Hardware Spec Index

Caldera PW-1899 Pro 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Caldera · SKU PW1899-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,511 (Power Supplies scale)
Category rank#5,517
Street price$99
Power850 W (rated)
Performance per dollar15.26
Released2024

Specifications

BrandCaldera
ModelCaldera PW-1899 Pro
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-1738 Pro 850W 80 PLUS Gold ATX Power Supply1,522$99Compare
Teralux PW-1919 Core 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,402$259Compare
Vantrel PW-8811 Ti 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,980$369Compare
Caldera PW-2630 Core 1000W 80 PLUS Gold ATX Power Supply1,832$149Compare
Vantrel PW-9866 Pro 550W 80 PLUS Bronze ATX Power Supply762$39Compare
Caldera PW-9282 Core 550W 80 PLUS Bronze ATX 3.1 Power Supply814$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1899 Pro 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/6795086 (accessed 2026-10-20).