be quiet! Light Wings LX 140mm PWM High-Speed Fan (BL129)
Light Wings LX 140mm PWM high‑speed fan in black with ARGB LED. 1800 RPM, 75.3 CFM, 2.45 mm H₂O pressure, 30.5 dB(A). Rifle bearing, 4‑pole motor, 60 k h lifespan. 4‑pin PWM, 5 V 3‑pin ARGB, 500 mm cable, daisy‑chain ready, screw‑mount.
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SPECIFICATIONS:
GENERAL
Model
Light Wings LX 140mm PWM high-speed
Dimensions (mm)
140
Color option
Black
Lighting
ARGB LED
Fan speed at 100% PWM / 12V (rpm)
1800
Noise level at 100% PWM / 12V (dB(A))
30.5
Airflow at 100% PWM / 12V (CFM / m3/h)
75.3 / 127.9
Air Pressure at 100% PWM / 12V (mm H2O)
2.45
MECHANICAL SPECIFICATIONS
Dimensions (L x W x H), (mm)
140 x 25 x 140
Weight incl. fixed cables (g)
169
Bearing technology
Rifle
Motor technology
4-pole fan motor
Screw fixing
✓
CABLES / CONNECTORS
Daisy-chain compatible
✓
Lighting connector
5V 3-pin ARGB
Connector
4-pin PWM
Cable length (mm)
500
PERFORMANCE / NOISE
Airflow at 100% PWM / 12V (CFM / m3/h)
75.3 / 127.9
Air Pressure at 100% PWM / 12V (mm H2O)
2.45
Noise level at 100% PWM / 12V (dB(A))
30.5
Lifespan (h / 25°C)
60,000
ELECTRICAL SPECIFICATIONS
Rated Voltage DC (V)
12
Operating Voltage DC (V)
5 - 13.2
Input current (A)
0.18
Safety current (A)
0.45
Input power (W)
5.4
Rated Current LED (A)
0.39
ACCESSORIES
Screws
4
Product Name:
be quiet! Light Wings LX 140mm PWM High-Speed Fan (BL129)
