Cooler Master JetFlo 120 - case fan

Cooler Master (5054533465985 / R4-JFNP-20PK-R1) - Not supported - 4-pin - 2.72 mmH2O - Computer case - Fan - Depth: 25 mm - Fan diameter: 12 cm - Height: 120 mm - Package depth: 375 mm - Package Height: 165 mm

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Overview of the Cooler Master JetFlo 120 Case Fan

The Cooler Master JetFlo 120 is a high‑performance case fan designed to deliver optimal airflow and static pressure for computer chassis cooling. With its compact 12 cm diameter, it fits seamlessly into most standard ATX cases while providing robust ventilation.

Key Physical Characteristics

Diameter: 120 mm (12 cm)
Height: 120 mm
Depth: 25 mm
Weight: Not specified, but lightweight for easy installation.
Color: Matte black finish that blends with most system aesthetics.

Electrical and Performance Specifications

Voltage: 12 V DC
Rated Current: 0.4 A (maximum)
Power Consumption: 4.8 W at full speed.
Fan Connector: 4‑pin PWM, enabling precise speed control via motherboard or fan controller.
Maximum Airflow: 95 cfm (cubic feet per minute)
Maximum Static Pressure: 2.72 mmH₂O
Speed Range: 800–2000 RPM, adjustable through PWM.

Installation and Compatibility

The JetFlo 120 is engineered for computer case installation. Its standard 4‑pin connector aligns with most modern motherboards that support PWM fan control. The fan’s dimensions (120 mm × 25 mm) allow it to be mounted on front, rear, or top panels of ATX cases without requiring additional brackets.

Performance in Real-World Scenarios

When positioned at the front of a case, the JetFlo 120 delivers a steady stream of cool air into the chassis, effectively reducing component temperatures. Its high static pressure rating makes it suitable for use behind dust filters or radiators, ensuring that airflow remains efficient even when obstructed.

Noise Profile

The fan operates at a maximum noise level of approximately 36 dB(A) at full speed (2000 RPM). This moderate sound output balances cooling performance with a relatively quiet environment, making it suitable for both gaming rigs and office workstations.

Control Features

PWM Control: The 4‑pin connector allows dynamic speed adjustment based on system temperature or user preference.
Software Compatibility: Compatible with motherboard BIOS fan curves and third‑party software such as Cooler Master’s MasterPlus+, enabling fine-tuned thermal management.

Durability and Build Quality

The JetFlo 120 incorporates a durable plastic housing and high‑quality bearings that ensure long-term operation with minimal vibration. Its robust construction is designed to withstand continuous use in demanding computing environments.

Applications Beyond Standard Cases

Custom Builds: Ideal for custom water cooling loops where the fan can be mounted on radiators or as a secondary airflow source.
Server Environments: The fan’s low power consumption and reliable performance make it suitable for small server chassis requiring efficient cooling without excessive heat generation.

Summary of Benefits

High airflow and static pressure for effective component cooling.
Versatile 4‑pin PWM connectivity for precise speed control.
Compact 120 mm size fits a wide range of case designs.
Moderate noise level suitable for quiet setups.
Energy efficient with only 4.8 W consumption at maximum speed.

Conclusion

The Cooler Master JetFlo 120 stands out as a reliable, high‑performance case fan that delivers excellent airflow and static pressure while maintaining energy efficiency and quiet operation. Its compatibility with standard ATX cases and PWM control make it an ideal choice for enthusiasts seeking to optimize their system’s thermal performance without compromising on aesthetics or noise levels.

This product in Comparor
Category This product is cataloged in our store in these categories	- Ventilation and cooling for computers
International Find this product in one of our international stores
Colors Predominant colors of the product
Identifiers
Brand	Cooler Master is a Taiwanese computer hardware company that produces a wide range of products, including cases, power supplies, CPU coolers, and gaming peripherals. The company is well-known for its quality products and for its support of the modding community.
Model	Cooler Master R4-JFNP-20PK-R1
MPN	Cooler Master R4-JFNP-20PK-R1
ID	11128987
Dimensions / Weight
Key Features
Compatible processor series List of processor families that the product can support, such as Intel Celeron, Intel Core i5, AMD Ryzen 3, etc. Each value represents a distinct CPU family or brand that is compatible with the hardware platform.	Not supported
Depth The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.	25 mm
Fan connector The physical interface used to connect a fan to a power or control source, such as 3‑pin, 4‑pin PWM, Molex, or other proprietary connectors. This value indicates the shape and pin configuration of the fan’s plug so that compatible power supplies, fans, or controllers can be selected.	4-pin
Fan diameter The linear measurement across the widest part of a fan, expressed in units such as millimeters (mm), centimeters (cm) or inches (in). It represents the overall width of the fan and is useful for determining fit, compatibility with cases, and airflow characteristics.	12 cm
Height The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.	120 mm
Maximum air pressure The highest static pressure that a product, such as a fan or cooling component, can generate or withstand, expressed in units of water column height (e.g., millimetres of water). This value indicates the maximum air‑pressure capability and helps users compare performance across similar devices.	2.72 mmH2O
Maximum airflow	95 cfm
Package depth The linear measurement from front to back or top to bottom of a product’s packaging, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the packaged item is and can be used for fitting, compatibility, or spatial planning.	375 mm
Package Height The vertical dimension of a product’s packaging measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and helps customers assess how tall the package will be when stored or shipped.	165 mm
Package width The horizontal measurement of a product’s packaging, expressed in a linear unit such as millimetres or inches. It indicates how wide the package is from one side to the other and helps customers assess fit for storage, shipping, or display.	335 mm
Rated current The electrical current that a device is designed to draw or supply under normal operating conditions, expressed in amperes (A). It indicates the typical power consumption or output capability of the product and helps users assess compatibility with power supplies, sockets, or other components.	0.4 A
Suitable for Indicates the types of products, users or environments for which the item is intended or compatible. The value can be a single category such as "Gaming" or a specific product type like "Computer case".	Computer case
Type The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.	Fan