The ARCTIC P8 PWM PST CO is an 80 mm case fan designed for continuous 24/7 operation on heatsinks and radiators where high static pressure matters. Its Japanese dual ball bearing and low-vibration motor keep noise minimal even during sustained cooling, backed by a 6-year warranty.

Why This Product

• High static pressure for restricted airflow — At 1.9 mmH₂O, this fan pushes air effectively through heatsink fins and radiator cores, ensuring efficient cooling even where air resistance is high.
• Dual ball bearing rated for 24/7 operation — Premium Japanese bearing tolerates dust and temperature swings far better than sleeve or single-ball alternatives, eliminating the performance drift that shortens fan life.
• Sinus-magnetized motor cuts vibration by 95% — The motor design produces only 5% of the vibration of a conventional DC motor, so rubber spacers are unnecessary and the fan runs smooth and quiet even at low speed.
• PWM Sharing Technology synchronizes multiple fans — Connect this fan alongside others on the same PST line and control them all together, balancing noise and cooling across your entire system.
• 6-year warranty reflects motor longevity — A cooler motor design gives this fan four times the service life of a standard motor, so ARCTIC backs it for twice the typical warranty period.

At a Glance

Size	80 mm
Speed range	200-3000 RPM
Airflow	23.4 CFM (40.3 m³/h)
Static pressure	1.9 mmH₂O
Noise level	0.3 Sone
Connector	4-pin PWM
Bearing	Japanese dual ball bearing
Warranty	6 years

Compatibility

• ✓ Fits any standard 80 mm case fan mount on heatsinks, radiators, chassis intake or exhaust.
• ✓ PWM control: plugs into any 4-pin PWM header on modern motherboards or fan hub controllers.
• ✓ Runs on 12 V DC, the standard for PC case fans and cooling loops.
• Note: PST daisy-chain capability only works if your controller or second fan also supports PWM Sharing Technology; standard PWM control works on any board.

Best For / Trade-offs

Best for:

• Radiator and heatsink cooling where static pressure is critical
• Silent or low-noise builds: quiet at any speed and no vibration noise to suppress
• Multi-fan setups where synchronized control keeps noise low during light loads
• 24/7 continuous operation in servers, workstations or always-on systems

Trade-offs:

• General chassis ventilation where airflow matters more than pressure; this fan prioritises static pressure over raw CFM.
• Single-fan builds without PST support; the PWM Sharing Technology feature goes unused on a standard controller.
• Budget builds requiring multiple fans; the 6-year warranty and reliability premium add to the cost per unit.

Description

During the development of the new P8 PWM PST CO, special emphasis was placed on a focused airstream and thus a high static pressure. The fan guarantees extremely efficient cooling, even with increased air resistance. Therefore, the P8 PWM PST CO is particularly suitable for use on heatsinks and radiators.

The premium quality Japanese dual ball bearing allows continuous operation 24/7 without the slightest compromise in performance. Dust and high temperature are affecting this bearing a lot less than generic sleeve or one ball bearings and thus make it the perfect choice when reliability is essential.

Even at low speeds, the operating sound of the new ARCTIC motor is barely noticeable. Due to sinus-magnetizing the new motor only creates about 5 % of the vibration from the commutation of a regular DC motor without a filter. Consequently, there is no need for rubber spacers due to the steady and smooth torque of the new motor.

A 10 °C lower motor temperature roughly doubles the life span of a fan. The new ARCTIC motor has a four times longer service life through its low coil temperature. Consequently, we give a manufacturer warranty of 6 years.

With a wide range of regulation and the PWM Sharing Technology (PST), the P8 PWM PST CO fan speed can be controlled synchronously with all your other fans together. This keeps noise at a minimum while guaranteeing maximum cooling performance when needed.

Specifications

Fan

Brand	ARCTIC
Model	P8 PWM PST CO
Diameter	80 mm (3.15")
Thickness	25 mm (0.984")
Color	Black
Weight	78.5 g
Bearing type	Japanese dual ball bearing

Performance

Speed range	200-3000 RPM
Airflow	23.4 CFM (40.3 m³/h)
Static pressure	1.9 mmH₂O
Voltage	12 V DC

Acoustics & power

Noise level	0.3 Sone
Connector	4-pin PWM

Warranty

Manufacturer warranty

6 years