Noctua
Noctua NF-A12x25 G2 PWM
—
Released 2025
Best Case Fans · head-to-head
Noctua NF-A12x25 G2 PWM vs Lian Li UNI FAN TL 140
A sourced, side-by-side comparison. Lian Li UNI FAN TL 140 is cheaper at $36. Every spec and price links to its source.
Lian Li
Lian Li UNI FAN TL 140
$36
Which is better: the Noctua NF-A12x25 G2 PWM or Lian Li UNI FAN TL 140?
The Lian Li UNI FAN TL 140 wins 1 of the 1 specs we compare head to head; the other wins 0.
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Key specs, head to head
The numbers that decide it, drawn to scale — longer bar wins, the accent bar is the stronger figure.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Noctua NF-A12x25 G2 PWM | Lian Li UNI FAN TL 140 |
|---|---|---|
| US price | — | $36 |
| Brand | Noctua | Lian Li |
| Released | 2025 | — |
| Fan size (mm) | 120 | 140 |
| Thickness (mm) | 25 | 28 |
| Max airflow (CFM) | 63.2 | 103.9 |
| Max static pressure mm h2 o | 3.14 | 2.34 |
| Max speed (rpm) | 1800 | 1800 |
| Min speed (rpm) | — | 200 |
| Max noise dba | 22.5 | 29 |
| Bearing type | sso2 | fluid-dynamic |
| Connector type | 4-pin-pwm | proprietary |
| Lighting | none | argb |
| Mtbf hours | 150000 | — |
| Weight grams | — | — |
Sources — Noctua NF-A12x25 G2 PWM: techpowerup.com (verified 2026-07-11). Lian Li UNI FAN TL 140: lian-li.com (verified 2026-07-11).
What's the difference between the Noctua NF-A12x25 G2 PWM and Lian Li UNI FAN TL 140?
Where the two actually differ on the specs we track (8 of 12). Matching specs are omitted.
- Fan size (mm): Noctua NF-A12x25 G2 PWM 120 vs Lian Li UNI FAN TL 140 140
- Thickness (mm): Noctua NF-A12x25 G2 PWM 25 vs Lian Li UNI FAN TL 140 28
- Max airflow (CFM): Noctua NF-A12x25 G2 PWM 63.2 vs Lian Li UNI FAN TL 140 103.9
- Max static pressure mm h2 o: Noctua NF-A12x25 G2 PWM 3.14 vs Lian Li UNI FAN TL 140 2.34
- Max noise dba: Noctua NF-A12x25 G2 PWM 22.5 vs Lian Li UNI FAN TL 140 29
- Bearing type: Noctua NF-A12x25 G2 PWM sso2 vs Lian Li UNI FAN TL 140 fluid-dynamic
- Connector type: Noctua NF-A12x25 G2 PWM 4-pin-pwm vs Lian Li UNI FAN TL 140 proprietary
- Lighting: Noctua NF-A12x25 G2 PWM none vs Lian Li UNI FAN TL 140 argb
What reviewers say
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
Noctua NF-A12x25 G2 PWM
Two whitelisted outlets ran hands-on, measured tests of this exact 120 mm fan: TechPowerUp (a dedicated multi-page review) and Tom's Hardware (a head-to-head against Arctic's P12 Pro). Both rank it among the best-performing and quietest 120 mm fans available, with the only recurring criticism being its roughly $35-per-fan price. (1 sourced review, 1 lab-tested.)
Praised: Class-leading airflow and overall performance among 120 mm fans; Very quiet with a refined, low-pitched acoustic profile; inaudible at minimum speed; Extremely linear, consistent RPM range with near-zero sample variation plus a zero-RPM mode.
Flagged: Expensive at roughly $35 per single fan; No daisy-chaining support; Divisive brown/beige color scheme.
Lian Li UNI FAN TL 140
Only one whitelisted tester covered it: Tom's Hardware's hands-on of the UNI FAN TL line, mostly the LCD variant, with no cooling or noise testing. It praises daisy-chain wiring that cuts cable clutter but flags six-pin PCIe power and being unable to mix LCD and non-LCD fans in one chain. Exact TL 140 lab tests fall outside the whitelist. (1 sourced review.)
Praised: Daisy-chain Uni Fan cabling drastically reduces the number of wires to route and hide when installing several fans.
Flagged: Controller box requires a six-pin PCIe power connector (plus SATA for stability), hard to spare in GPU-heavy builds; LCD and non-LCD TL fans cannot be mixed on the same daisy-chain to the controller box.