NF-A4x10n PWM
Frameless 40mm premium fan
Frameless design
Ideal for integration into heatsinks and compact devices
High efficiency impeller
Proven NF-A4x10 design provides outstanding performance-to-noise efficiency
Customisable for B2B clients
Available in 24, 12 and 5V with different connectors and cable lengths
Key specifications
Size (Form factor) | 40 x 40 x 10 mm |
Speed range | 0 – 5000 rpm |
Airflow (max.) | 8.9 m³/h (5.24 CFM) |
Acoustical noise (max.) | 19.6 dB(A) |
Rated voltage | 12 V |
Input power (typical) | 0.32 W |
Connector | 4-pin |
Colour | Brown |
Warranty | 6 years |
Scope of delivery
Extended specifications
Mechanical specifications
Dimensions without anti-vibration pads | 40 x 40 x 11 mm |
Frame shape | No frame |
Material frame | PBT GF30 |
Material impeller | PBT GF30 |
Bearing | SSO2 |
Rotational direction | Counter-clockwise |
Impeller colour | Brown |
Connector type | A2543-4PIN (or equal) |
Cable length | 200 mm |
Wire | 28 AWG |
Performance specifications
Rotational speed (max.) | 5000 rpm |
Rotational speed @ 20% PWM | 1050 rpm |
Rotational speed @ 0% PWM | 0 rpm |
Acoustical noise (max.) | 19.6 dB(A) |
Airflow (max.) | 8.9 m³/h (5.24 CFM) |
Electrical specifications
Motor type (phases) | Single phase |
Poles | 4 |
Slots | 4 |
Driver IC | NE-FD1 |
SupraTorque™ | |
Rated voltage | 12 V |
Max. operating voltage | 13.2 V |
Pin 1 | Black: Ground (GND) |
Pin 2 | Yellow: Voltage (Vcc) |
Pin 3 | Green: RPM Signal |
Pin 4 | Blue: PWM Signal |
Input power (max) | 0.48 W |
Input power (typical) | 0.32 W |
Input current (max) | 0.04 A |
Input current (typical) | 0.03 A |
Safety, compliance & environmental specifications
Safety standards | EN62368-1 |
EMC standards | EN55032, EN55035 |
UL | |
CE | |
UKCA | |
Production standards | ISO 9001 & ISO 14001 |
Flammability | UL 94 V-0 |
REACH | |
RoHS | |
CMRT | |
EMRT | |
Ingress protection | IP50 |
Operating temperature | -10°C to +70°C |
Operating humidity | 15 – 90 % |
Storage temperature | -20°C to +75°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. |
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 |