Description
The darkFlash S100 PWM represents a significant advancement in consumer cooling technology, prioritizing industrial-grade reliability and thermal efficiency. By utilizing a Fluid Dynamic Bearing (FDB) backed by a 10-year warranty, this fan ensures consistent, low-friction operation for over a decade of continuous use. Its stealthy, non-LED design is housed within a reinforced square frame that minimizes vibration, providing a stable and quiet cooling foundation for high-end PC builds.
This product is for:
- Professional Workstation Builders: Those requiring 24/7 uptime and a 10-year bearing warranty for mission-critical hardware protection.
- Silent PC Enthusiasts: Users seeking a low 25 dBA noise floor even when the system is under heavy load.
- Minimalist Gamers: Builders who prefer a clean, "blackout" or "whiteout" aesthetic without the complexity of RGB wiring.
- Liquid Cooling Users: Builders needing high static pressure (2.3 mm H2O) to effectively push air through dense radiator fins.
- Value-Conscious Performance Seekers: Individuals looking for premium FDB performance and daisy-chain capabilities at a competitive price point.
Detailed specifications:
- Dimensions: 120 x 120 x 25 mm
- Fan Speed: 600 – 1800 RPM (±10%)
- Airflow: 76 CFM (Maximum)
- Static Pressure: 2.3 mm H²O
- Noise Level: 25 dBA (Maximum)
- Bearing Type: Fluid Dynamic Bearing (FDB)
- Lifespan: 100,000 Hours
- Interface: 4-Pin PWM with Male/Female Daisy-Chain Connectors
In real-world thermal management, the S100 PWM excels through its aerodynamic blade geometry, which is specifically shaped to reduce air turbulence and vortex noise. The PWM (Pulse Width Modulation) control allows for precise speed adjustments between 600 and 1800 RPM, ensuring the fan only spins as fast as necessary to maintain optimal temperatures. Installation is streamlined by the integrated daisy-chain headers, allowing users to link multiple fans together and control them via a single motherboard header, significantly reducing cable clutter behind the motherboard tray.
Compared to standard sleeve-bearing fans, the darkFlash S100 offers a vastly superior lifespan and a more consistent noise profile over time, as the fluid bearing prevents the physical contact that leads to mechanical wear. While many competitors focus on aesthetic lighting, the S100 focuses on the physics of airflow; its 2.3 mm H²O static pressure rating outperforms typical case fans, making it versatile enough to serve as a high-performance intake fan or a dedicated CPU cooler fan where air resistance is a factor.
Q&A:
- Does the darkFlash S100 support automatic speed control? Yes, the 4-pin PWM interface allows your motherboard to dynamically adjust the fan speed based on real-time system temperatures.
- Can I connect multiple fans to one header? Yes, the fan includes built-in male and female PWM connectors for easy daisy-chaining of multiple units.
- Is this fan loud at full speed? No, even at its maximum 1800 RPM, the fan is rated at a quiet 25 dBA, which is comparable to a soft whisper.
- What makes an FDB bearing better? Fluid Dynamic Bearings use a layer of high-pressure oil to eliminate metal-on-metal contact, resulting in a 100,000-hour lifespan and quieter operation than ball or sleeve bearings.
- Does this fan come with a warranty? Yes, the darkFlash S100 features a 1-year standard product warranty and an industry-leading 10-year warranty on the FDB bearing.
