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PSU Guide

Aerocool KCAS Plus Bronze Non-Mod.

400-800W

BronzeATXATX 2.xSemi modular230V only2015
CPublished tier

Why this rating

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

CPublished rating
C-Engine rating

Evidence

74%Limited lab data
PASS
4
WARN
3
FAIL
2
N/D
13
Rules v1.0.0

Ratings disagree by 1 step

The engine rates this unit lower than the imported list, driven by the criteria listed below.

Architecture

  • FAIL

    Legacy primary topology (DF)weight 3

  • WARN

    Semi-synchronous rectificationweight 2

  • PASS

    Independent DC-DC converters for +5V and +3.3Vweight 3

  • N/D

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

Standards

  • WARN

    ATX 2.x generation platformweight 2

  • FAIL

    Restricted 230V-only inputweight 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 Andysonweight 1.5

  • PASS

    Platform A8 costdownweight 1.5

  • N/D

    No independent laboratory report linked yetweight 2

Warranty and support

  • N/D

    Warranty length is not documentedweight 1.5

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
    • Efficiency certification: Bronze class efficiency
    • AC input range: Restricted 230V-only input
    • Too many warnings for this tier (2)
    • 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 60%, 3 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
  • Manufacturer warranty

Specification

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

Capacities
400 W*430 W*450 W*500 W*520 W*530 W*550 W*560 W*600 W*650 W*700 W*730 W*750 W*800 W** inferred from a range
Form factor
ATX
ATX generation
ATX 2.x
Efficiency class
Bronze
AC input
230V
Cable modularity
Semi
Introduced
2015

Electrical architecture

What is actually inside, when it is known.

Primary stage
DF
Secondary rectification
SSR
Minor rail regulation
DC-DC
Built by
Andyson
Platform
A8 costdown

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 75). 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