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Arctic P12 PWM PST vs Thermalright TL-C12C-S: Comparison
Arctic P12 PWM PST and Thermalright TL-C12C-S separate most on static pressure: Arctic P12 PWM PST at 2.2 mmH2O, Thermalright TL-C12C-S at 1.53 mmH2O, 30% in favour of Arctic P12 PWM PST. Airflow splits them by another 15%, this time favouring Thermalright TL-C12C-S. They match on 5 other specifications, including fan size, bearing type and fan thickness.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Fan Size | 120 mm | 120 mm |
| Brand | Arctic | Thermalright |
| Model | P12 PWM PST | TL-C12C-S |
| Bearing Type | Fluid Dynamic | Fluid Dynamic |
| Fan Thickness | 25 mm | 25 mm |
| Static Pressure | 2.2 mmH2O | 1.53 mmH2O-30% |
| Max Speed | 1800 RPM | 1550 RPM-14% |
| Airflow | 56.3 CFM-15% | 66.17 CFM |
| PWM Control | Yes | Yes |
| Connector Type | 4-Pin PWM | 4-Pin PWM |
| RGB Lighting | No | Yes |
| Lighting Type | None | ARGB 5V |
| Weight | 145 g | 120 g |
| Source URL | https://www.arctic.de/en/P12-PWM-PST/ACFAN00120A | https://www.thermalright.com/product/tl-c12c-s/ |
Verdict
Arctic P12 PWM PST
9 / 10 Expert Rating
The smartest cheapest meaningful upgrade available — roughly 80% of premium performance at under one-third of the price, with matching warranty.
Thermalright TL-C12C-S
7 / 10 Expert Rating
Noctua-adjacent quiet operation at budget pricing, which is exactly what a six-fan build needs.




