PWM fan speed regulator HW-585 12V 5A

The 12V PWM fan speed controller is a professional solution for automatic cooling management based on temperature. Designed for precise control of FAN1 and FAN2, this module ensures stable operation, reduced noise, and extended fan lifespan.

Ideal for PC cooling systems, server cabinets, power supplies, 3D printers, and industrial electronics. If you plan to buy a 12V PWM fan speed controller, check the current price, read reviews, and order reliable radio components at Masterlexon.

Technical Specifications:

• Operating voltage: DC 12V
• PCB size: 50 × 43 × 13 mm
• Mounting hole spacing: 44 × 37 mm
• Mounting hole diameter: 3 mm
• Maximum current per channel: 5A
• Total maximum current: 9A
• Output range:
• Channel 1: 20–100% or 40–100% (TFL = ON)
• Channel 2: 10–100%
• Temperature sensor: 50K B = 3950
• Temperature control accuracy: approx. 3–5%
• Fan stop detection alarm
• Restart required after parameter changes

Temperature Control Settings (TP1 / TP2):

• 35°C → 45°C
• 40°C → 55°C
• 50°C → 70°C
• 60°C → 90°C

Below acceleration temperature – low speed output
Above full speed temperature – maximum speed output

Alarm Function (BF1 / BF2):

• Independent monitoring of FAN1 and FAN2
• Sound alarm (buzzer supported)
• Automatic alarm reset after fan recovery
• If both BF1 and BF2 are enabled – alarm triggers when any fan stops