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bestec power supply atx 250 12z


  • Form Factor: Standard ATX Desktop / Mini Tower 
  • Max Output Power: 250 Watts Max 
  • AC Input Range: 100V–127V AC (6A) / 200V–240V AC (3A) Manual Slide Switch 
  • Input Frequency Range: 50Hz–60Hz
  • DC Output Ratings:
    • +12V === 14.0A
    • +5V === 25.0A
    • +3.3V === 20.0A
    • +5Vsb === 2.0A
    • -12V === 0.8A 

  • Motherboard Connectors:
    • 1 x 20-Pin ATX Main Power Connector
    • 1 x 4-Pin ATX +12V CPU Power Connector

KSh2,000.00

Buy Bestec ATX-250-12Z Power Supply – Trusted, Tested, and Affordable

Reliable Bestec Power Supply ATX-250-12Z Available Now

Looking for a Bestec ATX-250-12Z power supply? We have the original model in stock, fully tested and ready to power your system. This power supply is ideal for entry-level desktops and ensures smooth, stable performance.

Count on durability, efficiency, and safety with every unit.

Why Choose the Bestec ATX-250-12Z?

This model is trusted by manufacturers and technicians for its:

  • Consistent 250W output

  • Reliable ATX form factor

  • Quiet cooling fan

  • Solid build quality

It’s perfect for daily computing, office use, and light multitasking.

Perfect Replacement for Legacy and OEM Systems

The Bestec ATX-250-12Z is widely used in:

  • HP, Dell, Compaq, and other desktop PCs

  • Older builds requiring 20/24-pin connectors

  • Systems with IDE or SATA hard drives

Whether you’re restoring a system or replacing a failed unit, this power supply fits with ease.

Technical Specifications

  • Model: ATX-250-12Z

  • Brand: Bestec

  • Wattage: 250 Watts

  • Input Voltage: 100–127V / 200–240V (Auto-Switching)

  • Connectors: 20+4 pin, Molex, SATA (varies by batch)

  • Cooling: Built-in 80mm fan

Tested and Ready to Install

Every power supply is:

  • Tested under real load

  • Certified for safety

  • Inspected for performance

We guarantee your unit will work flawlessly or your money back.

Quick Shipping and Support

Your order includes:

  • Fast, secure shipping

  • Well-packaged units

  • Responsive customer support

Our team is here to help with compatibility, installation, or tech advice.

Ideal for Budget Builds and Upgrades

The Bestec ATX-250-12Z is an excellent option if you’re:

  • Repairing a desktop on a budget

  • Restoring an older PC

  • Running systems that don’t need high-wattage PSUs

It’s simple, effective, and gets the job done without breaking the bank.

It features a standard ATX enclosure design and traditional multi-color wiring looms to deliver steady, regulated power to classic desktop components and peripheral storage drives. 
Bestec ATX-250-12Z 250W Power Supply
  • Product Type: Internal Desktop Power Supply Unit (PSU)
  • Form Factor: Standard ATX Desktop / Mini Tower 
  • Max Output Power: 250 Watts Max 
  • AC Input Range: 100V–127V AC (6A) / 200V–240V AC (3A) Manual Slide Switch 
  • Input Frequency Range: 50Hz–60Hz
  • DC Output Ratings:
    • +12V === 14.0A
    • +5V === 25.0A
    • +3.3V === 20.0A
    • +5Vsb === 2.0A
    • -12V === 0.8A 

  • Motherboard Connectors:
    • 1 x 20-Pin ATX Main Power Connector
    • 1 x 4-Pin ATX +12V CPU Power Connector 

  • Peripheral Connectors:
    • 4 x 4-Pin Large Molex IDE Device Connectors
    • 1 x Floppy Drive Connector
    • 1 x Straight SATA Power Connector

  • Cooling System: 1 x 80mm Rear Exhaust Cooling Fan
  • Dimensions: 150mm x 140mm x 86mm
  • Compatible Manufacturer Model Numbers: ATX-250-12Z, ATX-250-12Z Rev D, HP-D2537F3R, DPS-250AB-22 A
  • Compatible HP Spare / Part Numbers: 5187-5008, 5188-2622, 5187-1098, 5188-0129
  • System Compatibility: HP Pavilion a1000 Series, HP Pavilion t3000 Series, HP Pavilion d1000 Series, Compaq Presario SR1000 Series, Compaq Presario SR2000 Series

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