myVolts
myVolts 420W TFX Power Supply for HP VT493AA HP-D2506R0
TFX power supply delivering 420 W with 20+4-pin main, 4-pin CPU, SATA and Molex connectors for HP VT493AA and HP-D2506R0 slimline systems
- TypeAT
- Delivers 420 W to replace lower-watt units
- TFX form factor fits Slimline and SFF cases
- 20+4 pin and 4-pin CPU connectors power motherboard and processor
- Three SATA and two Molex connectors support drives and peripherals
- 80 mm double ball-bearing fan provides reliable cooling
420W TFX Power Supply Upgrade
This 420W TFX power supply replaces lower-wattage units in slimline and SFF systems. It is built for owners of HP VT493AA or HP-D2506R0 desktops who need a direct replacement. The unit delivers 420 watts through a single rail EPS12v design.
Suits HP Slimline and SFF Desktops
This unit fits HP VT493AA and HP-D2506R0 models requiring a TFX form factor. It supports systems originally shipped with 200W to 350W power supplies. Builders working with standard ATX chassis or proprietary non-TFX form factors cannot use this power supply.
Single Rail EPS12v with 20+4 and 4-Pin Connectors
The power supply uses a single rail EPS12v topology rated at 420W. It provides a 20+4 pin main motherboard connector and a 4-pin CPU connector. Peripheral connections include three SATA, two Molex and one floppy connector. Cooling is handled by an 80mm double ball bearing fan inside a 0.6mm SECC case.
Highlights
- Delivers 420 W to replace lower-watt units
- TFX form factor fits Slimline and SFF cases
- 20+4 pin and 4-pin CPU connectors power motherboard and processor
- Three SATA and two Molex connectors support drives and peripherals
- 80 mm double ball-bearing fan provides reliable cooling
Specifications
| Type | AT |
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Questions about this item
What does the 420 W rating mean for my HP VT493AA system?
It replaces the original 200–350 W unit and provides a single +12 V rail rated at 14 A for modern components.
Which main power connector standard does this TFX unit use?
It uses a 20+4 pin ATX connector that fits both 20-pin and 24-pin motherboard sockets.
Will the 80 mm double-ball-bearing fan fit my slimline chassis?
The TFX form factor and 0.6 mm SECC case are built for slimline and SFF HP models such as the VT493AA.
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