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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

Product Name:

be quiet! Light Wings LX 140mm PWM High-Speed Fan (BL129)
Model Number:

BL129
Brand:

Be Quiet
Warranty Period:

3 Year

Description

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

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