Hi there this is my first post here i just had a question i am installing 12v noctua pwm fans to my multiplus-II i want it to work automatically activate at a certain temperature is that possible and where do i connect to on the multiplus-II and what i would need thanks

There are different options from full external powered and pwm controlled (third party/DIY) to relay-assistant.pdf 868.39 KB Depends on the hardware your have and what you need/want.

I am wanting to setup pwm controlled

I have a multiplus II x120 and lynx distributor and power in and bmv 712 shunt and I want to setup 4 x pwm fan to run on a thermostat

@Whitevan I Have external 80mm fand PWM contraled by Chess Intel-4-wire Controller. See picture left MP2 with two fan mounted with cable ties below. [IMG_0461]

Well yeah. At least a small PWM controller with a temperature sensor. You’ll find these on Amazon and aliexpress, or perhaps even a local store. I personally use a 48 to 12 volt DC/DC converter to power two fans. With two fans here the inverter temperature went down from over 50°C to 33°C so it c…

Here is a basic system that was created by someone else and I have verified that it works. The INKBIRD ITC-1000F (12Vdc) monitors the temperature acting like a relay so when the temperature goes above or below a programmed level, power is distributed to the Noctua NA-FC1 PWM fan controller which wil…

Pwm temperature controlled External fan

DIY

Whitevan 17 June 2025 19:57 6

Do I need any additional hardware

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Pwm temperature controlled External fan

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