Hardware Spec Index

Caldera PW-5277 Pro 1000W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW5277-PRO · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index2,245 (Power Supplies scale)
Category rank#48,453
Street price$209
Power1000 W (rated)
Performance per dollar10.74
Released2022

Specifications

BrandCaldera
ModelCaldera PW-5277 Pro
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-3827 Prime 750W 80 PLUS Bronze ATX Power Supply1,457$79Compare
Novexa PW-5284 Edge 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,595$249Compare
Zephyra PW-4535 Pro 650W 80 PLUS Gold ATX 3.1 Power Supply905$49Compare
Novexa PW-9057 Max 850W 80 PLUS Gold ATX 3.0 Power Supply1,539$99Compare
Teralux PW-9500 Pro 550W 80 PLUS Bronze SFX Power Supply889$39Compare
Caldera PW-5900 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,472$119Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5277 Pro 1000W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/85648127 (accessed 2026-10-22).