How many case fans can you use with the MSI B150M MORTAR

[lucasfish11]

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How many case fans can you use with the MSI B150M MORTAR

 

[Luminary]

From your motherboard specification page:

- 2 x 4-pin system fan connectors

You can use 2 case fans natively. If you want more than that you'll need to look into either y-splitters or a dedicated fan controller.