NF-A12x25 G2 PWM Sx2-PP chromax.black

Next-gen black 120mm dual fan set

Next-gen 12cm design

For unprecedented quiet cooling performance

Dual fan set

For push-pull and side-by-side usage

chromax.black edition

All-black design, customisable with optional anti-vibration pads

Product line:

Key specifications
Size (Form factor)
120 x 120 x 25 mm (square)
Speed range
0 – 1800 rpm
Airflow (max.)
107.3 m³/h (63.15 CFM)
Acoustical noise (max.)
22.5 dB(A)
Static pressure (max.)
3.14 mm H₂O
Rated voltage
12 V
Connector
4-pin
Colour
Black
Warranty
6 years
Scope of delivery
  • NF-A12x25 G2 PWM PPA chromax.black premium fan
  • NF-A12x25 G2 PWM PPB chromax.black premium fan
  • 2x NA-RC7 Low-Noise Adaptor (L.N.A.)
  • NA-YC1 chromax.black 4-pin PWM splitter cable
  • 2x NA-EC1 chromax.black 30cm extension cables
  • 8x NA-AV2 black anti-vibration mounts
  • 2x NA-AVG1 chromax.black anti-vibration gasket for water cooling radiators
  • Fan screws

Extended specifications

Mechanical specifications
Dimensions without anti-vibration pads
120 x 120 x 25 mm
Dimensions with anti-vibration pads
120 x 120 x 27 mm
Frame shape
Square
Mounting hole spacing(s)
105 x 105 mm
Weight
195 g
Material frame
PBT ABS GF30
Material impeller
LCP GF30
Material anti-vibration pads
Silicone rubber
Bearing
SSO2
Rotational direction
Counter-clockwise
Frame colour
Black
Impeller colour
Black
Anti-vibration pads colour
Black
Connector type
A2543-4PIN (or equal)
Cable length
200 mm
Cable length with extension cable (included)
500 mm
Wire
26 AWG
Sleeving
Fibreglass silicone mesh
Performance specifications
Rotational speed (max.)
1800 rpm
Rotational speed with LNA (max.)
1500 rpm
Rotational speed @ 20% PWM
360 rpm
Rotational speed @ 0% PWM
0 rpm
Acoustical noise (max.)
22.5 dB(A)
Acoustical noise with LNA (max.)
18.1 dB(A)
Airflow (max.)
107.3 m³/h (63.15 CFM)
Airflow with LNA (max.)
87.2 m³/h (51.32 CFM)
Static pressure (max.)
3.14 mm H₂O
Static pressure with LNA (max.)
1.71 mm H₂O
Electrical specifications
Motor type (phases)
Single phase
Poles
4
Slots
4
Driver IC
NE-FD6
SupraTorque™
Rated voltage
12 V
Starting voltage
7 V
Max. operating voltage
13.2 V
Pin configuration
Diagram showing the pin configuration for Noctua chromax.black and chromax.black.swap 4-pin 12V PWM fans. All wires are black, with functions distinguished by position: Pin 4 = PWM signal (+5V), Pin 3 = RPM speed signal, Pin 2 = +12V, and Pin 1 = Ground.
Pin 1
Black: Ground (GND)
Pin 2
Black: Voltage (Vcc)
Pin 3
Black: RPM Signal
Pin 4
Black: PWM Signal
Input power (max)
1.8 W
Input current (max)
0.15 A
Safety, compliance & environmental specifications
Safety standards
EN62368-1
EMC standards
EN55032, EN55035
UL
CE
UKCA
TÜV
Production standards
ISO 9001 & ISO 14001
Flammability
UL 94 V-0
REACH
RoHS
CMRT
EMRT
Ingress protection
IP50
Operating temperature
-10°C to +60°C
Operating humidity
15 – 90 %
Storage temperature
-20°C to +65°C
Storage humidity
15 – 90 %
MTTF
> 150,000 h
Locked rotor protection
Auto power off after locked at rated voltage for 1 sec. After auto power off, the circuit attempts to restart in 2 to 6 sec.
Polarity protection
Open circuit when Vcc & GND are exchanged. Circuit won't be burned within 5 sec when Vcc & GND are exchanged.
Overvoltage protection
Overcurrent protection
Insulation resistance
10 MΩ / between unshielded wire and frame at 500 VDC/min
Dielectric strength
5 mA max. / measured between lead wire (+) and frame at 500 VAC/min
Logistical specifications
EAN
9010018100778
UPC
841501110771