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PSU Guide

AZZA PSAZ Bronze New

550/650/750W

BronzeATXATX 2.xnon-modular2024
C-Published tier

Why this rating

Every criterion, its status, and the evidence behind it.

C-Published rating
C-Engine rating

Evidence

74%Limited lab data
PASS
4
WARN
4
FAIL
2
N/D
12
Rules v1.0.0

Architecture

  • FAIL

    Legacy primary topology (DF)weight 3

  • WARN

    Semi-synchronous rectificationweight 2

  • WARN

    Independent-ish regulation (DMA)weight 3

  • N/D

    PFC type is not documented; APFC assumed only when statedweight 2

Standards

  • WARN

    ATX 2.x generation platformweight 2

  • PASS

    Full-range input (~100-240 VAC)weight 2

Efficiency

  • WARN

    Bronze class efficiencyweight 2

Components

  • N/D

    Capacitor temperature rating is not documentedweight 2

  • N/D

    Fan bearing type is not documentedweight 1.5

Protections

  • N/D

    Protection set has not been verified independentlyweight 3

  • N/D

    OCP declaration has not been verifiedweight 2

  • N/D

    OTP declaration has not been verifiedweight 1.5

  • N/D

    Protection trip points have not been measuredweight 2

Electrical performance

  • N/D

    No qualitative electrical assessment on recordweight 3

  • N/D

    No ripple measurement on recordweight 3

  • N/D

    No voltage regulation measurement on recordweight 2

  • N/D

    No transient response measurement on recordweight 2

Evidence

  • PASS

    Built by Hellyweight 1.5

  • PASS

    Platform AD-0800Kweight 1.5

  • N/D

    No independent laboratory report linked yetweight 2

Warranty and support

  • FAIL

    Only 2 year warrantyweight 1.5

    2 year warranty.(editorial note)

Safety

  • PASS

    No safety incidents or false claims on recordweight 3

How the tier was reached

  1. MISSED

    Tier A - reference classspec 12.9

    • Primary conversion stage: Legacy primary topology (DF)
    • Secondary rectification: Semi-synchronous rectification
    • Minor rail regulation: Independent-ish regulation (DMA)
    • Efficiency certification: Bronze class efficiency
    • Manufacturer warranty: Only 2 year warranty
    • Too many warnings for this tier (3)
    • Too many failed criteria for this tier (2)
  2. MISSED

    Tier B - strong mainstreamspec 12.10

    • Primary conversion stage: Legacy primary topology (DF)
    • Too many failed criteria for this tier (1)
  3. MET

    Tier C - adequatespec 12.11

  • Weighted pass ratio 58%, 4 warning(s), confidence 74%

Missing evidence

These criteria could not be resolved. They lower the confidence index rather than count against the unit.

  • Active power factor correction
  • Electrolytic capacitor temperature rating
  • Fan bearing type
  • Protection coverage
  • Over-current protection declared
  • Over-temperature protection declared
  • Protection trip points
  • Measured electrical behaviour
  • +12V ripple
  • Voltage regulation
  • +12V transient response
  • Independent laboratory evidence

Specification

Values carry the source they came from; unknowns stay unknown.

Capacities
550 W650 W750 W
Form factor
ATX
ATX generation
ATX 2.x
Efficiency class
Bronze
AC input
Full range (~100–240 V)
Cable modularity
No
Introduced
2024

Electrical architecture

What is actually inside, when it is known.

Primary stage
DF
Secondary rectification
SSR
Minor rail regulation
DMA
Built by
Helly
Platform
AD-0800K

Reviewer notes

Free text from the source, used by the engine as signals.

2 year warranty. 550W: 540W on 12V, 650W: 648W on 12V, 750W: 744W on 12V.

  • Warranty length stated in the editorial note2confidence 60%

Where this data comes from

Each field records which source supplied it and how sure we are.

FieldSourceConfidenceCaptured
oemPSU Tier List (seed workbook)trust 7070%workbook import
intro_yearPSU Tier List (seed workbook)trust 7070%workbook import
modularityPSU Tier List (seed workbook)trust 7070%workbook import
atx_versionPSU Tier List (seed workbook)trust 7070%workbook import
form_factorPSU Tier List (seed workbook)trust 7070%workbook import
input_rangePSU Tier List (seed workbook)trust 7070%workbook import
platformPSU Tier List (seed workbook)trust 7070%workbook import
editorial_tierPSU Tier List (seed workbook)trust 7070%workbook import
efficiency_classPSU Tier List (seed workbook)trust 7070%workbook import
primary_topologyPSU Tier List (seed workbook)trust 7070%workbook import
minor_rail_regulationPSU Tier List (seed workbook)trust 7070%workbook import
secondary_rectificationPSU Tier List (seed workbook)trust 7070%workbook import

Primary source: PSU Tier List (seed workbook) (row 198). Community-maintained tier list imported as the seed data set. Ratings from this source are shown as the published tier; the Tier Engine computes its own rating separately.

Built on the same platform

Different badge, same electrical design.

Check this against my buildAdd to comparison