be quiet! SILENT WINGS 4 | 140mm PWM HS · BL097

MPN / P/N

BL097

Manufacturer designation

SILENT WINGS 4 | 140mm PWM HS

General data / Model

Silent Wings 4 140mm PWM high-speed

General data / Color option

Black

General data / Airflow at 100% PWM / 12V (CFM / m3/h)

78.4 / 133.2

General data / Air Pressure at 100% PWM / 12V (mm H2O)

2.36

Mechanical specifications / Dimensions (L x W x H), (mm)

140 x 25 x 140

Mechanical specifications / Bearing technology

FDB

Mechanical specifications / Motor technology

6-pole fan motor

Cables / Connectors / Connector

4-pin PWM

Cables / Connectors / Cable length (mm)

500

Performance / Noise / Airflow at 100% PWM / 12V (CFM / m3/h)

78.4 / 133.2

Performance / Noise / Air Pressure at 100% PWM / 12V (mm H2O)

2.36

Performance / Noise / Lifespan (h / 25°C)

300,000

Electrical specifications / Safety current (A)

0.40

Electrical specifications / Input power (W)

4.8

Documented selection limits

Dimensions, fan motor supply, RGB/ARGB supply and socket support are model-specific. Confirm case/RAM clearance and the exact mounting set before purchase. Cooler TDP is the manufacturer rating, not a universal CPU compatibility guarantee.

Specification source: be quiet! ↗
Checked against documentation: 16.10.2026