48VDC equipment fan with four wires

• operating voltage: 48VDC (35–60V)
• dimensions: 80 x 80 x 25 mm
• speed control via PWM (without control at maximum power)
• bearing: ball
• noise level: 37 dBA
• rotation speed: 3600 rpm
• airflow: 1,2 m3/min
• current consumption: 60mA
• tachometer signal (tacho) = blue wire
• yellow wire: PWM control (below a product suitable for controlling this)