Hardware Spec Index

Vantrel PW-7943 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Vantrel · SKU PW7943-PRIME · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index762 (Power Supplies scale)
Category rank#18,167
Street price$39
Power550 W (rated)
Performance per dollar19.54
Released2026

Specifications

BrandVantrel
ModelVantrel PW-7943 Prime
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-3073 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply1,767$149Compare
Teralux PW-6910 Ti 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,859$389Compare
Zephyra PW-8010 Max 550W 80 PLUS Gold ATX 3.0 Power Supply853$39Compare
Novexa PW-6150 Plus 1600W 80 PLUS Titanium ATX Power Supply2,953$399Compare
Teralux PW-1052 Ultra 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,721$299Compare
Caldera PW-7710 Ti 1600W 80 PLUS Titanium ATX Power Supply2,947$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Vantrel PW-7943 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/7697238 (accessed 2026-10-21).