Hardware Spec Index

Caldera PW-4738 SE 1000W 80 PLUS Platinum SFX Power Supply

Power Supplies · Caldera · SKU PW4738-SE · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index2,013 (Power Supplies scale)
Category rank#8,508
Street price$219
Power1000 W (rated)
Performance per dollar9.19
Released2019

Specifications

BrandCaldera
ModelCaldera PW-4738 SE
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorSFX-L
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
Caldera PW-6020 Edge 1200W 80 PLUS Titanium ATX Power Supply2,531$279Compare
Caldera PW-7876 Plus 1000W 80 PLUS Gold ATX Power Supply1,840$179Compare
Caldera PW-2726 XT 850W 80 PLUS Platinum ATX 3.1 Power Supply1,918$189Compare
Vantrel PW-2014 Core 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,736$349Compare
Caldera PW-8249 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,212$199Compare
Zephyra PW-9082 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply1,707$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4738 SE 1000W 80 PLUS Platinum SFX Power Supply”, https://vextor7.com/item/10100613 (accessed 2026-10-20).