Hardware Spec Index

Caldera PW-7630 Plus 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW7630-PLUS · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index771 (Power Supplies scale)
Category rank#21,102
Street price$39
Power550 W (rated)
Performance per dollar19.77
Released2021

Specifications

BrandCaldera
ModelCaldera PW-7630 Plus
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-7822 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply2,044$179Compare
Novexa PW-9489 Max 850W 80 PLUS Gold ATX 3.0 Power Supply1,948$169Compare
Teralux PW-1515 Ti 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,571$259Compare
Zephyra PW-5446 Ti 1000W 80 PLUS Gold SFX Power Supply2,237$189Compare
Vantrel PW-9273 Core 1200W 80 PLUS Platinum ATX Power Supply2,180$229Compare
Zephyra PW-5893 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply1,654$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7630 Plus 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/153189 (accessed 2026-10-18).