Wednesday, April 30th 2025

SilverStone Announces HELA 2500Rz 2500 W ATX 3.1 and PCIe 5 Fully Modular ATX Power Supply

SilverStone has rather silently listed its newest HELA 2500Rz 2500 W ATX 3.1 and PCIe 5.0 power supply over at its website. Showcased at Computex back in June last year, the HELA 2500Rz has Cybenetics Platinum certification and packs enough power to feature four 12V-2x6 connectors. It is a fully modular power supply with SilverStone's own 3rd generation modular interface, and, as SilverStone likes to point out, offers 969 W per liter of power density.

The SilverStone HELA 2500Rz has 200x150x86 mm dimensions and weighs a hefty 4.16 kg. It has a single +12V rail, pumping out an incredible 208.3 Amps. The combined +12 V is rated at 2500 W, while combined +3.3 V and +5 V get 120 W. It comes with all the usual protections, including Over Current Protection, Over Power Protection, Over Voltage Protection, Under Voltage Protection, Short Circuit Protection, and Over Temperature Protection. It uses all Japanese electrolytic capacitors and comes equipped with a 135 mm cooling fan with delayed shot-off function that should help to dissipate any residual heat after the system powers down.
Unfortunately, the price or the availability date have not been announced, but expect it to cost a pretty penny, especially considering that the SilverStone HELA 2050R 2050 W ATX 3.0 PSU goes for €520 in Europe and well over $600 in the US.
Sources: SilverStone, via Tomshardware.com
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3 Comments on SilverStone Announces HELA 2500Rz 2500 W ATX 3.1 and PCIe 5 Fully Modular ATX Power Supply

#1
Chaitanya
Does it have 2x AC inputs or single one? Most 1.5kW and higher PSU are already on the edge in countries that use 110/120VAC supply, with this 2.5kW unit they certainly will need special high Amp outlets.
Posted on Reply
#3
Operandi
ChaitanyaDoes it have 2x AC inputs or single one? Most 1.5kW and higher PSU are already on the edge in countries that use 110/120VAC supply, with this 2.5kW unit they certainly will need special high Amp outlets.
Thats a C19 / C20 250v socket you'll find in datacenters on servers not the normal C13 / 14 connector you see on consumer PCs that run off of 120v.
Posted on Reply
Jun 21st, 2025 06:16 CDT change timezone

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