ASHATA Antminer Cooling Fan,Richer-R DC 12V 5.0A 7500RPM Cooling Fan Replacement 4 Pin Connector for Antminer S7 S9

• 4-wire 4pin connector for easy connection.
• 7 fan blades and 7500RPM rotating speed ensures fast cooling.
• Perfect fit for Antminer S7 S9.
• Injection molding technology, delicate and delicate.
• High precision double ball bearings.

Specifications: Applicable Models: For Antminer S7 S9 Connector: 4-wire 4Pin interface Voltage: DC 12V Current: 5.0A Speed: 7500RPM Air volume: 280.38CFM Wind pressure: 24.60mmH2O Noise: 64dBA Bearing: High-precision double ball bearing Fan rotation: counterclockwise from the direction of the fan blade Working temperature: -10 °C ~ + 70 °C Storage temperature: -40 °C ~ + 70 °C Power Range: ±15% of Rated Power Insulation resistance: >500MΩ Withstand voltage: Leakage current 0.5mA 500V / 1 minute Working life: 80,000 hours at an ambient temperature of 25 degrees Applications: Workstation/Server CPU Cooling Fan Frame: Injection Molding, PBT + 30% Glass Fiber + VO Flame Retardant Wind blade: injection molding, PBT + 30% glass fiber + VO flame retardant Cable length: Approx. 32cm / 12.6inch Size: Approx. 12 * 12 * 3.7cm / 4.7 * 4.7 * 1.5inch Color: Black Package weight: 309g Package List: 1 x Cooling Fan Note: Please allow 1-3cm errors due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.