Fractal Design Prisma AL-12 – 120mm Computer Fan - PWM Control - Six addressable RGB LEDs - ARGB - Optimized for Silent Computing and High Airflow - LLS Bearings - TripWire Technology - RGB
Fractal Design Prisma AL-12 PWM Case Fan, 7 Blades, Long Life Sleeve Bearing, 500-2000 RPM, ARGB, Black.
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Fractal Design Prisma AL-12 – 120 mm Computer Fan
The Fractal Design Prisma AL‑12 is a high‑performance, RGB‑enabled case fan engineered for enthusiasts who demand both silent operation and maximum airflow. With its PWM control, seven aerodynamic blades, and addressable RGB LEDs, this fan delivers a balanced blend of cooling efficiency, aesthetic flexibility, and reliability.
Key Technical Specifications
- Diameter: 120 mm – the industry standard for case fans, ensuring wide compatibility with most chassis designs.
- Depth: 25 mm – a slim profile that fits comfortably in tight spaces while still providing robust airflow.
- Speed Range: 500–2000 RPM – adjustable via PWM, allowing precise control from quiet idle to aggressive cooling.
- Airflow: 20.68–85.71 CFM – the fan can push a substantial volume of air through the case, ideal for high‑performance builds.
- Static Pressure: up to 2.78 mmH₂O – excellent for pushing air through restrictive filters or radiators.
- Sound Level: 14.8–32.7 dBA – engineered for low noise, making it suitable for silent computing setups.
- MTBF: 100,000 hours – a testament to the fan’s durability and long lifespan.
- Weight: 169 g – lightweight yet sturdy, facilitating easy installation.
Advanced Bearing Technology
The Prisma AL‑12 employs Long Life Sleeve (LLS) bearings, a hybrid design that combines the smoothness of sleeve bearings with the longevity of ball bearings. This results in:
- Reduced friction: leading to quieter operation.
- Extended service life: thanks to lower wear rates.
- Consistent performance: across the entire speed range.
PWM Control for Precise Speed Management
The fan’s built‑in PWM (Pulse Width Modulation) controller allows software or motherboard integration to adjust fan speed dynamically. This feature ensures that the fan only consumes power when necessary, maintaining optimal temperatures while minimizing noise.
RGB Illumination and Compatibility
The Prisma AL‑12 is equipped with six addressable RGB LEDs, enabling full color control for each individual LED. The fan’s illumination can be synchronized with a variety of motherboard lighting ecosystems, including:
- Asus Aura Sync
- Gigabyte Fusion
- MSI Mystic Light
- ASRock Polychrome
With a 5 V LED supply and a 4‑pin connector, the fan integrates seamlessly into most modern PC builds.
Installation and Mounting
- Mounting Method: Screw fixing – the fan comes with all necessary screws for secure attachment to case panels or radiators.
- Cable Length: 500 mm – ample length for flexible routing, whether you’re installing in a front panel or behind a motherboard tray.
- Connector Type: 1 x 4‑pin PWM fan header – compatible with standard ATX power supplies and motherboard headers.
Design Aesthetics
The Prisma AL‑12 features a dual‑tone finish, combining white and black elements that complement both minimalist and high‑contrast builds. The fan’s sleek profile and subtle LED glow add visual interest without overwhelming the overall design.
Performance Profile
| Parameter | Value |
|---|---|
| Airflow (CFM) | 20.68 – 85.71 |
| Static Pressure (mmH₂O) | 0.00 – 2.78 |
| Speed (RPM) | 500 – 2000 |
| Noise (dBA) | 14.8 – 32.7 |
| Power Consumption (W) | ~0.18 A × 12 V = 2.16 W (at full speed) |
Why Choose the Prisma AL‑12?
- Balanced Cooling: The fan’s design prioritizes both airflow and static pressure, making it versatile for case ventilation or radiator cooling.
- Silent Operation: LLS bearings and PWM control keep noise levels low even at higher speeds.
- RGB Flexibility: Addressable LEDs allow for intricate lighting schemes that can be synchronized across the entire system.
- Reliability: A 100,000‑hour MTBF ensures long-term performance without frequent replacements.
- Ease of Integration: Standard 4‑pin PWM header and cable length simplify installation in a wide range of builds.
Conclusion
The Fractal Design Prisma AL‑12 stands out as an exemplary case fan that merges silent cooling performance, advanced RGB illumination, and robust build quality. Whether you’re assembling a high‑end gaming rig, a quiet workstation, or a custom server chassis, this fan delivers the airflow, pressure, and aesthetic appeal required for modern PC enthusiasts.
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 16.69 EUR   14.90 EUR  15.29 EUR  29.71 EUR  15.79 EUR  15.29 EUR |
| Colors
Predominant colors of the product |
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| Tags | PWM control Fractal Design Prisma AL-12 120mm Computer Fan LLS Bearings TripWire Technology Six addressable RGB Optimized for Silent |
| Identifiers | |
| Brand | Fractal Design Fractal Design is a Swedish computer hardware company that produces cases, power supplies, and cooling products for computers. The company was founded in 2007 by Michael Nilsson and Peter Nilsson. |
| Model | Fractal Design FD-FAN-PRI-AL12-PWM |
| MPN | Fractal Design FD-FAN-PRI-AL12-PWM |
| ID | 10843747 |
| Dimensions / Weight | |
| Key Features | |
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Airflow The total volume of air that a product can move, expressed in cubic meters per hour (m³/h) or cubic feet per minute (CFM). It indicates the overall ventilation capacity and is useful for comparing cooling performance across fans, heat sinks, and HVAC units.
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20.68 - 85.71 CFM |
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Bearing Type The classification of the mechanical bearing used in a product, such as ball, sleeve, fluid dynamic, hydraulic, magnetic levitation or other specialized types. It indicates the internal design that determines load capacity, noise level and durability.
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LLS (Long Life Sleeve) |
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Cable length The linear distance that a cable covers, expressed with a length unit such as meters, centimeters or inches. It represents the total usable length of the cable for connecting devices.
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500 mm |
| Compatible products | Asus AURA, Gigabyte Fusion, MSI Mystic Light, ASRock Polychrome |
| Connectors | 1 x 4-pin |
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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.
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25 mm |
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Edition A brief statement indicating the edition or version of a product, such as "Reprint", "New Edition", or a numeric edition number like "2nd edition". It identifies which specific release of the item is being referenced.
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Prisma AL-12 PWM ARGB |
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Fan Blades The total count of individual blades that make up a fan. This value indicates how many separate blades are present, which can influence airflow, noise level, and overall performance characteristics.
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7 |
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Fan Colour The colour or combination of colours that a fan is available in, expressed as common names such as "Black", "White" or comma‑separated lists like "Black, White". It indicates the visual appearance of the fan for consumers.
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White/Black |
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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.
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4-pin |
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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.
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120mm |
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Fan Fixing Indicates the type of mounting or attachment used for a fan, such as screw fixing, push‑pin fixing, rubber fan mounts, or combinations thereof.
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Screw Fixing |
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Fan Specialization Specifies the primary performance focus of a fan, such as airflow, static pressure, or quiet operation. It helps users choose a fan that best matches their cooling needs.
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Airflow/Pressure |
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Fan Speed The rotational speed of a fan expressed in revolutions per minute (RPM). This value indicates how fast the fan blades turn, which affects airflow and cooling performance for the component it serves.
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500 - 2000 rpm |
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Illumination colour The hue or combination of hues emitted by a light source, expressed as common colour names such as "Red", "Green", "Blue" or comma‑separated lists like "Red, Green, Blue". This attribute indicates the perceived colour of the illumination produced by devices such as LEDs, lamps, or other lighting fixtures.
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Multi |
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LED A list of the operational states that an LED indicator on a device can display, such as power status, activity, link, or other functional signals. Each entry represents a distinct status that the LED may show when the device is in use.
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Yes |
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LED Colour The colour or type of LED lighting that a product uses, such as single‑colour LEDs (e.g., Red, Blue), multi‑colour RGB configurations, or addressable RGB systems. The value is expressed as common colour names or descriptive terms and may include multiple entries separated by commas.
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Addressable RGB |
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Manual Speed Controller Indicates whether the product allows manual adjustment of its operating speed, such as a fan or motor that can be set to different RPM levels by the user.
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No |
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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.
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2.78 mmH2O |
| Maximum airflow | 85.71 cfm |
| MTBF | 100,000 Hours |
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Number of fans The total count of fan units included in the product. This value indicates how many separate fans are present, which can affect cooling performance and noise levels.
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1 fan(s) |
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PWM Indicates whether the product includes Pulse‑Width Modulation (PWM) control for fan speed or other components, allowing variable speed adjustment via a controller.
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Yes |
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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.
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0.18 A |
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Screws included Indicates whether the product comes with the necessary screws included in the package. A value of "Yes" means that screws are supplied, allowing the user to assemble or secure the item immediately after unpacking; a value of "No" means no screws are provided and must be purchased separately.
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Yes |
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Sound level The intensity of sound produced by a product, expressed in decibels (dB) or sones. It indicates how loud the device is during operation and helps users assess suitability for quiet environments.
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14.8 - 32.7 dBA |
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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".
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Computer case |
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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.
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Fan |
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Weight The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
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169 g |
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