> How loud can they be? LOL.. for home use I go either fanless (very low power), or 4U chassis even if I don't need the space, just to fit large quiet fans. 1

> How loud can they be? LOL.. for home use I go either fanless (very low power), or 4U chassis even if I don't need the space, just to fit large quiet fans. 1U or 2U at home with fans is not what you want.