin mini-power connector

Connector Qty: 1
Connector Type: Power 20 pin ATX

Power Supply
Device Compliant Standards: CSA , UL
Device Output Connector Type: 4 pin internal power , 4 pin mini-power connector , Power 20 pin ATX

Support Details Full Contract Period: 2 years
Support Details Location: Carry-in
Support Details Service Included: Parts and labor
Support Details Type: Limited warranty

Service & Support
Type: 2 years warranty

Slot Provided
Type: None

Slot Required
Type: None

Type: None

System Requirements
Min Operating System: None

Dimensions & Weight
Depth: 5.9 in
Height: 3.3 in
Weight: 2.87 lbs, 2.9 lbs
Width: 5.9 in, 65.7 in

Product Type: Power supply
Subcategory: Power supplies

Type: None

Product Reviews
StarTech.com 300 Watt ATX Replacement Computer PC Power Supply is rated 5.0 out of 5 by 1.
Rated 5 out of 5 by from New Power Supply Power supply works as advertised. It was easy to install the new component and had my desktop up and running in no time.
Date published: 2017-05-25
  • y_2018, m_1, d_22, h_5
  • bvseo_bulk, prod_bvrr, vn_bulk_2.0.6
  • cp_1, bvpage1
  • co_hasreviews, tv_0, tr_1
  • loc_en_US, sid_312937, prod, sort_[SortEntry(order=SUBMISSION_TIME, direction=DESCENDING), SortEntry(order=FEATURED, direction=DESCENDING)]
  • clientName_cdw
Adding to Cart...
1/23/2018 5:57:26 PM
^ Back to Top

Maximum 300 characters
An account manager will email you within one business day to confirm your request.

Your Quote has been submitted

What Happens Next? A confirmation email is on its way. Within one business day, you will be contacted by an Account Manager to finalize your quote.


Something went wrong.

Please try again later.