Hardware Spec Index

Caldera PW-8941 Ultra 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW8941-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,751 (Power Supplies scale)
Category rank#22,006
Street price$139
Power850 W (rated)
Performance per dollar12.60
Released2021

Specifications

BrandCaldera
ModelCaldera PW-8941 Ultra
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
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-6140 Core 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,523$289Compare
Teralux PW-8659 Core 850W 80 PLUS Gold ATX Power Supply1,830$129Compare
Vantrel PW-2087 SE 850W 80 PLUS Gold SFX Power Supply1,414$89Compare
Vantrel PW-4228 Plus 750W 80 PLUS Gold ATX 3.1 Power Supply1,096$59Compare
Zephyra PW-2478 Max 650W 80 PLUS Gold ATX 3.1 Power Supply1,160$69Compare
Caldera PW-3750 Plus 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,437$249Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8941 Ultra 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/9950125 (accessed 2026-10-23).