Hardware Spec Index

Caldera PW-1821 Edge 750W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW1821-EDGE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,138 (Power Supplies scale)
Category rank#33,721
Street price$59
Power750 W (rated)
Performance per dollar19.29
Released2021

Specifications

BrandCaldera
ModelCaldera PW-1821 Edge
Rated output750 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 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-5414 Prime 1200W 80 PLUS Gold ATX 3.0 Power Supply1,972$169Compare
Teralux PW-7163 Max 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,677$289Compare
Vantrel PW-3011 XT 1600W 80 PLUS Platinum ATX Power Supply2,717$349Compare
Zephyra PW-3328 Max 1000W 80 PLUS Gold ATX 3.0 Power Supply1,832$169Compare
Vantrel PW-8531 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,562$289Compare
Novexa PW-4430 SE 850W 80 PLUS Gold ATX Power Supply1,489$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1821 Edge 750W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/5887734 (accessed 2026-10-25).