Intel® Laminar RH2 Cooler Specifications for Intel® Core Ultra Processors (Series 2)
        Content Type: Product Information & Documentation   |   Article ID: 000100171   |   Last Reviewed: 01/06/2025
    
                    | This Intel® Laminar RH2 Cooler comes in-box with Intel® Core™ Ultra 9 Processor 285. 
 Highlights of this cooler 
 
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Intel® Laminar RH2 Cooler Heatsink Specifications
| Heatsink fin material | Aluminum | 
| Heatsink base/core material | Copper Heat Column | 
| Heatsink fastener (Attaches to supplied backplate) material | Stainless Steel | 
Intel® Laminar RH2 Cooler Thermal Solution Specifications
| Overall Height | Up to 71mm (top of fan to bottom of heatsink) | 
| Overall Size | Up to 103mm x 103mm | 
| Mass | Up to 450g | 
| Sound Power Level | 2.7 BA (1600 RPM, 40C inlet, 65W); 4.7 BA (max RPM) | 
| Sound Pressure Level | 23 dBA (1600 RPM, 40C inlet, 65W) | 
| TDP Support | 65W | 
| Fan Type | PWM controlled variable speed fan | 
| LEDs | aRGB LED light ring and white LED Intel logo | 
| Connector Types | 4-pin and 5V aRGB | 
| Operating Voltage | 13.2V max, 12.0V rated, 10.8V min | 
| Current (peak) | Up to 450mA | 
| Max RPM (+/- 5%) | Up to 3000 RPM | 
| Min RPM (+/- 20%) | 1000 RPM | 
| Operating Temp | 0 to 70C | 
| Operating Humidity | 85% relative humidity @ 55C | 
| Fan Protection | Locked-rotor/polarity protected | 
| Sense Frequency | 2 pulses/Rev, 12V pull-up with 10Kohm | 
| PWM Frequency | 25KHz +/- 5KHz | 
| PWM Pull-up Voltage | 5.25V max | 
| PWM Duty Cycle Range | 0–100% |