Hardware Spec Index

Caldera PW-2812 SE 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW2812-SE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,221 (Power Supplies scale)
Category rank#3,697
Street price$59
Power550 W (rated)
Performance per dollar20.69
Released2025

Specifications

BrandCaldera
ModelCaldera PW-2812 SE
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-3616 SE 850W 80 PLUS Gold SFX Power Supply1,829$159Compare
Teralux PW-1887 Prime 650W 80 PLUS Bronze SFX Power Supply1,120$69Compare
Vantrel PW-3453 SE 750W 80 PLUS Bronze ATX 3.1 Power Supply1,332$79Compare
Zephyra PW-6298 Prime 1200W 80 PLUS Gold ATX Power Supply2,068$219Compare
Teralux PW-3685 Max 750W 80 PLUS Bronze ATX Power Supply1,054$49Compare
Caldera PW-7135 Pro 850W 80 PLUS Gold ATX 3.0 Power Supply1,537$119Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2812 SE 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/9304579 (accessed 2026-10-19).