Cooler Master Masterwatt Lite / Lite Full Modular
400-700W
Why this rating
Every criterion, its status, and the evidence behind it.
Evidence
- PASS
- 2
- WARN
- 1
- FAIL
- 5
- N/D
- 14
Critical failure
- Confirmed safety hazard, mass failures or falsified certification (Safety or integrity problem reported: Complete e-waste.)
Architecture
- FAIL
Legacy primary topology (DF)weight 3
- FAIL
Passive (Schottky) rectificationweight 2
- FAIL
Group-regulated minor railsweight 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
- FAIL
No efficiency certification claimedweight 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 Enhanceweight 1.5
- N/D
Platform has not been identifiedweight 1.5
- N/D
No independent laboratory report linked yetweight 2
Warranty and support
- N/D
Warranty length is not documentedweight 1.5
Safety
- FAIL
Safety or integrity problem reported: Complete e-waste.weight 3
Complete e-waste.(editorial note)
How the tier was reached
- MET
Critical failurespec 12.14
- Tier F assigned by critical failure rules (spec 12.14)
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** inferred from a range
- Form factor
- ATX
- ATX generation
- ATX 2.x
- Efficiency class
- White
- AC input
- Full range (~100–240 V)
- Cable modularity
- No
- Introduced
- 2016
Electrical architecture
What is actually inside, when it is known.
- Primary stage
- DF
- Secondary rectification
- PR
- Minor rail regulation
- GR
- Built by
- Enhance
- Platform
- not documented
Reviewer notes
Free text from the source, used by the engine as signals.
Complete e-waste. Extremely poor build and component quality all around.
- Safety hazard, mass failure or false certification claimnoconfidence 60%
Where this data comes from
Each field records which source supplied it and how sure we are.
| Field | Source | Confidence | Captured |
|---|---|---|---|
| oem | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| intro_year | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| modularity | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| atx_version | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| form_factor | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| input_range | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| platform | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| editorial_tier | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| efficiency_class | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| primary_topology | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| minor_rail_regulation | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
| secondary_rectification | PSU Tier List (seed workbook)trust 70 | 70% | workbook import |
Primary source: PSU Tier List (seed workbook) (row 325). 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.