Hardware Spec Index

Caldera PW-4628 Edge 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW4628-EDGE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index816 (Power Supplies scale)
Category rank#33,572
Street price$39
Power550 W (rated)
Performance per dollar20.92
Released2026

Specifications

BrandCaldera
ModelCaldera PW-4628 Edge
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularitySemi-modular
Fan120 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
Novexa PW-3592 Prime 1000W 80 PLUS Gold ATX 3.1 Power Supply1,998$209Compare
Novexa PW-3280 Max 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,589$309Compare
Teralux PW-1342 Ti 850W 80 PLUS Gold ATX Power Supply1,972$189Compare
Novexa PW-1641 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply990$39Compare
Zephyra PW-6928 SE 850W 80 PLUS Platinum ATX Power Supply1,989$189Compare
Vantrel PW-9099 XT 550W 80 PLUS Bronze SFX Power Supply858$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4628 Edge 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/3531087 (accessed 2026-10-24).