ATXPOWER250 - Computer Adapter StarTech.com - Free user manual and instructions

Product Type	ATX Power Supply Unit
Brand	StarTech.com
Model	ATXPOWER250
Wattage	250W
Form Factor	Standard ATX
Dimensions	5.9 x 3.35 x 5.87 in (150 x 85 x 149 mm)
Weight	2.88 lbs (1.3 kg)
Input Voltage	115/230 V (switchable)
Input Frequency	50-60 Hz
Input Current	7A @ 115V, 4A @ 230V
Output Voltage Rails	+3.3V (20A), +5V (25A), +12V (13A), -5V (0.5A), -12V (0.8A), +5VSB (2.0A)
Cooling Fan	Built-in 80 mm fan with automatic temperature control
Connectors	1x 20-pin ATX, 1x 4-pin ATX12V, 1x 6-pin AUX, 4x 4-pin LP4, 1x small internal power
Compliance	ATX Version 2.03
Safety Certifications	TUV, UL, CUL, CE, FCC, CB
MTBF	100,000 hours @ 25°C
Warranty	2 years
Technical Support	Lifetime free technical support
Package Contents	1x 250W ATX Power Supply, 1x Power Cord (NA), 1x Instruction Manual
Compatible Processors	Intel and AMD
Additional Features	Rear power cut-off switch, over-temperature protection

Frequently Asked Questions - ATXPOWER250 StarTech.com

What is the wattage of the ATXPOWER250 power supply?

The ATXPOWER250 is a 250W power supply, suitable for basic desktop systems and legacy upgrades.

Does this power supply support Intel and AMD processors?

Yes, it is ideal for both Intel and AMD processors, including older Pentium 4 and Athlon systems.

What connectors are included with the ATXPOWER250?

It includes a 20-pin ATX motherboard connector, a 4-pin ATX12V connector, a 6-pin AUX connector, four 4-pin LP4 peripheral connectors, and one small internal power connector.

Is the input voltage switchable?

Yes, for the ATXPOWER250 model, there is a red voltage selection switch on the back. Set it to 115V or 230V to match your local mains voltage before use.

What are the dimensions of the ATXPOWER250?

The dimensions are 5.9 x 3.35 x 5.87 inches (150 x 85 x 149 mm), fitting standard ATX cases.

Does the fan have automatic speed control?

Yes, the built-in 80mm fan automatically detects temperature and adjusts its speed to maintain optimal cooling and quiet operation.

What safety certifications does this power supply have?

It is certified with TUV, UL, CUL, CE, FCC, and CB, ensuring compliance with international safety standards.

Is there a warranty on the ATXPOWER250?

Yes, StarTech.com backs this product with a two-year warranty and free lifetime technical support.

Can I use this power supply for overclocking?

It provides extra current capacity for overclocking CPUs and can support overclocked systems within its 250W limit.

How do I install the ATXPOWER250?

Turn off and unplug your system, open the case, disconnect all old power connectors, remove the old PSU, install the new one, connect the motherboard and peripherals, close the case, and plug in the power cord.

USER MANUAL ATXPOWER250 StarTech.com

250 Watt ATX Replacement Computer PC Power Supply

ATXPOWER250

ATXPOWR250GB

Front view of a white computer power supply unit with fan, buttons, and ventilation slots (no visible text or symbols)

*actual product may vary from photos

For the most up-to-date information, please visit: www.startech.com

FCC Compliance Statement

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.

Use of Trademarks, Registered Trademarks, and other Protected Names and Symbols

This manual may make reference to trademarks, registered trademarks, and other protected names and/or symbols of third-party companies not related in any way to StarTech.com. Where they occur these references are for illustrative purposes only and do not represent an endorsement of a product or service by StarTech.com, or an endorsement of the product(s) to which this manual applies by the third-party company in question. Regardless of any direct acknowledgement elsewhere in the body of this document, StarTech.com hereby acknowledges that all trademarks, registered trademarks, service marks, and other protected names and/or symbols contained in this manual and related documents are the property of their respective holders.

Table of Contents

Introduction ....1

Packaging Contents ....1

Features .... 1

Installation 2

Specifications ....3

Technical Support ....4

Warranty Information ....4

Introduction

This StarTech.com power supply offers an upgrade or replacement to a variety of Intel or AMD-based ATX desktop computer systems. Compliant with the industry standard ATX specification and using the standard ATX form-factor, this power supply (PSU) can be used as a replacement in a variety of popular OEM desktop systems.

Conforming to ATX revision 2.03, this power supply features a 20-pin ATX power connector and 6-pin AUX power connector, for support for older, legacy computer systems, as well as some newer, low powered systems with it's ATX12V connector. High quality components and a built in 80mm cooling fan lend to a durable and reliable power supply, while being backed by StarTech.com's 2 year warranty and free lifetime technical support.

Packaging Contents

• 1x 250W ATX Power Supply
• 1x Instruction Manual
• 1x Power Cord (NA)

Features

• Ideal for Intel and AMD processors
- Provides extra power capacity for PC servers with several hard drives
- Provides the extra current required by 1 GHz and faster CPUs
- Provides the extra power required by leading edge 3D video accelerator cards
- Provides extra current and power capacity for overclocking CPUs
- Automatically detects temperature and adjusts fan speed to maintain optimal performance
• Complies with ATX version 2.03 standards
• Rear power cut-off switch
- Backed by StarTech.com's two-year warranty

Installation

ATXPOWER250 users: Check the red power supply voltage switch before installation. It should be the same as your local power voltage. Change the voltage setting if necessary.

ATXPOWR250GB users: The power supply will automatically detect and set the proper voltage setting.

1. Make sure that your system is turned off and unplugged. Disconnect the power cord from your old power supply.
2. Open the case (consult your computer's user guide for details, if necessary).

NOTE: Before completing the next step, you may want to take note of what devices are attached to your current power supply so you know which devices need to be connected to the new power supply and where their connectors are located.

1. Disconnect all power connectors from the motherboard and the peripheral devices such as hard drives, floppy disks, etc. Make sure that there are no devices connected to your existing power supply.
2. Remove the existing power supply from your computer case and replace it with the new StarTech.com power supply.
3. Connect the power connectors to your motherboard and peripheral devices.
4. Close your computer case.
5. Connect the power cord to the StarTech.com power supply.

ATXPOWER250 / ATXPOWR250GB Connectors

Specifications

Dimensions 5.9 x 3.35 x 5.87 inches (150 x 85 x 149mm)
Weight	ATXPOWER250: 2.88 lbs (1.3 kg)ATXPOWR250GB: 3.69 lbs (1.65 kg)
Input Voltage 115/230V
Output Power 250W
Connectors	4 x 4-pin-LP4-female1 x small-internal-power1 x 20-pin-ATX-motherboard-adapter1 x 4-pin extended ATX power 12V plug and Aux plug for Pentium 4
MTBF 100,000 Hours @ 25 Deg. C.
Safety Approvals TUV, UL, CUL, CE, FCC, CB
AC INPUT	Voltage 115V~ Current 7AVoltage 230V~ Current 4AFrequency 50~60Hz
DC OUTPUT	+3.3V(20A)+5V(25A)+12V(13A)-5V(0.5A)-12V(0.8A)+5VSB(2.0A)

Technical Support

StarTech.com's lifetime technical support is an integral part of our commitment to provide industry-leading solutions. If you ever need help with your product, visit www.startech.com/support and access our comprehensive selection of online tools, documentation, and downloads.

For the latest drivers/software, please visit www.startech.com/downloads

Warranty Information

This product is backed by a two year warranty.

In addition, StarTech.com warrants its products against defects in materials and workmanship for the periods noted, following the initial date of purchase. During this period, the products may be returned for repair, or replacement with equivalent products at our discretion. The warranty covers parts and labor costs only. StarTech.com does not warrant its products from defects or damages arising from misuse, abuse, alteration, or normal wear and tear.

Limitation of Liability

In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their officers, directors, employees or agents) for any damages (whether direct or indirect, special, punitive, incidental, consequential, or otherwise), loss of profits, loss of business, or any pecuniary loss, arising out of or related to the use of the product exceed the actual price paid for the product. Some states do not allow the exclusion or limitation of incidental or consequential damages. If such laws apply, the limitations or exclusions contained in this statement may not apply to you.

Hard-to-find made easy. At StarTech.com, that isn't a slogan. It's a promise.

StarTech.com is your one-stop source for every connectivity part you need. From the latest technology to legacy products — and all the parts that bridge the old and new — we can help you find the parts that connect your solutions.

We make it easy to locate the parts, and we quickly deliver them wherever they need to go. Just talk to one of our tech advisors or visit our website. You'll be connected to the products you need in no time.

Visit www.startech.com for complete information on all StarTech.com products and to access exclusive resources and time-saving tools.

StarTech.com is an ISO 9001 Registered manufacturer of connectivity and technology parts. StarTech.com was founded in 1985 and has operations in the United States, Canada, the United Kingdom and Taiwan servicing a worldwide market.