# Cooler Master R4-BMBS-20PK-R0 Blade Master 120 - Sleeve Bearing 120mm PWM Cooling Fan for Computer Cases, CPU Coolers, and Radiators, Air Balance, 120mm - Non-LED

- Category: Case Cooler
- Brand: Cooler Master
- Model: Blade Master 120
- Part number: R4-BMBS-20PK-R0
- Price (US): currently unavailable
- Price last checked: 2026-08-06
- Rating: 4.3/5 from 1453 Amazon reviews
- Warranty: 2 years
- Product page: https://buildmypc.net/component-details/case-cooler/cooler-master-blade-master-120-r4-bmbs-20pk-r0/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Cooler Master |
| Model | Blade Master 120 |
| FAN RPM | 600 to 2000 RPM |
| Noise Level | 13 to 32 dBA |
| Airflow | 76.80 CFM |

## Key Features

- Well-balanced cooling performance with 21.2-76.8 CFM fan airflow, air pressure, and noise
- Wide PWM fan speed range between 600-2000 R.P.M.
- Anti-vibration rubber pads around the edges to decrease noise
- Distinguished blade shape for airflow improvement.
- Power Connector: 4 Pin

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