Hardware Spec Index

Caldera PW-2477 Edge 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW2477-EDGE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,717 (Power Supplies scale)
Category rank#44,026
Street price$129
Power850 W (rated)
Performance per dollar13.31
Released2019

Specifications

BrandCaldera
ModelCaldera PW-2477 Edge
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-6523 Max 650W 80 PLUS Bronze ATX Power Supply841$39Compare
Vantrel PW-1647 XT 550W 80 PLUS Gold ATX 3.0 Power Supply806$39Compare
Caldera PW-1089 Core 1600W 80 PLUS Titanium ATX Power Supply2,950$399Compare
Novexa PW-4136 SE 1000W 80 PLUS Platinum ATX Power Supply1,859$159Compare
Zephyra PW-2112 SE 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,421$279Compare
Teralux PW-3689 Pro 550W 80 PLUS Gold ATX Power Supply1,091$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2477 Edge 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/8923116 (accessed 2026-10-19).