• 1U high quality 250 Watt special power supply unit used for Promise Smartstor NS4300N NAS.
  • With a special 24pin Adaptor. Not suitable for standard ATX systems.
  • Quiet and reliable. Made by FSP.
Download Evercase Product Brochure
PSU FAQ
Connectors (Supplied)
Main connector Special 24 (20+4)pin connector with special pinout only suitable for the list of computer advertised. Not suitable for standard ATX systems. Cable length: 32cm.
Molex N/A
SATA N/A
Floppy (berg) N/A
4Pin 12V P4 N/A
8pin 12V EPS N/A
6pin PCI-E N/A
8pin PCI-E N/A
Aux. ATX N/A
Output Voltage and Current Rating
+3.3V 18.0A
+5V 18.0A
+12V1 17.0A
-12V 0.5A
+5Vsb 2.0A
More Info
Model Number FB250-60(NS4300N)
Manufacturer Part Number
Brand Fire Bull. Made by FSP (Fortron Source Power) AKA SPI (Parkle Power Inc)
Input 110-230V. Full Range. Suitable worldwide. The PSU selects the suitable voltage automatically. 4-2A, 50-60Hz
Form Factor Special PSU for Promise Smartstor NS4300N NAS.
Power Output 250W. This PSU is more powerful than the original.
Ventilation 40x40x15mm fan at rear, near cable exit.
Safety standard FCC, RU, CE, TUV
Efficiency level 85+ Bronze
Measurements HxWxD 40x81.5x150mm (1.6"x3.2"x5.9")
Weight (Net / Gross) 0.7 / 1kg
Single Packing Single box: 250x100x50mm (9.8"x3.9"x2"), 1kg.
Bulk Packing Box of 12 Pcs: 320x320x300mm (12.6"x12.6"x11.8"), 10Kg.
Warranty 1 Year RTB
Return Return this item intact within 14 days if unsuitable or unwanted. The buyer is responsible for all postage charges unless otherwise agreed.
Item Condition Brand new
Remarks -This high quality replacement PSU has only one special 24 (20+4)pin connector (32cm long) and is only suitable for the systems advertised. It is NOT suitable for standard ATX or Micro ATX systems. -It has high quality components, is very reliable and has an extremely low failure rate.

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FB250-60(NS4300N)

For Promise Smartstor NS4300N NAS.

    VAT deducted for EU businesses & World customers.


  • Brand: Fire Bull
  • Product Code: FB250-60(NS4300N)
  • Availability: In Stock
  • £72.00

  • Ex Tax: £60.00

  • 10 or more £67.20

Available Options