Hardware Spec Index

Caldera PW-1839 XT 750W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW1839-XT · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index1,301 (Power Supplies scale)
Category rank#48,320
Street price$69
Power750 W (rated)
Performance per dollar18.86
Released2022

Specifications

BrandCaldera
ModelCaldera PW-1839 XT
Rated output750 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Zephyra PW-3257 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,783$129Compare
Caldera PW-8417 Plus 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,274$219Compare
Novexa PW-2189 Pro 550W 80 PLUS Bronze ATX Power Supply884$39Compare
Caldera PW-1219 Prime 1300W 80 PLUS Gold ATX 3.1 Power Supply2,646$279Compare
Novexa PW-9364 XT 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,192$239Compare
Zephyra PW-4829 Edge 850W 80 PLUS Bronze SFX Power Supply1,366$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1839 XT 750W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/18245083 (accessed 2026-10-25).