Hardware Spec Index

Zephyra PW-1721 XT 750W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW1721-XT · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,028 (Power Supplies scale)
Category rank#34,053
Street price$39
Power750 W (rated)
Performance per dollar26.36
Released2021

Specifications

BrandZephyra
ModelZephyra PW-1721 XT
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
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Caldera PW-7494 Edge 550W 80 PLUS Gold ATX Power Supply1,007$49Compare
Caldera PW-3182 SE 850W 80 PLUS Gold ATX Power Supply1,728$139Compare
Vantrel PW-4941 Plus 550W 80 PLUS Bronze ATX 3.1 Power Supply776$39Compare
Vantrel PW-9261 Max 850W 80 PLUS Bronze ATX 3.1 Power Supply1,404$89Compare
Novexa PW-1766 Max 650W 80 PLUS Gold ATX 3.1 Power Supply783$39Compare
Caldera PW-2850 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply1,209$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-1721 XT 750W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/1847433 (accessed 2026-10-22).