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300W MT Replacement Power Supply D300EPS-00 with 8pin+4pin+4pin Connector Compatible with Dell Optiplex 3000MT 5000MT 7000MT, Vostro 3710 3910 T3660, XPS 8950, H300EPS-00 AC300EPS-01, P/N 3XY3J 6R2MV
- 300W OEM mini tower PSU with factory-matched 8pin+4pin+4pin motherboard power harness for Dell 12th-gen MT desktops and XPS workstations
- Direct cross-replacement for OEM models D300EPS-00, H300EPS-00, AC300EPS-01 and all listed Dell original spare part numbers
- Full intelligent multi-protection: overvoltage, overload, overheat, overcurrent & short-circuit instant auto power cutoff
- High-efficiency silent cooling fan with optimized internal heat sink for stable all-day multitasking, design and office continuous operation
- Identical chassis dimension, mounting screw holes and wiring pinout as original unit, plug-and-play installation without extra adapters
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This brand-new 300W mini tower power supply model D300EPS-00 is an exact OEM matching replacement built for Dell Optiplex 3000MT, 5000MT, 7000MT business towers, Vostro 3710, 3910, T3660 home desktops and XPS 8950 creative workstation. It features dedicated 8pin+4pin+4pin integrated power cables, fully substituting original PSU variants H300EPS-00 and AC300EPS-01, and matches Dell official spare part codes 3XY3J, 6R2MV, HD2W8.
Constructed with premium industrial-grade internal electronic components, this 80 Plus certified PSU delivers low-ripple steady clean power to fully safeguard motherboard, CPU, RAM and storage hardware under graphic design, video editing and heavy daily office multitasking loads. Built-in intelligent safety circuits automatically shut down power supply once abnormal voltage, overload or overheating is detected to prevent permanent hardware burnout.
Equipped with low-noise high-airflow cooling fan and compact dense heat sink structure, it rapidly exhausts internal chassis heat even under sustained high-load running while maintaining quiet operation fit for office and household environments. All power cable layouts, installation screw positions and overall physical size strictly follow Dell original factory specifications, requiring no wiring modification or conversion accessories for fast direct swap installation. Every unit undergoes complete aging, voltage stability and safety testing before shipment, meeting OEM reliability standards for corporate PC maintenance, workstation upgrade and defective mini tower power supply replacement.
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- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by TechCore Supply Return Policy
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