Fan Jonsbo SL-120W 12 cm 600-1500 RPM 22-32 dB White

The Jonsbo SL-120W is a 120 mm case fan designed for computer cooling. It operates across a variable speed range from 600 to 1500 RPM and delivers a maximum airflow of 59.48 CFM while maintaining relatively low acoustic levels between 22 and 32 dB. The fan uses a hydraulic bearing for stable rotation and prolonged service life, and its white frame and blades are intended to blend with lighter-coloured builds or provide a neutral appearance in mixed-colour systems.

Advantages

The fan balances airflow and noise, offering sufficient cooling capacity for typical desktop systems while keeping operational noise at a moderate level. Hydraulic bearing technology reduces friction and wear compared with sleeve bearings, contributing to quieter operation and longer lifespan. The wide speed range allows compatibility with both passive and active thermal management strategies, and the white finish supports aesthetic matching in light-themed PC builds.

Suitable for

• Case intake or exhaust in mid-tower and full-tower desktop PCs
• Supplementary cooling for CPU coolers or GPU shrouds that accept 120 mm fans
• Silent or low-noise system builds where moderate airflow is required
• Systems with white or neutral-coloured aesthetics

Key specifications

• Fan size: 120 mm (12 cm)
• Speed range: 600–1500 RPM
• Maximum airflow: 59.48 CFM
• Acoustic level: 22–32 dB
• Bearing type: hydraulic bearing
• Colour: white

How to use

Install the fan into any standard 120 mm mounting location inside the computer case, aligning the airflow direction with the intended intake or exhaust flow. Secure the fan with screws or vibration-damping mounts and connect to an appropriate motherboard fan header or fan controller that supports the fan's voltage and speed range. If the fan is connected to a 3-pin header, utilize motherboard fan control settings or a voltage-based controller to adjust speed; if a dedicated fan controller is used, configure target RPM or acoustic limits according to system needs. Ensure cables are routed away from moving parts and do not obstruct airflow.

Usage recommendations

Position the fan to create a consistent front-to-back or bottom-to-top airflow path to improve overall case ventilation. For lower noise operation, configure fan profiles to maintain speeds near the lower end of the range during light workloads and allow higher RPM under load. Regularly clean dust filters and fan blades to preserve performance and service life.