Hardware Spec Index

Caldera PW-7134 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW7134-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index861 (Power Supplies scale)
Category rank#47,485
Street price$39
Power550 W (rated)
Performance per dollar22.08
Released2025

Specifications

BrandCaldera
ModelCaldera PW-7134 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
Fan135 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
Caldera PW-2091 XT 1200W 80 PLUS Titanium ATX Power Supply2,747$319Compare
Caldera PW-7911 Ultra 1200W 80 PLUS Gold ATX 3.0 Power Supply2,021$199Compare
Zephyra PW-1325 SE 1000W 80 PLUS Gold ATX 3.1 Power Supply2,163$219Compare
Novexa PW-8763 SE 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,527$289Compare
Zephyra PW-2277 Core 550W 80 PLUS Bronze SFX Power Supply946$49Compare
Zephyra PW-1981 Max 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,763$309Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7134 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/488068 (accessed 2026-10-22).