The ARCTIC P12 Slim PWM PST is a slim 120 mm PC case fan for small form factor builds and compact cases where a standard-depth fan may not fit. Its 15 mm thickness also suits builders adding airflow to a radiator, dust filter or a restricted case intake.

It combines PWM speed control with ARCTIC’s PST cable connection, so its speed can follow other connected fans. The fan is designed to provide focused airflow and static pressure when air has to pass through resistance. It can also slow to 0 rpm below 9% PWM for silent operation at low demand. Its Fluid Dynamic Bearing and low-vibration motor design support quieter running.

Key features

  • 15 mm profile fits where a conventional 25 mm fan may be too deep.
  • 120 mm frame fits compatible fan mounts.
  • PWM speed control ranges from 200 to 2100 rpm.
  • 0 rpm mode allows the fan to stop below 9% PWM.
  • PST socket lets you connect another compatible fan in series.
  • Focused airflow and 1.33 mmH₂O static pressure suit radiators and dust filters.
  • Can be installed for intake or exhaust airflow.
  • Includes screws for radiator mounting.

Compatibility

Use with a compatible 120 mm fan mount and a 4-pin PWM fan header. The fan has a 4-pin connector and a 4-pin socket for PST linking. Check that your case or radiator has room for its 15 mm thickness and that its mounting pattern suits a 120 mm fan. Good to know: the box contains one fan, so check your build’s required fan count before ordering.

In the box

  • ARCTIC P12 Slim PWM PST
  • Radiator screws x4
  • Mounting screws x4

Specifications

Specification Detail
Product type 120 mm low-profile PWM fan with cable splitter
Part number ACFAN00187A
Dimensions 120 (L) x 120 (W) x 15 (H) mm
Speed 200–2100 rpm (PWM controlled), 0 rpm below 9 % PWM
Airflow 34.51 cfm | 58.62 m³/h
Static pressure 1.33 mmH₂O
Bearing Fluid Dynamic Bearing
Connector 4-Pin Connector + 4-Pin Socket
Cable length 400 mm
Voltage 12 V DC
Current 0.12 A
Weight 85 g
Colour Black
Warranty 6 Years

For compact PC builds that need useful airflow in tight spaces, this single P12 Slim PWM PST combines a low-profile design with adjustable PWM control and convenient fan linking.

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